* installing to library ‘/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages’
* installing *source* package ‘igraph’ ...
** package ‘igraph’ successfully unpacked and MD5 sums checked
** using staged installation
libxml2 include directories: -I/usr/include/libxml2
libxml2 library link flags: -lxml2
Using installed GLPK
** libs
using C compiler: ‘gcc-13 (Debian 13.2.0-13) 13.2.0’
using C++ compiler: ‘g++-13 (Debian 13.2.0-13) 13.2.0’
make[1]: Entering directory '/tmp/RtmporZJG3/R.INSTALL213b379d230ed/igraph/src'
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c cpp11.cpp -o cpp11.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c cpprinterface.cpp -o cpprinterface.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c init.cpp -o init.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c lazyeval.c -o lazyeval.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c rinterface.c -o rinterface.o
In file included from rinterface.c:25:
rinterface.c: In function ‘R_igraph_fundamental_cycles’:
rinterface.c:10929:18: warning: ‘c_start’ may be used uninitialized [-Wmaybe-uninitialized]
10929 |   IGRAPH_R_CHECK(igraph_fundamental_cycles(&c_graph, &c_basis, (Rf_isNull(start) ? 0 : c_start), c_bfs_cutoff, (Rf_isNull(weights) ? 0 : &c_weights)));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rinterface.h:116:35: note: in definition of macro ‘IGRAPH_R_CHECK’
  116 |         igraph_error_type_t __c = func; \
      |                                   ^~~~
rinterface.c:10910:20: note: ‘c_start’ was declared here
10910 |   igraph_integer_t c_start;
      |                    ^~~~~~~
rinterface.c: In function ‘R_igraph_random_spanning_tree’:
rinterface.c:11195:18: warning: ‘c_vid’ may be used uninitialized [-Wmaybe-uninitialized]
11195 |   IGRAPH_R_CHECK(igraph_random_spanning_tree(&c_graph, &c_res, (Rf_isNull(vid) ? 0 : c_vid)));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rinterface.h:116:35: note: in definition of macro ‘IGRAPH_R_CHECK’
  116 |         igraph_error_type_t __c = func; \
      |                                   ^~~~
rinterface.c:11181:20: note: ‘c_vid’ was declared here
11181 |   igraph_integer_t c_vid;
      |                    ^~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c rinterface_extra.c -o rinterface_extra.o
rinterface_extra.c: In function ‘R_SEXP_to_attr_comb’:
rinterface_extra.c:277:12: warning: ISO C forbids conversion of object pointer to function pointer type [-Wpedantic]
  277 |       func=(igraph_function_pointer_t) (void*) VECTOR_ELT(input, i);
      |            ^
rinterface_extra.c: In function ‘R_igraph_attribute_combine_vertices’:
rinterface_extra.c:1886:21: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
 1886 |       func = (SEXP) (void*) voidfunc;
      |                     ^
rinterface_extra.c: In function ‘R_igraph_attribute_combine_edges’:
rinterface_extra.c:2052:21: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
 2052 |       func = (SEXP) (void*) voidfunc;
      |                     ^
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c rrandom.c -o rrandom.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c simpleraytracer.cpp -o simpleraytracer.o
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dgetv0.f -o vendor/arpack/dgetv0.o
vendor/arpack/dgetv0.f:120:26:

  120 |      &   ( ido, bmat, itry, initv, n, j, v, ldv, resid, rnorm,
      |                          1
Warning: Unused dummy argument ‘itry’ at (1) [-Wunused-dummy-argument]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
vendor/arpack/dgetv0.f:269:72:

  269 |          tmvopx = tmvopx + (t3 - t2)
      |                                                                        ^
Warning: ‘t2’ may be used uninitialized [-Wmaybe-uninitialized]
stat.h:8:27:

note: ‘t2’ declared here
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dlaqrb.f -o vendor/arpack/dlaqrb.o
vendor/arpack/dlaqrb.f:495:16:

  495 |             if( i2.gt.i )
      |                ^
Warning: ‘i2’ may be used uninitialized [-Wmaybe-uninitialized]
vendor/arpack/dlaqrb.f:141:26:

  141 |       integer    i, i1, i2, itn, its, j, k, l, m, nh, nr
      |                          ^
note: ‘i2’ was declared here
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dmout.f -o vendor/arpack/dmout.o
vendor/arpack/dmout.f:21:43:

   21 |       SUBROUTINE IGRAPHDMOUT( LOUT, M, N, A, LDA, IDIGIT, IFMT )
      |                                           1
Warning: Unused dummy argument ‘a’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dmout.f:35:26:

   35 |       INTEGER            I, J, K1, K2, LLL, NDIGIT
      |                          1
Warning: Unused variable ‘i’ declared at (1) [-Wunused-variable]
vendor/arpack/dmout.f:21:56:

   21 |       SUBROUTINE IGRAPHDMOUT( LOUT, M, N, A, LDA, IDIGIT, IFMT )
      |                                                        1
Warning: Unused dummy argument ‘idigit’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dmout.f:21:62:

   21 |       SUBROUTINE IGRAPHDMOUT( LOUT, M, N, A, LDA, IDIGIT, IFMT )
      |                                                              1
Warning: Unused dummy argument ‘ifmt’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dmout.f:35:29:

   35 |       INTEGER            I, J, K1, K2, LLL, NDIGIT
      |                             1
Warning: Unused variable ‘j’ declared at (1) [-Wunused-variable]
vendor/arpack/dmout.f:35:33:

   35 |       INTEGER            I, J, K1, K2, LLL, NDIGIT
      |                                 1
Warning: Unused variable ‘k1’ declared at (1) [-Wunused-variable]
vendor/arpack/dmout.f:35:37:

   35 |       INTEGER            I, J, K1, K2, LLL, NDIGIT
      |                                     1
Warning: Unused variable ‘k2’ declared at (1) [-Wunused-variable]
vendor/arpack/dmout.f:34:29:

   34 |       CHARACTER*80       LINE
      |                             1
Warning: Unused variable ‘line’ declared at (1) [-Wunused-variable]
vendor/arpack/dmout.f:35:42:

   35 |       INTEGER            I, J, K1, K2, LLL, NDIGIT
      |                                          1
Warning: Unused variable ‘lll’ declared at (1) [-Wunused-variable]
vendor/arpack/dmout.f:21:34:

   21 |       SUBROUTINE IGRAPHDMOUT( LOUT, M, N, A, LDA, IDIGIT, IFMT )
      |                                  1
Warning: Unused dummy argument ‘lout’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dmout.f:21:37:

   21 |       SUBROUTINE IGRAPHDMOUT( LOUT, M, N, A, LDA, IDIGIT, IFMT )
      |                                     1
Warning: Unused dummy argument ‘m’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dmout.f:21:40:

   21 |       SUBROUTINE IGRAPHDMOUT( LOUT, M, N, A, LDA, IDIGIT, IFMT )
      |                                        1
Warning: Unused dummy argument ‘n’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dmout.f:35:50:

   35 |       INTEGER            I, J, K1, K2, LLL, NDIGIT
      |                                                  1
Warning: Unused variable ‘ndigit’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dnaitr.f -o vendor/arpack/dnaitr.o
vendor/arpack/dnaitr.f:210:33:

  210 |      &   (ido, bmat, n, k, np, nb, resid, rnorm, v, ldv, h, ldh,
      |                                 1
Warning: Unused dummy argument ‘nb’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dnaitr.f:494:72:

  494 |          tmvopx = tmvopx + (t3 - t2)
      |                                                                        ^
Warning: ‘t2’ may be used uninitialized [-Wmaybe-uninitialized]
stat.h:8:27:

note: ‘t2’ declared here
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dnapps.f -o vendor/arpack/dnapps.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dnaup2.f -o vendor/arpack/dnaup2.o
vendor/arpack/dnaup2.f:315:5:

  315 |    10 continue
      |     1
Warning: Label 10 at (1) defined but not used [-Wunused-label]
vendor/arpack/dnaup2.f:175:63:

  175 |      &   ( ido, bmat, n, which, nev, np, tol, resid, mode, iupd,
      |                                                               1
Warning: Unused dummy argument ‘iupd’ at (1) [-Wunused-dummy-argument]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dnaupd.f -o vendor/arpack/dnaupd.o
vendor/arpack/dnaupd.f:541:25:

  541 |          if (nb .le. 0)                         nb = 1
      |                         1~~~~~~~
Warning: Nonconforming tab character at (1) [-Wtabs]
vendor/arpack/dnaupd.f:542:29:

  542 |          if (tol .le. zero)                     tol = dlamch('EpsMach')
      |                                 1~~~~~~~
Warning: Nonconforming tab character at (1) [-Wtabs]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dnconv.f -o vendor/arpack/dnconv.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dneigh.f -o vendor/arpack/dneigh.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dneupd.f -o vendor/arpack/dneupd.o
stat.h:8:19:

Warning: Unused variable ‘t0’ declared at (1) [-Wunused-variable]
stat.h:8:23:

Warning: Unused variable ‘t1’ declared at (1) [-Wunused-variable]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
vendor/arpack/dneupd.f:537:72:

  537 |      &           '_neupd: Threshold eigenvalue used for re-ordering')
      |                                                                        ^
Warning: ‘thres’ may be used uninitialized [-Wmaybe-uninitialized]
vendor/arpack/dneupd.f:347:47:

  347 |      &           conds, rnorm, sep, temp, thres, vl(1,1), temp1, eps23
      |                                               ^
note: ‘thres’ was declared here
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dngets.f -o vendor/arpack/dngets.o
vendor/arpack/dngets.f:96:33:

   96 |      &     bounds, shiftr, shifti )
      |                                 1
Warning: Unused dummy argument ‘shifti’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dngets.f:96:25:

   96 |      &     bounds, shiftr, shifti )
      |                         1
Warning: Unused dummy argument ‘shiftr’ at (1) [-Wunused-dummy-argument]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsaitr.f -o vendor/arpack/dsaitr.o
vendor/arpack/dsaitr.f:484:72:

  484 |          tmvopx = tmvopx + (t3 - t2)
      |                                                                        ^
Warning: ‘t2’ may be used uninitialized [-Wmaybe-uninitialized]
stat.h:8:27:

note: ‘t2’ declared here
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsapps.f -o vendor/arpack/dsapps.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsaup2.f -o vendor/arpack/dsaup2.o
vendor/arpack/dsaup2.f:812:5:

  812 |   130    continue
      |     1
Warning: Label 130 at (1) defined but not used [-Wunused-label]
vendor/arpack/dsaup2.f:326:5:

  326 |    10 continue
      |     1
Warning: Label 10 at (1) defined but not used [-Wunused-label]
vendor/arpack/dsaup2.f:180:63:

  180 |      &   ( ido, bmat, n, which, nev, np, tol, resid, mode, iupd,
      |                                                               1
Warning: Unused dummy argument ‘iupd’ at (1) [-Wunused-dummy-argument]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsaupd.f -o vendor/arpack/dsaupd.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsconv.f -o vendor/arpack/dsconv.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dseigt.f -o vendor/arpack/dseigt.o
vendor/arpack/dseigt.f:124:18:

