* installing to library ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages’
* installing *source* package ‘tidylda’ ...
** this is package ‘tidylda’ version ‘0.1.0’
** package ‘tidylda’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C compiler: ‘Debian clang version 23.1.1 (1)’
using C++ compiler: ‘Debian clang version 23.1.1 (1)’
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpQvuuJW/R.INSTALL3433f4484ce96/tidylda/src'
clang++-23 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppProgress/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppThread/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DARMA_64BIT_WORD=1 -fpic  -g -O3 -Wall -pedantic   -c RcppExports.cpp -o RcppExports.o
clang-23 -std=gnu23 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppProgress/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppThread/include' -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c init.c -o init.o
clang++-23 -std=gnu++20 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG  -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppProgress/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppThread/include' -I/usr/local/include -D_FORTIFY_SOURCE=3  -fopenmp -DARMA_64BIT_WORD=1 -fpic  -g -O3 -Wall -pedantic   -c warp_lda.cpp -o warp_lda.o
clang++-23 -std=gnu++20 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o tidylda.so RcppExports.o init.o warp_lda.o -fopenmp -llapack -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lRblas -L/usr/lib/llvm-23/lib/clang/23/lib/linux -lflang_rt.runtime -lm -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpQvuuJW/R.INSTALL3433f4484ce96/tidylda/src'
make[1]: Entering directory '/home/hornik/tmp/scratch/RtmpQvuuJW/R.INSTALL3433f4484ce96/tidylda/src'
make[1]: Leaving directory '/home/hornik/tmp/scratch/RtmpQvuuJW/R.INSTALL3433f4484ce96/tidylda/src'
installing to /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/00LOCK-tidylda/00new/tidylda/libs
** R
** data
*** moving datasets to lazyload DB
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
*** copying figures
** building package indices
** installing vignettes
** testing if installed package can be loaded from temporary location
Error: package or namespace load failed for ‘tidylda’ in dyn.load(file, DLLpath = DLLpath, ...):
 unable to load shared object '/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/00LOCK-tidylda/00new/tidylda/libs/tidylda.so':
  /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/00LOCK-tidylda/00new/tidylda/libs/tidylda.so: undefined symbol: __atomic_compare_exchange
Error: loading failed
Execution halted
ERROR: loading failed
* removing ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/tidylda’