* installing to library ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages’
* installing *source* package ‘hann’ ...
** this is package ‘hann’ version ‘1.0’
** package ‘hann’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C compiler: ‘Debian clang version 19.1.7 (3+b1)’
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpN2NuAe/R.INSTALL104fb827274609/hann/src'
clang-19 -std=gnu23 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG   -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic -c common_utils.c -o common_utils.o
clang-19 -std=gnu23 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG   -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic -c energy.c -o energy.o
clang-19 -std=gnu23 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG   -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic -c hann.c -o hann.o
clang-19 -std=gnu23 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG   -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic -c prototype_6.c -o prototype_6.o
clang-19 -std=gnu23 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG   -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -fpic  -g -O3 -Wall -pedantic -c prototype_7.c -o prototype_7.o
In file included from prototype_7.c:41:
/usr/lib/llvm-19/lib/clang/19/include/omp.h:496:39: error: expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive
  496 |     #pragma omp begin declare variant match(device={kind(host)})
      |                                       ^
/home/hornik/tmp/R.check/r-devel-clang/Work/build/include/Rinternals.h:1018:17: note: expanded from macro 'match'
 1018 | #define match                   Rf_match
      |                                 ^
In file included from prototype_7.c:41:
/usr/lib/llvm-19/lib/clang/19/include/omp.h:499:39: error: expected 'match', 'adjust_args', or 'append_args' clause on 'omp declare variant' directive
  499 |     #pragma omp begin declare variant match(device={kind(nohost)})
      |                                       ^
/home/hornik/tmp/R.check/r-devel-clang/Work/build/include/Rinternals.h:1018:17: note: expanded from macro 'match'
 1018 | #define match                   Rf_match
      |                                 ^
2 errors generated.
make[1]: *** [/home/hornik/tmp/R.check/r-devel-clang/Work/build/etc/Makeconf:202: prototype_7.o] Error 1
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpN2NuAe/R.INSTALL104fb827274609/hann/src'
ERROR: compilation failed for package ‘hann’
* removing ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/hann’