  124 |       integer    i, k, msglvl
      |                  1
Warning: Unused variable ‘i’ declared at (1) [-Wunused-variable]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsesrt.f -o vendor/arpack/dsesrt.o
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dseupd.f -o vendor/arpack/dseupd.o
stat.h:8:19:

Warning: Unused variable ‘t0’ declared at (1) [-Wunused-variable]
stat.h:8:23:

Warning: Unused variable ‘t1’ declared at (1) [-Wunused-variable]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
vendor/arpack/dseupd.f:557:49:

  557 |                if ( workl(irz+j) .le. thres1 .or.
      |                                                 ^
Warning: ‘thres1’ may be used uninitialized [-Wmaybe-uninitialized]
vendor/arpack/dseupd.f:259:44:

  259 |      &           bnorm2, rnorm, temp, thres1, thres2, tempbnd, eps23
      |                                            ^
note: ‘thres1’ was declared here
vendor/arpack/dseupd.f:557:49:

  557 |                if ( workl(irz+j) .le. thres1 .or.
      |                                                 ^
Warning: ‘thres2’ may be used uninitialized [-Wmaybe-uninitialized]
vendor/arpack/dseupd.f:259:52:

  259 |      &           bnorm2, rnorm, temp, thres1, thres2, tempbnd, eps23
      |                                                    ^
note: ‘thres2’ was declared here
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsgets.f -o vendor/arpack/dsgets.o
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsortc.f -o vendor/arpack/dsortc.o
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dsortr.f -o vendor/arpack/dsortr.o
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dstatn.f -o vendor/arpack/dstatn.o
stat.h:8:19:

Warning: Unused variable ‘t0’ declared at (1) [-Wunused-variable]
stat.h:8:23:

Warning: Unused variable ‘t1’ declared at (1) [-Wunused-variable]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dstats.f -o vendor/arpack/dstats.o
stat.h:8:19:

Warning: Unused variable ‘t0’ declared at (1) [-Wunused-variable]
stat.h:8:23:

Warning: Unused variable ‘t1’ declared at (1) [-Wunused-variable]
stat.h:8:27:

Warning: Unused variable ‘t2’ declared at (1) [-Wunused-variable]
stat.h:8:31:

Warning: Unused variable ‘t3’ declared at (1) [-Wunused-variable]
stat.h:8:35:

Warning: Unused variable ‘t4’ declared at (1) [-Wunused-variable]
stat.h:8:39:

Warning: Unused variable ‘t5’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dstqrb.f -o vendor/arpack/dstqrb.o
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/dvout.f -o vendor/arpack/dvout.o
vendor/arpack/dvout.f:32:26:

   32 |       INTEGER            I, K1, K2, LLL, NDIGIT
      |                          1
Warning: Unused variable ‘i’ declared at (1) [-Wunused-variable]
vendor/arpack/dvout.f:18:49:

   18 |       SUBROUTINE IGRAPHDVOUT( LOUT, N, SX, IDIGIT, IFMT )
      |                                                 1
Warning: Unused dummy argument ‘idigit’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dvout.f:18:55:

   18 |       SUBROUTINE IGRAPHDVOUT( LOUT, N, SX, IDIGIT, IFMT )
      |                                                       1
Warning: Unused dummy argument ‘ifmt’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dvout.f:32:30:

   32 |       INTEGER            I, K1, K2, LLL, NDIGIT
      |                              1
Warning: Unused variable ‘k1’ declared at (1) [-Wunused-variable]
vendor/arpack/dvout.f:32:34:

   32 |       INTEGER            I, K1, K2, LLL, NDIGIT
      |                                  1
Warning: Unused variable ‘k2’ declared at (1) [-Wunused-variable]
vendor/arpack/dvout.f:31:29:

   31 |       CHARACTER*80       LINE
      |                             1
Warning: Unused variable ‘line’ declared at (1) [-Wunused-variable]
vendor/arpack/dvout.f:32:39:

   32 |       INTEGER            I, K1, K2, LLL, NDIGIT
      |                                       1
Warning: Unused variable ‘lll’ declared at (1) [-Wunused-variable]
vendor/arpack/dvout.f:18:34:

   18 |       SUBROUTINE IGRAPHDVOUT( LOUT, N, SX, IDIGIT, IFMT )
      |                                  1
Warning: Unused dummy argument ‘lout’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dvout.f:18:37:

   18 |       SUBROUTINE IGRAPHDVOUT( LOUT, N, SX, IDIGIT, IFMT )
      |                                     1
Warning: Unused dummy argument ‘n’ at (1) [-Wunused-dummy-argument]
vendor/arpack/dvout.f:32:47:

   32 |       INTEGER            I, K1, K2, LLL, NDIGIT
      |                                               1
Warning: Unused variable ‘ndigit’ declared at (1) [-Wunused-variable]
vendor/arpack/dvout.f:18:41:

   18 |       SUBROUTINE IGRAPHDVOUT( LOUT, N, SX, IDIGIT, IFMT )
      |                                         1
Warning: Unused dummy argument ‘sx’ at (1) [-Wunused-dummy-argument]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/ivout.f -o vendor/arpack/ivout.o
vendor/arpack/ivout.f:25:18:

   25 |       INTEGER    I, NDIGIT, K1, K2, LLL
      |                  1
Warning: Unused variable ‘i’ declared at (1) [-Wunused-variable]
vendor/arpack/ivout.f:18:49:

   18 |       SUBROUTINE IGRAPHIVOUT (LOUT, N, IX, IDIGIT, IFMT)
      |                                                 1
Warning: Unused dummy argument ‘idigit’ at (1) [-Wunused-dummy-argument]
vendor/arpack/ivout.f:18:55:

   18 |       SUBROUTINE IGRAPHIVOUT (LOUT, N, IX, IDIGIT, IFMT)
      |                                                       1
Warning: Unused dummy argument ‘ifmt’ at (1) [-Wunused-dummy-argument]
vendor/arpack/ivout.f:18:41:

   18 |       SUBROUTINE IGRAPHIVOUT (LOUT, N, IX, IDIGIT, IFMT)
      |                                         1
Warning: Unused dummy argument ‘ix’ at (1) [-Wunused-dummy-argument]
vendor/arpack/ivout.f:25:30:

   25 |       INTEGER    I, NDIGIT, K1, K2, LLL
      |                              1
Warning: Unused variable ‘k1’ declared at (1) [-Wunused-variable]
vendor/arpack/ivout.f:25:34:

   25 |       INTEGER    I, NDIGIT, K1, K2, LLL
      |                                  1
Warning: Unused variable ‘k2’ declared at (1) [-Wunused-variable]
vendor/arpack/ivout.f:26:23:

   26 |       CHARACTER*80 LINE
      |                       1
Warning: Unused variable ‘line’ declared at (1) [-Wunused-variable]
vendor/arpack/ivout.f:25:39:

   25 |       INTEGER    I, NDIGIT, K1, K2, LLL
      |                                       1
Warning: Unused variable ‘lll’ declared at (1) [-Wunused-variable]
vendor/arpack/ivout.f:18:34:

   18 |       SUBROUTINE IGRAPHIVOUT (LOUT, N, IX, IDIGIT, IFMT)
      |                                  1
Warning: Unused dummy argument ‘lout’ at (1) [-Wunused-dummy-argument]
vendor/arpack/ivout.f:18:37:

   18 |       SUBROUTINE IGRAPHIVOUT (LOUT, N, IX, IDIGIT, IFMT)
      |                                     1
Warning: Unused dummy argument ‘n’ at (1) [-Wunused-dummy-argument]
vendor/arpack/ivout.f:25:26:

   25 |       INTEGER    I, NDIGIT, K1, K2, LLL
      |                          1
Warning: Unused variable ‘ndigit’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/second.f -o vendor/arpack/second.o
vendor/arpack/second.f:23:30:

   23 |       REAL               ETIME
      |                              1
Warning: Unused variable ‘etime’ declared at (1) [-Wunused-variable]
vendor/arpack/second.f:17:27:

   17 |       REAL               T1
      |                           1
Warning: Unused variable ‘t1’ declared at (1) [-Wunused-variable]
vendor/arpack/second.f:20:36:

   20 |       REAL               TARRAY( 2 )
      |                                    1
Warning: Unused variable ‘tarray’ declared at (1) [-Wunused-variable]
gfortran-13 -fvisibility=hidden -fpic  -g -O2 -Wall -mtune=native  -c vendor/arpack/wrap.f -o vendor/arpack/wrap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/betweenness.c -o vendor/cigraph/src/centrality/betweenness.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/centrality_other.c -o vendor/cigraph/src/centrality/centrality_other.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/centralization.c -o vendor/cigraph/src/centrality/centralization.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/closeness.c -o vendor/cigraph/src/centrality/closeness.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/coreness.c -o vendor/cigraph/src/centrality/coreness.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/eigenvector.c -o vendor/cigraph/src/centrality/eigenvector.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/hub_authority.c -o vendor/cigraph/src/centrality/hub_authority.o
vendor/cigraph/src/centrality/hub_authority.c: In function ‘igraph_hub_and_authority_scores’:
vendor/cigraph/src/centrality/hub_authority.c:375:84: warning: ‘my_hub_vector_p’ may be used uninitialized [-Wmaybe-uninitialized]
  375 |             igraph_i_kleinberg_weighted_hub_to_auth(no_of_nodes, authority_vector, &VECTOR(*my_hub_vector_p)[0], &ininclist, graph, weights);
      |                                                                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
vendor/cigraph/src/centrality/hub_authority.c:219:22: note: ‘my_hub_vector_p’ was declared here
  219 |     igraph_vector_t *my_hub_vector_p;
      |                      ^~~~~~~~~~~~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/centrality/pagerank.c -o vendor/cigraph/src/centrality/pagerank.o
vendor/cigraph/src/centrality/pagerank.c: In function ‘igraph_i_personalized_pagerank_arpack’:
vendor/cigraph/src/centrality/pagerank.c:603:9: warning: ‘reset_sum’ may be used uninitialized [-Wmaybe-uninitialized]
  603 |         igraph_vector_scale(&normalized_reset, 1.0 / reset_sum);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vendor/cigraph/src/centrality/pagerank.c:498:19: note: ‘reset_sum’ was declared here
  498 |     igraph_real_t reset_sum; /* used only when reset != NULL */
      |                   ^~~~~~~~~
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack.cpp -o vendor/cigraph/src/centrality/prpack.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_base_graph.cpp -o vendor/cigraph/src/centrality/prpack/prpack_base_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_igraph_graph.cpp -o vendor/cigraph/src/centrality/prpack/prpack_igraph_graph.o
vendor/cigraph/src/centrality/prpack/prpack_igraph_graph.cpp: In member function ‘igraph_error_t prpack::prpack_igraph_graph::convert_from_igraph(const igraph_t*, const igraph_vector_t*, bool)’:
vendor/cigraph/src/centrality/prpack/prpack_igraph_graph.cpp:121:21: warning: ‘p_weight’ may be used uninitialized [-Wmaybe-uninitialized]
  121 |                     ++p_weight;
      |                     ^~~~~~~~~~
vendor/cigraph/src/centrality/prpack/prpack_igraph_graph.cpp:19:13: note: ‘p_weight’ was declared here
   19 |     double *p_weight;
      |             ^~~~~~~~
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_preprocessed_ge_graph.cpp -o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_ge_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_preprocessed_gs_graph.cpp -o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_gs_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_preprocessed_scc_graph.cpp -o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_scc_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_preprocessed_schur_graph.cpp -o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_schur_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_result.cpp -o vendor/cigraph/src/centrality/prpack/prpack_result.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_solver.cpp -o vendor/cigraph/src/centrality/prpack/prpack_solver.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/prpack/prpack_utils.cpp -o vendor/cigraph/src/centrality/prpack/prpack_utils.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/centrality/truss.cpp -o vendor/cigraph/src/centrality/truss.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/cliquer/cliquer.c -o vendor/cigraph/src/cliques/cliquer/cliquer.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/cliquer/cliquer_graph.c -o vendor/cigraph/src/cliques/cliquer/cliquer_graph.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/cliquer/reorder.c -o vendor/cigraph/src/cliques/cliquer/reorder.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/cliquer_wrapper.c -o vendor/cigraph/src/cliques/cliquer_wrapper.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/cliques.c -o vendor/cigraph/src/cliques/cliques.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/glet.c -o vendor/cigraph/src/cliques/glet.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/cliques/maximal_cliques.c -o vendor/cigraph/src/cliques/maximal_cliques.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/community_misc.c -o vendor/cigraph/src/community/community_misc.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/edge_betweenness.c -o vendor/cigraph/src/community/edge_betweenness.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/fast_modularity.c -o vendor/cigraph/src/community/fast_modularity.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/fluid.c -o vendor/cigraph/src/community/fluid.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/infomap/infomap.cc -o vendor/cigraph/src/community/infomap/infomap.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/infomap/infomap_FlowGraph.cc -o vendor/cigraph/src/community/infomap/infomap_FlowGraph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/infomap/infomap_Greedy.cc -o vendor/cigraph/src/community/infomap/infomap_Greedy.o
vendor/cigraph/src/community/infomap/infomap_Greedy.cc: In member function ‘bool Greedy::optimize()’:
vendor/cigraph/src/community/infomap/infomap_Greedy.cc:126:36: warning: comparison of integer expressions of different signedness: ‘__gnu_cxx::__alloc_traits<std::allocator<long int>, long int>::value_type’ {aka ‘long int’} and ‘igraph_uint_t’ {aka ‘long unsigned int’} [-Wsign-compare]
  126 |                 if (redirect[nb_M] >= offset) {
vendor/cigraph/src/community/infomap/infomap_Greedy.cc:143:32: warning: comparison of integer expressions of different signedness: ‘__gnu_cxx::__alloc_traits<std::allocator<long int>, long int>::value_type’ {aka ‘long int’} and ‘igraph_uint_t’ {aka ‘long unsigned int’} [-Wsign-compare]
  143 |             if (redirect[nb_M] >= offset) {
vendor/cigraph/src/community/infomap/infomap_Greedy.cc:184:28: warning: comparison of integer expressions of different signedness: ‘__gnu_cxx::__alloc_traits<std::allocator<long int>, long int>::value_type’ {aka ‘long int’} and ‘igraph_uint_t’ {aka ‘long unsigned int’} [-Wsign-compare]
  184 |         if (redirect[oldM] >= offset) {
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/label_propagation.c -o vendor/cigraph/src/community/label_propagation.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/leading_eigenvector.c -o vendor/cigraph/src/community/leading_eigenvector.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/leiden.c -o vendor/cigraph/src/community/leiden.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/louvain.c -o vendor/cigraph/src/community/louvain.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/modularity.c -o vendor/cigraph/src/community/modularity.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/optimal_modularity.c -o vendor/cigraph/src/community/optimal_modularity.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/spinglass/NetDataTypes.cpp -o vendor/cigraph/src/community/spinglass/NetDataTypes.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/spinglass/NetRoutines.cpp -o vendor/cigraph/src/community/spinglass/NetRoutines.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/spinglass/clustertool.cpp -o vendor/cigraph/src/community/spinglass/clustertool.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/spinglass/pottsmodel_2.cpp -o vendor/cigraph/src/community/spinglass/pottsmodel_2.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/community/voronoi.c -o vendor/cigraph/src/community/voronoi.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/walktrap/walktrap.cpp -o vendor/cigraph/src/community/walktrap/walktrap.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/walktrap/walktrap_communities.cpp -o vendor/cigraph/src/community/walktrap/walktrap_communities.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/walktrap/walktrap_graph.cpp -o vendor/cigraph/src/community/walktrap/walktrap_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/community/walktrap/walktrap_heap.cpp -o vendor/cigraph/src/community/walktrap/walktrap_heap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/connectivity/cohesive_blocks.c -o vendor/cigraph/src/connectivity/cohesive_blocks.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/connectivity/components.c -o vendor/cigraph/src/connectivity/components.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/connectivity/separators.c -o vendor/cigraph/src/connectivity/separators.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/adjacency.c -o vendor/cigraph/src/constructors/adjacency.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/atlas.c -o vendor/cigraph/src/constructors/atlas.o
In file included from vendor/cigraph/include/igraph_constructors.h:29,
                 from vendor/cigraph/src/constructors/atlas.c:19:
vendor/cigraph/src/constructors/atlas.c: In function ‘igraph_atlas’:
vendor/cigraph/src/constructors/atlas.c:70:18: warning: ‘v’ may be used uninitialized [-Wmaybe-uninitialized]
   70 |     IGRAPH_CHECK(igraph_create(graph,
vendor/cigraph/include/igraph_error.h:763:40: note: in definition of macro ‘IGRAPH_CHECK’
  763 |         igraph_error_t igraph_i_ret = (expr); \
      |                                        ^~~~
In file included from vendor/cigraph/include/igraph_vector.h:88,
                 from vendor/cigraph/include/igraph_matrix.h:29,
                 from vendor/cigraph/include/igraph_constructors.h:31:
vendor/cigraph/include/igraph_vector_pmt.h:93:51: note: by argument 1 of type ‘const igraph_vector_int_t *’ to ‘igraph_vector_int_view’ declared here
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                                   ^~~~~~~~~~~~~
vendor/cigraph/include/igraph_pmt.h:26:25: note: in definition of macro ‘CONCAT3x’
   26 | #define CONCAT3x(a,b,c) a ## _ ## b ## _ ## c
      |                         ^
vendor/cigraph/include/igraph_pmt.h:169:31: note: in expansion of macro ‘CONCAT3’
  169 |         #define FUNCTION(a,c) CONCAT3(a,SHORT,c)
      |                               ^~~~~~~
vendor/cigraph/include/igraph_vector_pmt.h:93:42: note: in expansion of macro ‘FUNCTION’
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                          ^~~~~~~~
vendor/cigraph/src/constructors/atlas.c:59:31: note: ‘v’ declared here
   59 |     const igraph_vector_int_t v;
      |                               ^
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/basic_constructors.c -o vendor/cigraph/src/constructors/basic_constructors.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/circulant.c -o vendor/cigraph/src/constructors/circulant.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/de_bruijn.c -o vendor/cigraph/src/constructors/de_bruijn.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/famous.c -o vendor/cigraph/src/constructors/famous.o
vendor/cigraph/src/constructors/famous.c: In function ‘igraph_i_famous’:
vendor/cigraph/src/constructors/famous.c:261:5: warning: ‘edges’ may be used uninitialized [-Wmaybe-uninitialized]
  261 |     igraph_vector_int_view(&edges, data + 3, 2 * no_of_edges);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from vendor/cigraph/include/igraph_vector.h:88,
                 from vendor/cigraph/include/igraph_matrix.h:29,
                 from vendor/cigraph/include/igraph_constructors.h:31,
                 from vendor/cigraph/src/constructors/famous.c:25:
vendor/cigraph/include/igraph_vector_pmt.h:93:51: note: by argument 1 of type ‘const igraph_vector_int_t *’ to ‘igraph_vector_int_view’ declared here
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                                   ^~~~~~~~~~~~~
vendor/cigraph/include/igraph_pmt.h:26:25: note: in definition of macro ‘CONCAT3x’
   26 | #define CONCAT3x(a,b,c) a ## _ ## b ## _ ## c
      |                         ^
vendor/cigraph/include/igraph_pmt.h:169:31: note: in expansion of macro ‘CONCAT3’
  169 |         #define FUNCTION(a,c) CONCAT3(a,SHORT,c)
      |                               ^~~~~~~
vendor/cigraph/include/igraph_vector_pmt.h:93:42: note: in expansion of macro ‘FUNCTION’
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                          ^~~~~~~~
vendor/cigraph/src/constructors/famous.c:259:25: note: ‘edges’ declared here
  259 |     igraph_vector_int_t edges;
      |                         ^~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/full.c -o vendor/cigraph/src/constructors/full.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/generalized_petersen.c -o vendor/cigraph/src/constructors/generalized_petersen.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/kautz.c -o vendor/cigraph/src/constructors/kautz.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/lattices.c -o vendor/cigraph/src/constructors/lattices.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/lcf.c -o vendor/cigraph/src/constructors/lcf.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/linegraph.c -o vendor/cigraph/src/constructors/linegraph.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/prufer.c -o vendor/cigraph/src/constructors/prufer.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/regular.c -o vendor/cigraph/src/constructors/regular.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/constructors/trees.c -o vendor/cigraph/src/constructors/trees.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/array.c -o vendor/cigraph/src/core/array.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/buckets.c -o vendor/cigraph/src/core/buckets.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/cutheap.c -o vendor/cigraph/src/core/cutheap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/dqueue.c -o vendor/cigraph/src/core/dqueue.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/error.c -o vendor/cigraph/src/core/error.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/estack.c -o vendor/cigraph/src/core/estack.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/fixed_vectorlist.c -o vendor/cigraph/src/core/fixed_vectorlist.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/genheap.c -o vendor/cigraph/src/core/genheap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/grid.c -o vendor/cigraph/src/core/grid.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/heap.c -o vendor/cigraph/src/core/heap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/indheap.c -o vendor/cigraph/src/core/indheap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/interruption.c -o vendor/cigraph/src/core/interruption.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/marked_queue.c -o vendor/cigraph/src/core/marked_queue.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/matrix.c -o vendor/cigraph/src/core/matrix.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/matrix_list.c -o vendor/cigraph/src/core/matrix_list.o
In file included from vendor/cigraph/src/core/matrix_list.c:32:
vendor/cigraph/src/core/typed_list.pmt: In function ‘igraph_matrix_list_sort_ind’:
vendor/cigraph/src/core/typed_list.pmt:942:38: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
  942 |         vind, n, sizeof(ITEM_TYPE*), (void*) cmp,
      |                                      ^
vendor/cigraph/src/core/typed_list.pmt: In function ‘igraph_i_matrix_list_sort_ind_cmp’:
vendor/cigraph/src/core/typed_list.pmt:1093:54: warning: ISO C forbids conversion of object pointer to function pointer type [-Wpedantic]
 1093 |     int (*cmp)(const ITEM_TYPE*, const ITEM_TYPE*) = (int (*)(const ITEM_TYPE*, const ITEM_TYPE*)) thunk;
      |                                                      ^
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/memory.c -o vendor/cigraph/src/core/memory.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/printing.c -o vendor/cigraph/src/core/printing.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/progress.c -o vendor/cigraph/src/core/progress.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/psumtree.c -o vendor/cigraph/src/core/psumtree.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/set.c -o vendor/cigraph/src/core/set.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/sparsemat.c -o vendor/cigraph/src/core/sparsemat.o
vendor/cigraph/src/core/sparsemat.c: In function ‘igraph_i_sparsemat_arpack_multiply’:
vendor/cigraph/src/core/sparsemat.c:1628:5: warning: ‘vto’ may be used uninitialized [-Wmaybe-uninitialized]
 1628 |     igraph_vector_view(&vto, to, n);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from vendor/cigraph/include/igraph_vector.h:70,
                 from vendor/cigraph/include/igraph_sparsemat.h:30,
                 from vendor/cigraph/src/core/sparsemat.c:24:
vendor/cigraph/include/igraph_vector_pmt.h:93:51: note: by argument 1 of type ‘const igraph_vector_t *’ to ‘igraph_vector_view’ declared here
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                                   ^~~~~~~~~~~~~
vendor/cigraph/include/igraph_pmt.h:24:23: note: in definition of macro ‘CONCAT2x’
   24 | #define CONCAT2x(a,b) a ## _ ## b
      |                       ^
vendor/cigraph/include/igraph_pmt.h:161:31: note: in expansion of macro ‘CONCAT2’
  161 |         #define FUNCTION(a,c) CONCAT2(a,c)
      |                               ^~~~~~~
vendor/cigraph/include/igraph_vector_pmt.h:93:42: note: in expansion of macro ‘FUNCTION’
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                          ^~~~~~~~
vendor/cigraph/src/core/sparsemat.c:1627:21: note: ‘vto’ declared here
 1627 |     igraph_vector_t vto, vfrom;
      |                     ^~~
vendor/cigraph/src/core/sparsemat.c: In function ‘igraph_i_sparsemat_arpack_solve’:
vendor/cigraph/src/core/sparsemat.c:1650:5: warning: ‘vfrom’ may be used uninitialized [-Wmaybe-uninitialized]
 1650 |     igraph_vector_view(&vfrom, from, n);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vendor/cigraph/include/igraph_vector_pmt.h:93:51: note: by argument 1 of type ‘const igraph_vector_t *’ to ‘igraph_vector_view’ declared here
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                                   ^~~~~~~~~~~~~
vendor/cigraph/include/igraph_pmt.h:24:23: note: in definition of macro ‘CONCAT2x’
   24 | #define CONCAT2x(a,b) a ## _ ## b
      |                       ^
vendor/cigraph/include/igraph_pmt.h:161:31: note: in expansion of macro ‘CONCAT2’
  161 |         #define FUNCTION(a,c) CONCAT2(a,c)
      |                               ^~~~~~~
vendor/cigraph/include/igraph_vector_pmt.h:93:42: note: in expansion of macro ‘FUNCTION’
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                          ^~~~~~~~
vendor/cigraph/src/core/sparsemat.c:1648:21: note: ‘vfrom’ declared here
 1648 |     igraph_vector_t vfrom, vto;
      |                     ^~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/stack.c -o vendor/cigraph/src/core/stack.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/statusbar.c -o vendor/cigraph/src/core/statusbar.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/strvector.c -o vendor/cigraph/src/core/strvector.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/trie.c -o vendor/cigraph/src/core/trie.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/vector.c -o vendor/cigraph/src/core/vector.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/vector_list.c -o vendor/cigraph/src/core/vector_list.o
In file included from vendor/cigraph/src/core/vector_list.c:29:
vendor/cigraph/src/core/typed_list.pmt: In function ‘igraph_vector_list_sort_ind’:
vendor/cigraph/src/core/typed_list.pmt:942:38: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
  942 |         vind, n, sizeof(ITEM_TYPE*), (void*) cmp,
      |                                      ^
vendor/cigraph/src/core/typed_list.pmt: In function ‘igraph_i_vector_list_sort_ind_cmp’:
vendor/cigraph/src/core/typed_list.pmt:1093:54: warning: ISO C forbids conversion of object pointer to function pointer type [-Wpedantic]
 1093 |     int (*cmp)(const ITEM_TYPE*, const ITEM_TYPE*) = (int (*)(const ITEM_TYPE*, const ITEM_TYPE*)) thunk;
      |                                                      ^
In file included from vendor/cigraph/src/core/vector_list.c:35:
vendor/cigraph/src/core/typed_list.pmt: In function ‘igraph_vector_int_list_sort_ind’:
vendor/cigraph/src/core/typed_list.pmt:942:38: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
  942 |         vind, n, sizeof(ITEM_TYPE*), (void*) cmp,
      |                                      ^
vendor/cigraph/src/core/typed_list.pmt: In function ‘igraph_i_vector_int_list_sort_ind_cmp’:
vendor/cigraph/src/core/typed_list.pmt:1093:54: warning: ISO C forbids conversion of object pointer to function pointer type [-Wpedantic]
 1093 |     int (*cmp)(const ITEM_TYPE*, const ITEM_TYPE*) = (int (*)(const ITEM_TYPE*, const ITEM_TYPE*)) thunk;
      |                                                      ^
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/core/vector_ptr.c -o vendor/cigraph/src/core/vector_ptr.o
vendor/cigraph/src/core/vector_ptr.c: In function ‘igraph_vector_ptr_i_sort_ind_cmp’:
vendor/cigraph/src/core/vector_ptr.c:665:18: warning: ISO C forbids conversion of object pointer to function pointer type [-Wpedantic]
  665 |     cmp_t *cmp = (cmp_t *) thunk;
      |                  ^
vendor/cigraph/src/core/vector_ptr.c: In function ‘igraph_vector_ptr_sort_ind’:
vendor/cigraph/src/core/vector_ptr.c:724:46: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
  724 |     igraph_qsort_r(vind, n, sizeof(vind[0]), (void*)cmp, igraph_vector_ptr_i_sort_ind_cmp);
      |                                              ^
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/flow/flow.c -o vendor/cigraph/src/flow/flow.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/flow/flow_conversion.c -o vendor/cigraph/src/flow/flow_conversion.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/flow/st-cuts.c -o vendor/cigraph/src/flow/st-cuts.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/barabasi.c -o vendor/cigraph/src/games/barabasi.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/callaway_traits.c -o vendor/cigraph/src/games/callaway_traits.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/citations.c -o vendor/cigraph/src/games/citations.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/correlated.c -o vendor/cigraph/src/games/correlated.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/degree_sequence.c -o vendor/cigraph/src/games/degree_sequence.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/games/degree_sequence_vl/gengraph_degree_sequence.cpp -o vendor/cigraph/src/games/degree_sequence_vl/gengraph_degree_sequence.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_hash.cpp -o vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_hash.o
vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_hash.cpp: In member function ‘igraph_integer_t gengraph::graph_molloy_hash::shuffle(igraph_integer_t, igraph_integer_t, int)’:
vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_hash.cpp:320:34: warning: comparison of integer expressions of different signedness: ‘igraph_integer_t’ {aka ‘long int’} and ‘long unsigned int’ [-Wsign-compare]
  320 |             if (nb_swaps + swaps > next) {
      |                 ~~~~~~~~~~~~~~~~~^~~~~~
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_optimized.cpp -o vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_optimized.o
vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_optimized.cpp: In member function ‘bool gengraph::graph_molloy_opt::make_connected()’:
vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_optimized.cpp:539:38: warning: pointer ‘trees’ may be used after ‘void operator delete [](void*)’ [-Wuse-after-free]
  539 |     return (trees == ffub || ((trees + 1) == ffub && fatty_edge.from < 0));
      |                               ~~~~~~~^~~~
vendor/cigraph/src/games/degree_sequence_vl/gengraph_graph_molloy_optimized.cpp:536:14: note: call to ‘void operator delete [](void*)’ here
  536 |     delete[] buff;
      |              ^~~~
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/games/degree_sequence_vl/gengraph_mr-connected.cpp -o vendor/cigraph/src/games/degree_sequence_vl/gengraph_mr-connected.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/games/degree_sequence_vl/gengraph_random.cpp -o vendor/cigraph/src/games/degree_sequence_vl/gengraph_random.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/dotproduct.c -o vendor/cigraph/src/games/dotproduct.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/erdos_renyi.c -o vendor/cigraph/src/games/erdos_renyi.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/establishment.c -o vendor/cigraph/src/games/establishment.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/forestfire.c -o vendor/cigraph/src/games/forestfire.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/grg.c -o vendor/cigraph/src/games/grg.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/growing_random.c -o vendor/cigraph/src/games/growing_random.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/islands.c -o vendor/cigraph/src/games/islands.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/k_regular.c -o vendor/cigraph/src/games/k_regular.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/preference.c -o vendor/cigraph/src/games/preference.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/recent_degree.c -o vendor/cigraph/src/games/recent_degree.o
vendor/cigraph/src/games/recent_degree.c: In function ‘igraph_recent_degree_aging_game’:
vendor/cigraph/src/games/recent_degree.c:330:23: warning: ‘no_of_neighbors’ may be used uninitialized [-Wmaybe-uninitialized]
  330 |         for (j = 0; j < no_of_neighbors; j++) {
      |                     ~~^~~~~~~~~~~~~~~~~
vendor/cigraph/src/games/recent_degree.c:246:22: note: ‘no_of_neighbors’ was declared here
  246 |     igraph_integer_t no_of_neighbors;
      |                      ^~~~~~~~~~~~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/sbm.c -o vendor/cigraph/src/games/sbm.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/static_fitness.c -o vendor/cigraph/src/games/static_fitness.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/tree.c -o vendor/cigraph/src/games/tree.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/games/watts_strogatz.c -o vendor/cigraph/src/games/watts_strogatz.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/adjlist.c -o vendor/cigraph/src/graph/adjlist.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/attributes.c -o vendor/cigraph/src/graph/attributes.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/basic_query.c -o vendor/cigraph/src/graph/basic_query.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/caching.c -o vendor/cigraph/src/graph/caching.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/cattributes.c -o vendor/cigraph/src/graph/cattributes.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/graph_list.c -o vendor/cigraph/src/graph/graph_list.o
In file included from vendor/cigraph/src/graph/graph_list.c:34:
vendor/cigraph/src/graph/../core/typed_list.pmt: In function ‘igraph_graph_list_sort_ind’:
vendor/cigraph/src/graph/../core/typed_list.pmt:942:38: warning: ISO C forbids conversion of function pointer to object pointer type [-Wpedantic]
  942 |         vind, n, sizeof(ITEM_TYPE*), (void*) cmp,
      |                                      ^
vendor/cigraph/src/graph/../core/typed_list.pmt: In function ‘igraph_i_graph_list_sort_ind_cmp’:
vendor/cigraph/src/graph/../core/typed_list.pmt:1093:54: warning: ISO C forbids conversion of object pointer to function pointer type [-Wpedantic]
 1093 |     int (*cmp)(const ITEM_TYPE*, const ITEM_TYPE*) = (int (*)(const ITEM_TYPE*, const ITEM_TYPE*)) thunk;
      |                                                      ^
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/iterators.c -o vendor/cigraph/src/graph/iterators.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/type_common.c -o vendor/cigraph/src/graph/type_common.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/type_indexededgelist.c -o vendor/cigraph/src/graph/type_indexededgelist.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/graph/visitors.c -o vendor/cigraph/src/graph/visitors.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/hrg/hrg.cc -o vendor/cigraph/src/hrg/hrg.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/hrg/hrg_types.cc -o vendor/cigraph/src/hrg/hrg_types.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/glpk_support.c -o vendor/cigraph/src/internal/glpk_support.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/hacks.c -o vendor/cigraph/src/internal/hacks.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/lsap.c -o vendor/cigraph/src/internal/lsap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/qsort.c -o vendor/cigraph/src/internal/qsort.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/qsort_r.c -o vendor/cigraph/src/internal/qsort_r.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/utils.c -o vendor/cigraph/src/internal/utils.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/internal/zeroin.c -o vendor/cigraph/src/internal/zeroin.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/dimacs.c -o vendor/cigraph/src/io/dimacs.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/dl.c -o vendor/cigraph/src/io/dl.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/dot.c -o vendor/cigraph/src/io/dot.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/edgelist.c -o vendor/cigraph/src/io/edgelist.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/gml-tree.c -o vendor/cigraph/src/io/gml-tree.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/gml.c -o vendor/cigraph/src/io/gml.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/graphdb.c -o vendor/cigraph/src/io/graphdb.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/graphml.c -o vendor/cigraph/src/io/graphml.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/leda.c -o vendor/cigraph/src/io/leda.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/lgl.c -o vendor/cigraph/src/io/lgl.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/ncol.c -o vendor/cigraph/src/io/ncol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/pajek.c -o vendor/cigraph/src/io/pajek.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/io/parse_utils.c -o vendor/cigraph/src/io/parse_utils.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss.cc -o vendor/cigraph/src/isomorphism/bliss.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/defs.cc -o vendor/cigraph/src/isomorphism/bliss/defs.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/graph.cc -o vendor/cigraph/src/isomorphism/bliss/graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/heap.cc -o vendor/cigraph/src/isomorphism/bliss/heap.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/orbit.cc -o vendor/cigraph/src/isomorphism/bliss/orbit.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/partition.cc -o vendor/cigraph/src/isomorphism/bliss/partition.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/uintseqhash.cc -o vendor/cigraph/src/isomorphism/bliss/uintseqhash.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/isomorphism/bliss/utils.cc -o vendor/cigraph/src/isomorphism/bliss/utils.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/isomorphism/isoclasses.c -o vendor/cigraph/src/isomorphism/isoclasses.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/isomorphism/isomorphism_misc.c -o vendor/cigraph/src/isomorphism/isomorphism_misc.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/isomorphism/lad.c -o vendor/cigraph/src/isomorphism/lad.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/isomorphism/queries.c -o vendor/cigraph/src/isomorphism/queries.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/isomorphism/vf2.c -o vendor/cigraph/src/isomorphism/vf2.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/circular.c -o vendor/cigraph/src/layout/circular.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/davidson_harel.c -o vendor/cigraph/src/layout/davidson_harel.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/DensityGrid.cpp -o vendor/cigraph/src/layout/drl/DensityGrid.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/DensityGrid_3d.cpp -o vendor/cigraph/src/layout/drl/DensityGrid_3d.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/drl_graph.cpp -o vendor/cigraph/src/layout/drl/drl_graph.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/drl_graph_3d.cpp -o vendor/cigraph/src/layout/drl/drl_graph_3d.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/drl_layout.cpp -o vendor/cigraph/src/layout/drl/drl_layout.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/drl_layout_3d.cpp -o vendor/cigraph/src/layout/drl/drl_layout_3d.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/layout/drl/drl_parse.cpp -o vendor/cigraph/src/layout/drl/drl_parse.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/fruchterman_reingold.c -o vendor/cigraph/src/layout/fruchterman_reingold.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/gem.c -o vendor/cigraph/src/layout/gem.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/graphopt.c -o vendor/cigraph/src/layout/graphopt.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/kamada_kawai.c -o vendor/cigraph/src/layout/kamada_kawai.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/large_graph.c -o vendor/cigraph/src/layout/large_graph.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/layout_bipartite.c -o vendor/cigraph/src/layout/layout_bipartite.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/layout_grid.c -o vendor/cigraph/src/layout/layout_grid.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/layout_random.c -o vendor/cigraph/src/layout/layout_random.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/mds.c -o vendor/cigraph/src/layout/mds.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/merge_dla.c -o vendor/cigraph/src/layout/merge_dla.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/merge_grid.c -o vendor/cigraph/src/layout/merge_grid.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/reingold_tilford.c -o vendor/cigraph/src/layout/reingold_tilford.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/sugiyama.c -o vendor/cigraph/src/layout/sugiyama.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/layout/umap.c -o vendor/cigraph/src/layout/umap.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/linalg/arpack.c -o vendor/cigraph/src/linalg/arpack.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/linalg/blas.c -o vendor/cigraph/src/linalg/blas.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/linalg/eigen.c -o vendor/cigraph/src/linalg/eigen.o
vendor/cigraph/src/linalg/eigen.c: In function ‘igraph_i_eigen_matrix_sym_arpack_cb’:
vendor/cigraph/src/linalg/eigen.c:486:9: warning: ‘vto’ may be used uninitialized [-Wmaybe-uninitialized]
  486 |         igraph_vector_view(&vto, to, n);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from vendor/cigraph/include/igraph_vector.h:70,
                 from vendor/cigraph/include/igraph_matrix.h:29,
                 from vendor/cigraph/include/igraph_arpack.h:29,
                 from vendor/cigraph/include/igraph_eigen.h:28,
                 from vendor/cigraph/src/linalg/eigen.c:24:
vendor/cigraph/include/igraph_vector_pmt.h:93:51: note: by argument 1 of type ‘const igraph_vector_t *’ to ‘igraph_vector_view’ declared here
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                                   ^~~~~~~~~~~~~
vendor/cigraph/include/igraph_pmt.h:24:23: note: in definition of macro ‘CONCAT2x’
   24 | #define CONCAT2x(a,b) a ## _ ## b
      |                       ^
vendor/cigraph/include/igraph_pmt.h:161:31: note: in expansion of macro ‘CONCAT2’
  161 |         #define FUNCTION(a,c) CONCAT2(a,c)
      |                               ^~~~~~~
vendor/cigraph/include/igraph_vector_pmt.h:93:42: note: in expansion of macro ‘FUNCTION’
   93 | IGRAPH_EXPORT const TYPE(igraph_vector) *FUNCTION(igraph_vector, view)(const TYPE(igraph_vector) *v,
      |                                          ^~~~~~~~
vendor/cigraph/src/linalg/eigen.c:485:25: note: ‘vto’ declared here
  485 |         igraph_vector_t vto, vfrom;
      |                         ^~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/linalg/lapack.c -o vendor/cigraph/src/linalg/lapack.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/math/complex.c -o vendor/cigraph/src/math/complex.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/math/safe_intop.c -o vendor/cigraph/src/math/safe_intop.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/math/utils.c -o vendor/cigraph/src/math/utils.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/bipartite.c -o vendor/cigraph/src/misc/bipartite.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/chordality.c -o vendor/cigraph/src/misc/chordality.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/cocitation.c -o vendor/cigraph/src/misc/cocitation.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/coloring.c -o vendor/cigraph/src/misc/coloring.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/conversion.c -o vendor/cigraph/src/misc/conversion.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/cycle_bases.c -o vendor/cigraph/src/misc/cycle_bases.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/misc/degree_sequence.cpp -o vendor/cigraph/src/misc/degree_sequence.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/embedding.c -o vendor/cigraph/src/misc/embedding.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/feedback_arc_set.c -o vendor/cigraph/src/misc/feedback_arc_set.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/graphicality.c -o vendor/cigraph/src/misc/graphicality.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/matching.c -o vendor/cigraph/src/misc/matching.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/microscopic_update.c -o vendor/cigraph/src/misc/microscopic_update.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/mixing.c -o vendor/cigraph/src/misc/mixing.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/motifs.c -o vendor/cigraph/src/misc/motifs.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/cigraph/src/misc/order_cycle.cpp -o vendor/cigraph/src/misc/order_cycle.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/other.c -o vendor/cigraph/src/misc/other.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/power_law_fit.c -o vendor/cigraph/src/misc/power_law_fit.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/scan.c -o vendor/cigraph/src/misc/scan.o
vendor/cigraph/src/misc/scan.c:76:23: warning: ‘igraph_i_trans4_il_simplify’ defined but not used [-Wunused-function]
   76 | static igraph_error_t igraph_i_trans4_il_simplify(const igraph_t *graph, igraph_inclist_t *il,
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/sir.c -o vendor/cigraph/src/misc/sir.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/misc/spanning_trees.c -o vendor/cigraph/src/misc/spanning_trees.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/add_edge.c -o vendor/cigraph/src/operators/add_edge.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/complementer.c -o vendor/cigraph/src/operators/complementer.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/compose.c -o vendor/cigraph/src/operators/compose.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/connect_neighborhood.c -o vendor/cigraph/src/operators/connect_neighborhood.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/contract.c -o vendor/cigraph/src/operators/contract.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/difference.c -o vendor/cigraph/src/operators/difference.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/disjoint_union.c -o vendor/cigraph/src/operators/disjoint_union.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/intersection.c -o vendor/cigraph/src/operators/intersection.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/join.c -o vendor/cigraph/src/operators/join.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/misc_internal.c -o vendor/cigraph/src/operators/misc_internal.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/permute.c -o vendor/cigraph/src/operators/permute.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/reverse.c -o vendor/cigraph/src/operators/reverse.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/rewire.c -o vendor/cigraph/src/operators/rewire.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/rewire_edges.c -o vendor/cigraph/src/operators/rewire_edges.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/simplify.c -o vendor/cigraph/src/operators/simplify.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/subgraph.c -o vendor/cigraph/src/operators/subgraph.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/operators/union.c -o vendor/cigraph/src/operators/union.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/all_shortest_paths.c -o vendor/cigraph/src/paths/all_shortest_paths.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/astar.c -o vendor/cigraph/src/paths/astar.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/bellman_ford.c -o vendor/cigraph/src/paths/bellman_ford.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/dijkstra.c -o vendor/cigraph/src/paths/dijkstra.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/distances.c -o vendor/cigraph/src/paths/distances.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/eulerian.c -o vendor/cigraph/src/paths/eulerian.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/floyd_warshall.c -o vendor/cigraph/src/paths/floyd_warshall.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/histogram.c -o vendor/cigraph/src/paths/histogram.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/johnson.c -o vendor/cigraph/src/paths/johnson.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/random_walk.c -o vendor/cigraph/src/paths/random_walk.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/shortest_paths.c -o vendor/cigraph/src/paths/shortest_paths.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/simple_paths.c -o vendor/cigraph/src/paths/simple_paths.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/sparsifier.c -o vendor/cigraph/src/paths/sparsifier.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/unweighted.c -o vendor/cigraph/src/paths/unweighted.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/voronoi.c -o vendor/cigraph/src/paths/voronoi.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/paths/widest_paths.c -o vendor/cigraph/src/paths/widest_paths.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/basic_properties.c -o vendor/cigraph/src/properties/basic_properties.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/complete.c -o vendor/cigraph/src/properties/complete.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/constraint.c -o vendor/cigraph/src/properties/constraint.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/convergence_degree.c -o vendor/cigraph/src/properties/convergence_degree.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/dag.c -o vendor/cigraph/src/properties/dag.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/degrees.c -o vendor/cigraph/src/properties/degrees.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/ecc.c -o vendor/cigraph/src/properties/ecc.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/girth.c -o vendor/cigraph/src/properties/girth.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/loops.c -o vendor/cigraph/src/properties/loops.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/multiplicity.c -o vendor/cigraph/src/properties/multiplicity.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/neighborhood.c -o vendor/cigraph/src/properties/neighborhood.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/perfect.c -o vendor/cigraph/src/properties/perfect.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/spectral.c -o vendor/cigraph/src/properties/spectral.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/trees.c -o vendor/cigraph/src/properties/trees.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/properties/triangles.c -o vendor/cigraph/src/properties/triangles.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/random/random.c -o vendor/cigraph/src/random/random.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/random/rng_glibc2.c -o vendor/cigraph/src/random/rng_glibc2.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/random/rng_mt19937.c -o vendor/cigraph/src/random/rng_mt19937.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/random/rng_pcg32.c -o vendor/cigraph/src/random/rng_pcg32.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/random/rng_pcg64.c -o vendor/cigraph/src/random/rng_pcg64.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/src/version.c -o vendor/cigraph/src/version.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_add.c -o vendor/cigraph/vendor/cs/cs_add.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_amd.c -o vendor/cigraph/vendor/cs/cs_amd.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_chol.c -o vendor/cigraph/vendor/cs/cs_chol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_cholsol.c -o vendor/cigraph/vendor/cs/cs_cholsol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_compress.c -o vendor/cigraph/vendor/cs/cs_compress.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_counts.c -o vendor/cigraph/vendor/cs/cs_counts.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_cumsum.c -o vendor/cigraph/vendor/cs/cs_cumsum.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_dfs.c -o vendor/cigraph/vendor/cs/cs_dfs.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_dmperm.c -o vendor/cigraph/vendor/cs/cs_dmperm.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_droptol.c -o vendor/cigraph/vendor/cs/cs_droptol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_dropzeros.c -o vendor/cigraph/vendor/cs/cs_dropzeros.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_dupl.c -o vendor/cigraph/vendor/cs/cs_dupl.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_entry.c -o vendor/cigraph/vendor/cs/cs_entry.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_ereach.c -o vendor/cigraph/vendor/cs/cs_ereach.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_etree.c -o vendor/cigraph/vendor/cs/cs_etree.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_fkeep.c -o vendor/cigraph/vendor/cs/cs_fkeep.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_gaxpy.c -o vendor/cigraph/vendor/cs/cs_gaxpy.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_happly.c -o vendor/cigraph/vendor/cs/cs_happly.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_house.c -o vendor/cigraph/vendor/cs/cs_house.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_ipvec.c -o vendor/cigraph/vendor/cs/cs_ipvec.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_leaf.c -o vendor/cigraph/vendor/cs/cs_leaf.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_load.c -o vendor/cigraph/vendor/cs/cs_load.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_lsolve.c -o vendor/cigraph/vendor/cs/cs_lsolve.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_ltsolve.c -o vendor/cigraph/vendor/cs/cs_ltsolve.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_lu.c -o vendor/cigraph/vendor/cs/cs_lu.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_lusol.c -o vendor/cigraph/vendor/cs/cs_lusol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_malloc.c -o vendor/cigraph/vendor/cs/cs_malloc.o
vendor/cigraph/vendor/cs/cs_malloc.c: In function ‘cs_igraph_realloc’:
vendor/cigraph/vendor/cs/cs_malloc.c:34:26: warning: pointer ‘p’ may be used after ‘realloc’ [-Wuse-after-free]
   34 |     return ((*ok) ? pnew : p) ;             /* return original p if failure */
      |            ~~~~~~~~~~~~~~^~~~
vendor/cigraph/vendor/cs/cs_malloc.c:32:12: note: call to ‘realloc’ here
   32 |     pnew = realloc (p, CS_MAX (n,1) * size) ; /* realloc the block */
      |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_maxtrans.c -o vendor/cigraph/vendor/cs/cs_maxtrans.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_multiply.c -o vendor/cigraph/vendor/cs/cs_multiply.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_norm.c -o vendor/cigraph/vendor/cs/cs_norm.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_permute.c -o vendor/cigraph/vendor/cs/cs_permute.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_pinv.c -o vendor/cigraph/vendor/cs/cs_pinv.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_post.c -o vendor/cigraph/vendor/cs/cs_post.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_print.c -o vendor/cigraph/vendor/cs/cs_print.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_pvec.c -o vendor/cigraph/vendor/cs/cs_pvec.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_qr.c -o vendor/cigraph/vendor/cs/cs_qr.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_qrsol.c -o vendor/cigraph/vendor/cs/cs_qrsol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_randperm.c -o vendor/cigraph/vendor/cs/cs_randperm.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_reach.c -o vendor/cigraph/vendor/cs/cs_reach.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_scatter.c -o vendor/cigraph/vendor/cs/cs_scatter.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_scc.c -o vendor/cigraph/vendor/cs/cs_scc.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_schol.c -o vendor/cigraph/vendor/cs/cs_schol.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_spsolve.c -o vendor/cigraph/vendor/cs/cs_spsolve.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_sqr.c -o vendor/cigraph/vendor/cs/cs_sqr.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_symperm.c -o vendor/cigraph/vendor/cs/cs_symperm.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_tdfs.c -o vendor/cigraph/vendor/cs/cs_tdfs.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_transpose.c -o vendor/cigraph/vendor/cs/cs_transpose.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_updown.c -o vendor/cigraph/vendor/cs/cs_updown.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_usolve.c -o vendor/cigraph/vendor/cs/cs_usolve.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_util.c -o vendor/cigraph/vendor/cs/cs_util.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/cs/cs_utsolve.c -o vendor/cigraph/vendor/cs/cs_utsolve.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-advance-128.c -o vendor/cigraph/vendor/pcg/pcg-advance-128.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-advance-64.c -o vendor/cigraph/vendor/pcg/pcg-advance-64.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-output-128.c -o vendor/cigraph/vendor/pcg/pcg-output-128.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-output-32.c -o vendor/cigraph/vendor/pcg/pcg-output-32.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-output-64.c -o vendor/cigraph/vendor/pcg/pcg-output-64.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-rngs-128.c -o vendor/cigraph/vendor/pcg/pcg-rngs-128.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/pcg/pcg-rngs-64.c -o vendor/cigraph/vendor/pcg/pcg-rngs-64.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/gss.c -o vendor/cigraph/vendor/plfit/gss.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/hzeta.c -o vendor/cigraph/vendor/plfit/hzeta.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/kolmogorov.c -o vendor/cigraph/vendor/plfit/kolmogorov.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/lbfgs.c -o vendor/cigraph/vendor/plfit/lbfgs.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/mt.c -o vendor/cigraph/vendor/plfit/mt.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/options.c -o vendor/cigraph/vendor/plfit/options.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/platform.c -o vendor/cigraph/vendor/plfit/platform.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/plfit.c -o vendor/cigraph/vendor/plfit/plfit.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/plfit_error.c -o vendor/cigraph/vendor/plfit/plfit_error.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/rbinom.c -o vendor/cigraph/vendor/plfit/rbinom.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/plfit/sampling.c -o vendor/cigraph/vendor/plfit/sampling.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/dl-lexer.c -o vendor/io/dl-lexer.o
src/vendor/io/dl-lexer.c: In function ‘yy_fatal_error’:
src/vendor/cigraph/src/io/dl-lexer.l:57:33: warning: statement with no effect [-Wunused-value]
src/vendor/io/dl-lexer.c:2199:2: note: in expansion of macro ‘fprintf’
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/dl-parser.c -o vendor/io/dl-parser.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/gml-lexer.c -o vendor/io/gml-lexer.o
src/vendor/io/gml-lexer.c: In function ‘yy_fatal_error’:
src/vendor/cigraph/src/io/gml-lexer.l:54:33: warning: statement with no effect [-Wunused-value]
src/vendor/io/gml-lexer.c:1998:2: note: in expansion of macro ‘fprintf’
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/gml-parser.c -o vendor/io/gml-parser.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/lgl-lexer.c -o vendor/io/lgl-lexer.o
src/vendor/io/lgl-lexer.c: In function ‘yy_fatal_error’:
src/vendor/cigraph/src/io/lgl-lexer.l:56:33: warning: statement with no effect [-Wunused-value]
src/vendor/io/lgl-lexer.c:1932:2: note: in expansion of macro ‘fprintf’
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/lgl-parser.c -o vendor/io/lgl-parser.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/ncol-lexer.c -o vendor/io/ncol-lexer.o
src/vendor/io/ncol-lexer.c: In function ‘yy_fatal_error’:
src/vendor/cigraph/src/io/ncol-lexer.l:56:33: warning: statement with no effect [-Wunused-value]
src/vendor/io/ncol-lexer.c:1926:2: note: in expansion of macro ‘fprintf’
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/ncol-parser.c -o vendor/io/ncol-parser.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/pajek-lexer.c -o vendor/io/pajek-lexer.o
src/vendor/io/pajek-lexer.c: In function ‘yy_fatal_error’:
src/vendor/cigraph/src/io/pajek-lexer.l:57:33: warning: statement with no effect [-Wunused-value]
src/vendor/io/pajek-lexer.c:2382:2: note: in expansion of macro ‘fprintf’
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/io/pajek-parser.c -o vendor/io/pajek-parser.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Color.cpp -o vendor/simpleraytracer/Color.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Light.cpp -o vendor/simpleraytracer/Light.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Point.cpp -o vendor/simpleraytracer/Point.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Ray.cpp -o vendor/simpleraytracer/Ray.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/RayTracer.cpp -o vendor/simpleraytracer/RayTracer.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/RayVector.cpp -o vendor/simpleraytracer/RayVector.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Shape.cpp -o vendor/simpleraytracer/Shape.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Sphere.cpp -o vendor/simpleraytracer/Sphere.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/Triangle.cpp -o vendor/simpleraytracer/Triangle.o
g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -pedantic -mtune=native   -c vendor/simpleraytracer/unit_limiter.cpp -o vendor/simpleraytracer/unit_limiter.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/R.c -o vendor/uuid/R.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/clear.c -o vendor/uuid/clear.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/compare.c -o vendor/uuid/compare.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/copy.c -o vendor/uuid/copy.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/gen_uuid.c -o vendor/uuid/gen_uuid.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/isnull.c -o vendor/uuid/isnull.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/pack.c -o vendor/uuid/pack.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/parse.c -o vendor/uuid/parse.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/unpack.c -o vendor/uuid/unpack.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/uuid/unparse.c -o vendor/uuid/unparse.o
gcc-13 -I"/home/hornik/tmp/R.check/r-patched-gcc/Work/build/include" -DNDEBUG -DUSING_R -I. -Ivendor -Ivendor/cigraph/src -Ivendor/cigraph/include -Ivendor/cigraph/vendor -Ivendor/io/parsers  -I/usr/include/libxml2 -DHAVE_LIBXML -DNDEBUG -DNTIMER -DNPRINT -DIGRAPH_THREAD_LOCAL= -DPRPACK_IGRAPH_SUPPORT -DHAVE_GFORTRAN=1 -D_GNU_SOURCE=1 -I'/home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/cpp11/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fvisibility=hidden -fpic  -g -O2 -Wall -Wstrict-prototypes -pedantic -mtune=native  -c vendor/cigraph/vendor/mini-gmp/mini-gmp.c -o vendor/cigraph/vendor/mini-gmp/mini-gmp.o
g++-13 -std=gnu++17 -shared -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -Wl,-O1 -o igraph.so cpp11.o cpprinterface.o init.o lazyeval.o rinterface.o rinterface_extra.o rrandom.o simpleraytracer.o vendor/arpack/dgetv0.o vendor/arpack/dlaqrb.o vendor/arpack/dmout.o vendor/arpack/dnaitr.o vendor/arpack/dnapps.o vendor/arpack/dnaup2.o vendor/arpack/dnaupd.o vendor/arpack/dnconv.o vendor/arpack/dneigh.o vendor/arpack/dneupd.o vendor/arpack/dngets.o vendor/arpack/dsaitr.o vendor/arpack/dsapps.o vendor/arpack/dsaup2.o vendor/arpack/dsaupd.o vendor/arpack/dsconv.o vendor/arpack/dseigt.o vendor/arpack/dsesrt.o vendor/arpack/dseupd.o vendor/arpack/dsgets.o vendor/arpack/dsortc.o vendor/arpack/dsortr.o vendor/arpack/dstatn.o vendor/arpack/dstats.o vendor/arpack/dstqrb.o vendor/arpack/dvout.o vendor/arpack/ivout.o vendor/arpack/second.o vendor/arpack/wrap.o vendor/cigraph/src/centrality/betweenness.o vendor/cigraph/src/centrality/centrality_other.o vendor/cigraph/src/centrality/centralization.o vendor/cigraph/src/centrality/closeness.o vendor/cigraph/src/centrality/coreness.o vendor/cigraph/src/centrality/eigenvector.o vendor/cigraph/src/centrality/hub_authority.o vendor/cigraph/src/centrality/pagerank.o vendor/cigraph/src/centrality/prpack.o vendor/cigraph/src/centrality/prpack/prpack_base_graph.o vendor/cigraph/src/centrality/prpack/prpack_igraph_graph.o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_ge_graph.o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_gs_graph.o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_scc_graph.o vendor/cigraph/src/centrality/prpack/prpack_preprocessed_schur_graph.o vendor/cigraph/src/centrality/prpack/prpack_result.o vendor/cigraph/src/centrality/prpack/prpack_solver.o vendor/cigraph/src/centrality/prpack/prpack_utils.o vendor/cigraph/src/centrality/truss.o vendor/cigraph/src/cliques/cliquer/cliquer.o vendor/cigraph/src/cliques/cliquer/cliquer_graph.o vendor/cigraph/src/cliques/cliquer/reorder.o vendor/cigraph/src/cliques/cliquer_wrapper.o vendor/cigraph/src/cliques/cliques.o vendor/cigraph/src/cliques/glet.o vendor/cigraph/src/cliques/maximal_cliques.o vendor/cigraph/src/community/community_misc.o vendor/cigraph/src/community/edge_betweenness.o vendor/cigraph/src/community/fast_modularity.o vendor/cigraph/src/community/fluid.o vendor/cigraph/src/community/infomap/infomap.o vendor/cigraph/src/community/infomap/infomap_FlowGraph.o vendor/cigraph/src/community/infomap/infomap_Greedy.o vendor/cigraph/src/community/label_propagation.o vendor/cigraph/src/community/leading_eigenvector.o vendor/cigraph/src/community/leiden.o vendor/cigraph/src/community/louvain.o vendor/cigraph/src/community/modularity.o vendor/cigraph/src/community/optimal_modularity.o vendor/cigraph/src/community/spinglass/NetDataTypes.o vendor/cigraph/src/community/spinglass/NetRoutines.o vendor/cigraph/src/community/spinglass/clustertool.o vendor/cigraph/src/community/spinglass/pottsmodel_2.o vendor/cigraph/src/community/voronoi.o vendor/cigraph/src/community/walktrap/walktrap.o vendor/cigraph/src/community/walktrap/walktrap_communities.o vendor/cigraph/src/community/walktrap/walktrap_graph.o vendor/cigraph/src/community/walktrap/walktrap_heap.o vendor/cigraph/src/connectivity/cohesive_blocks.o vendor/cigraph/src/connectivity/components.o vendor/cigraph/src/connectivity/separators.o vendor/cigraph/src/constructors/adjacency.o vendor/cigraph/src/constructors/atlas.o vendor/cigraph/src/constructors/basic_constructors.o vendor/cigraph/src/constructors/circulant.o vendor/cigraph/src/constructors/de_bruijn.o vendor/cigraph/src/constructors/famous.o vendor/cigraph/src/constructors/full.o vendor/cigraph/src/constructors/generalized_petersen.o vendor/cigraph/src/constructors/kautz.o vendor/cigraph/src/constructors/lattices.o vendor/cigraph/src/constructors/lcf.o vendor/cigraph/src/constructors/linegraph.o vendor/cigraph/src/constructors/prufer.o vendor/cigraph/src/constructors/regular.o vendor/cigraph/src/constructors/trees.o vendor/cigraph/src/core/array.o vendor/cigraph/src/core/buckets.o vendor/cigraph/src/core/cutheap.o vendor/cigraph/src/core/dqueue.o vendor/cigraph/src/core/error.o vendor/cigraph/src/core/estack.o vendor/cigraph/src/core/fixed_vectorlist.o vendor/cigraph/src/core/genheap.o vendor/cigraph/src/core/grid.o vendor/cigraph/src/core/heap.o vendor/cigraph/src/core/indheap.o vendor/cigraph/src/core/interruption.o vendor/cigraph/src/core/marked_queue.o vendor/cigraph/src/core/matrix.o vendor/cigraph/src/core/matrix_list.o vendor/cigraph/src/core/memory.o vendor/cigraph/src/core/printing.o vendor/cigraph/src/core/progress.o vendor/cigraph/src/core/psumtree.o vendor/cigraph/src/core/set.o vendor/cigraph/src/core/sparsemat.o vendor/cigraph/src/core/stack.o vendor/cigraph/src/core/statusbar.o vendor/cigraph/src/core/strvector.o vendor/cigraph/src/core/trie.o 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vendor/io/pajek-lexer.o vendor/io/pajek-parser.o vendor/simpleraytracer/Color.o vendor/simpleraytracer/Light.o vendor/simpleraytracer/Point.o vendor/simpleraytracer/Ray.o vendor/simpleraytracer/RayTracer.o vendor/simpleraytracer/RayVector.o vendor/simpleraytracer/Shape.o vendor/simpleraytracer/Sphere.o vendor/simpleraytracer/Triangle.o vendor/simpleraytracer/unit_limiter.o vendor/uuid/R.o vendor/uuid/clear.o vendor/uuid/compare.o vendor/uuid/copy.o vendor/uuid/gen_uuid.o vendor/uuid/isnull.o vendor/uuid/pack.o vendor/uuid/parse.o vendor/uuid/unpack.o vendor/uuid/unparse.o vendor/cigraph/vendor/mini-gmp/mini-gmp.o -lxml2 -lglpk -llapack -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -lRblas -lgfortran -lm -lquadmath -L/home/hornik/tmp/R.check/r-patched-gcc/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmporZJG3/R.INSTALL213b379d230ed/igraph/src'
make[1]: Entering directory '/tmp/RtmporZJG3/R.INSTALL213b379d230ed/igraph/src'
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installing to /home/hornik/tmp/R.check/r-patched-gcc/Work/build/Packages/00LOCK-igraph/00new/igraph/libs
** R
** demo
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
  converting help for package ‘igraph’
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    E                                       html  
    V                                       html  
    aaa-igraph-package                      html  
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    add_layout_                             html  
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    aging.ba.game                           html  
    aging.barabasi.game                     html  
    aging.prefatt.game                      html  
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    are.connected                           html  
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    as.directed                             html  
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    as_membership                           html  
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    assortativity.degree                    html  
    assortativity.nominal                   html  
    asymmetric.preference.game              html  
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    average.path.length                     html  
    ba.game                                 html  
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    bipartite.mapping                       html  
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    bipartite.random.game                   html  
    bipartite_mapping                       html  
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    c.igraph.es                             html  
    c.igraph.vs                             html  
    callaway.traits.game                    html  
    canonical.permutation                   html  
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    cited.type.game                         html  
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    convex.hull                             html  
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    coreness                                html  
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    create.communities                      html  
    curve_multiple                          html  
    cutat                                   html  
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    decompose.graph                         html  
    degree                                  html  
    degree.distribution                     html  
    degree.sequence.game                    html  
    delete.edges                            html  
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    dendPlot                                html  
    dfs                                     html  
    diameter                                html  
    difference                              html  
    difference.igraph                       html  
    difference.igraph.es                    html  
    difference.igraph.vs                    html  
    dim_select                              html  
    disjoint_union                          html  
    distances                               html  
    diverging_pal                           html  
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    dot-data                                html  
    dyad.census                             html  
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    each_edge                               html  
    eccentricity                            html  
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    edge.betweenness                        html  
    edge.betweenness.community              html  
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    edge_attr-set                           html  
    edge_attr                               html  
    edge_attr_names                         html  
    edge_connectivity                       html  
    edge_density                            html  
    ego                                     html  
    eigen_centrality                        html  
    embed_adjacency_matrix                  html  
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    ends                                    html  
    erdos.renyi.game                        html  
    establishment.game                      html  
    estimate_betweenness                    html  
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    evcent                                  html  
    exportPajek                             html  
    farthest.nodes                          html  
    fastgreedy.community                    html  
    feedback_arc_set                        html  
    fit_hrg                                 html  
    fit_power_law                           html  
    forest.fire.game                        html  
    from_incidence_matrix                   html  
    get.adjacency                           html  
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    get.all.shortest.paths                  html  
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    get.graph.attribute                     html  
    get.incidence                           html  
    get.shortest.paths                      html  
    get.stochastic                          html  
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    getIgraphOpt                            html  
    girth                                   html  
    global_efficiency                       html  
    gorder                                  html  
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    graph.disjoint.union                    html  
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    graph.graphdb                           html  
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    graph.isocreate                         html  
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    graph.neighborhood                      html  
    graph.strength                          html  
    graph.union                             html  
    graph_                                  html  
    graph_attr-set                          html  
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    graph_from_adj_list                     html  
    graph_from_adjacency_matrix             html  
    graph_from_atlas                        html  
    graph_from_biadjacency_matrix           html  
    graph_from_data_frame                   html  
    graph_from_edgelist                     html  
    graph_from_graphdb                      html  
    graph_from_graphnel                     html  
    graph_from_incidence_matrix             html  
    graph_from_isomorphism_class            html  
    graph_from_lcf                          html  
    graph_from_literal                      html  
    graph_id                                html  
    graph_version                           html  
    graphlet_basis                          html  
    graphlets.candidate.basis               html  
    graphlets.project                       html  
    greedy_vertex_coloring                  html  
    grg.game                                html  
    groups                                  html  
    growing.random.game                     html  
    gsize                                   html  
    handle_vertex_type_arg                  html  
    harmonic_centrality                     html  
    has.multiple                            html  
    has_eulerian_path                       html  
    head_of                                 html  
    head_print                              html  
    hrg-methods                             html  
    hrg                                     html  
    hrg.consensus                           html  
    hrg.create                              html  
    hrg.dendrogram                          html  
    hrg.fit                                 html  
    hrg.game                                html  
    hrg.predict                             html  
    hrg_tree                                html  
    hub.score                               html  
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    identical_graphs                        html  
    igraph-attribute-combination            html  
    igraph-dollar                           html  
    igraph-es-attributes                    html  
    igraph-es-indexing                      html  
    igraph-es-indexing2                     html  
    igraph-minus                            html  
    igraph-vs-attributes                    html  
    igraph-vs-indexing                      html  
    igraph-vs-indexing2                     html  
    igraph.console                          html  
    igraph.from.graphNEL                    html  
    igraph.options                          html  
    igraph.sample                           html  
    igraph.shape.noclip                     html  
    igraph.shape.noplot                     html  
    igraph.to.graphNEL                      html  
    igraph.version                          html  
    igraph_demo                             html  
    igraph_options                          html  
    igraph_test                             html  
    igraph_version                          html  
    igraphdemo                              html  
    igraphtest                              html  
    incident                                html  
    incident_edges                          html  
    indent_print                            html  
    independence.number                     html  
    independent.vertex.sets                 html  
    induced.subgraph                        html  
    infomap.community                       html  
    interconnected.islands.game             html  
    intersection                            html  
    intersection.igraph                     html  
    intersection.igraph.es                  html  
    intersection.igraph.vs                  html  
    is.bipartite                            html  
    is.chordal                              html  
    is.connected                            html  
    is.dag                                  html  
    is.degree.sequence                      html  
    is.directed                             html  
    is.graphical.degree.sequence            html  
    is.hierarchical                         html  
    is.igraph                               html  
    is.loop                                 html  
    is.matching                             html  
    is.maximal.matching                     html  
    is.minimal.separator                    html  
    is.multiple                             html  
    is.mutual                               html  
    is.named                                html  
    is.separator                            html  
    is.simple                               html  
    is.weighted                             html  
    is_acyclic                              html  
    is_biconnected                          html  
    is_bipartite                            html  
    is_chordal                              html  
    is_dag                                  html  
    is_degseq                               html  
    is_directed                             html  
    is_forest                               html  
    is_graphical                            html  
    is_igraph                               html  
    is_min_separator                        html  
    is_named                                html  
    is_printer_callback                     html  
    is_separator                            html  
    is_tree                                 html  
    is_weighted                             html  
    isomorphic                              html  
    isomorphism_class                       html  
    isomorphisms                            html  
    ivs                                     html  
    k.regular.game                          html  
    k_shortest_paths                        html  
    keeping_degseq                          html  
    knn                                     html  
    label.propagation.community             html  
    laplacian_matrix                        html  
    largest.cliques                         html  
    largest.independent.vertex.sets         html  
    lastcit.game                            html  
    layout.auto                             html  
    layout.bipartite                        html  
    layout.davidson.harel                   html  
    layout.deprecated                       html  
    layout.drl                              html  
    layout.fruchterman.reingold.grid        html  
    layout.gem                              html  
    layout.graphopt                         html  
    layout.grid                             html  
    layout.mds                              html  
    layout.merge                            html  
    layout.norm                             html  
    layout.spring                           html  
    layout.star                             html  
    layout.sugiyama                         html  
    layout.svd                              html  
    layout_                                 html  
    layout_as_bipartite                     html  
    layout_as_star                          html  
    layout_as_tree                          html  
    layout_in_circle                        html  
    layout_nicely                           html  
    layout_on_grid                          html  
    layout_on_sphere                        html  
    layout_randomly                         html  
    layout_with_dh                          html  
    layout_with_drl                         html  
    layout_with_fr                          html  
    layout_with_gem                         html  
    layout_with_graphopt                    html  
    layout_with_kk                          html  
    layout_with_lgl                         html  
    layout_with_mds                         html  
    layout_with_sugiyama                    html  
    leading.eigenvector.community           html  
    list.edge.attributes                    html  
    list.graph.attributes                   html  
    list.vertex.attributes                  html  
    local_scan                              html  
    make_                                   html  
    make_bipartite_graph                    html  
    make_chordal_ring                       html  
    make_clusters                           html  
    make_de_bruijn_graph                    html  
    make_empty_graph                        html  
    make_from_prufer                        html  
    make_full_bipartite_graph               html  
    make_full_citation_graph                html  
    make_full_graph                         html  
    make_graph                              html  
    make_kautz_graph                        html  
    make_lattice                            html  
    make_line_graph                         html  
    make_ring                               html  
    make_star                               html  
    make_tree                               html  
    match_vertices                          html  
    matching                                html  
    max_cardinality                         html  
    max_flow                                html  
    maxcohesion                             html  
    maximal.cliques                         html  
    maximal.cliques.count                   html  
    maximal.independent.vertex.sets         html  
    maximum.bipartite.matching              html  
    maximum.cardinality.search              html  
    merge_coords                            html  
    min_cut                                 html  
    min_separators                          html  
    min_st_separators                       html  
    minimal.st.separators                   html  
    minimum.size.separators                 html  
    minimum.spanning.tree                   html  
    mod.matrix                              html  
    modularity.igraph                       html  
    motifs                                  html  
    mst                                     html  
    multilevel.community                    html  
    neighborhood.size                       html  
    neighbors                               html  
    no.clusters                             html  
    norm_coords                             html  
    normalize                               html  
    optimal.community                       html  
    page.rank                               html  
    page_rank                               html  
    path                                    html  
    path.length.hist                        html  
    permute                                 html  
    permute.vertices                        html  
    piecewise.layout                        html  
    pipe                                    html  
    plot.common                             html  
    plot.igraph                             html  
    plot.sir                                html  
    plotHierarchy                           html  
    plot_dendrogram.communities             html  
    plot_dendrogram.igraphHRG               html  
    plus-.igraph                            html  
    power.law.fit                           html  
    power_centrality                        html  
    predict_edges                           html  
    preference.game                         html  
    print.igraph                            html  
    print.igraph.es                         html  
    print.igraph.vs                         html  
    print.igraphHRG                         html  
    print.igraphHRGConsensus                html  
    printer_callback                        html  
    r_pal                                   html  
    radius                                  html  
    random_walk                             html  
    read.graph                              html  
    read_graph                              html  
    realize_bipartite_degseq                html  
    realize_degseq                          html  
    reciprocity                             html  
    remove.edge.attribute                   html  
    remove.graph.attribute                  html  
    remove.vertex.attribute                 html  
    rep.igraph                              html  
    rev.igraph.es                           html  
    rev.igraph.vs                           html  
    reverse_edges                           html  
    rewire                                  html  
    rglplot                                 html  
    running.mean                            html  
    running_mean                            html  
    sample_                                 html  
    sample_bipartite                        html  
    sample_correlated_gnp                   html  
    sample_correlated_gnp_pair              html  
    sample_degseq                           html  
    sample_dirichlet                        html  
    sample_dot_product                      html  
    sample_fitness                          html  
    sample_fitness_pl                       html  
    sample_forestfire                       html  
    sample_gnm                              html  
    sample_gnp                              html  
    sample_grg                              html  
    sample_growing                          html  
    sample_hierarchical_sbm                 html  
    sample_hrg                              html  
    sample_islands                          html  
    sample_k_regular                        html  
    sample_last_cit                         html  
    sample_motifs                           html  
    sample_pa                               html  
    sample_pa_age                           html  
    sample_pref                             html  
    sample_sbm                              html  
    sample_seq                              html  
    sample_smallworld                       html  
    sample_spanning_tree                    html  
    sample_sphere_surface                   html  
    sample_sphere_volume                    html  
    sample_traits_callaway                  html  
    sample_tree                             html  
    sbm.game                                html  
    scan_stat                               html  
    sequential_pal                          html  
    set.edge.attribute                      html  
    set.graph.attribute                     html  
    set.vertex.attribute                    html  
    set_edge_attr                           html  
    set_graph_attr                          html  
    set_vertex_attr                         html  
    shapes                                  html  
    shortest.paths                          html  
    showtrace                               html  
    similarity                              html  
    simplified                              html  
    simplify                                html  
    sir                                     html  
    spectrum                                html  
    spinglass.community                     html  
    split_join_distance                     html  
    stCuts                                  html  
    stMincuts                               html  
    st_cuts                                 html  
    st_min_cuts                             html  
    static.fitness.game                     html  
    static.power.law.game                   html  
    stochastic_matrix                       html  
    strength                                html  
    sub-.igraph                             html  
    sub-sub-.igraph                         html  
    subcomponent                            html  
    subgraph                                html  
    subgraph.centrality                     html  
    subgraph_centrality                     html  
    subgraph_isomorphic                     html  
    subgraph_isomorphisms                   html  
    tail_of                                 html  
    tkigraph                                html  
    tkplot                                  html  
    tkplot.canvas                           html  
    tkplot.center                           html  
    tkplot.close                            html  
    tkplot.export.postscript                html  
    tkplot.fit.to.screen                    html  
    tkplot.getcoords                        html  
    tkplot.off                              html  
    tkplot.reshape                          html  
    tkplot.rotate                           html  
    tkplot.setcoords                        html  
    to_prufer                               html  
    topo_sort                               html  
    topological.sort                        html  
    transitivity                            html  
    triad.census                            html  
    triad_census                            html  
    unfold.tree                             html  
    unfold_tree                             html  
    union                                   html  
    union.igraph                            html  
    union.igraph.es                         html  
    union.igraph.vs                         html  
    unique.igraph.es                        html  
    unique.igraph.vs                        html  
    upgrade_graph                           html  
    vertex                                  html  
    vertex.connectivity                     html  
    vertex.disjoint.paths                   html  
    vertex.shape.pie                        html  
    vertex.shapes                           html  
    vertex_attr-set                         html  
    vertex_attr                             html  
    vertex_attr_names                       html  
    vertex_connectivity                     html  
    voronoi_cells                           html  
    walktrap.community                      html  
    watts.strogatz.game                     html  
    weighted_cliques                        html  
    which_multiple                          html  
    which_mutual                            html  
    with_edge_                              html  
    with_graph_                             html  
    with_igraph_opt                         html  
    with_vertex_                            html  
    without_attr                            html  
    without_loops                           html  
    without_multiples                       html  
    write.graph                             html  
    write_graph                             html  
*** copying figures
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (igraph)