* installing *source* package ‘scclust’ ...
** using staged installation
** libs
using C compiler: ‘Debian clang version 18.1.8 (3)’
clang-18  -I"/home/hornik/tmp/R/include" -DNDEBUG -Ilibscclust/include  -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c error.c -o error.o
clang-18  -I"/home/hornik/tmp/R/include" -DNDEBUG -Ilibscclust/include  -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c hierarchical.c -o hierarchical.o
clang-18  -I"/home/hornik/tmp/R/include" -DNDEBUG -Ilibscclust/include  -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c internal.c -o internal.o
clang-18  -I"/home/hornik/tmp/R/include" -DNDEBUG -Ilibscclust/include  -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c sc_clustering.c -o sc_clustering.o
clang-18  -I"/home/hornik/tmp/R/include" -DNDEBUG -Ilibscclust/include  -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c scclust-init.c -o scclust-init.o
clang-18  -I"/home/hornik/tmp/R/include" -DNDEBUG -Ilibscclust/include  -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c utilities.c -o utilities.o
(cd libscclust && R_AR="ar" R_CC="clang-18 " R_CPPFLAGS="-DNDEBUG -I/usr/local/include" R_CFLAGS="-fpic -g -O3 -Wall -pedantic" make) || exit 1;
make[1]: Entering directory '/srv/hornik/tmp/CRAN/scclust.Rcheck/00_pkg_src/scclust/src/libscclust'
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/data_set.c -o src/data_set.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/digraph_core.c -o src/digraph_core.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/digraph_operations.c -o src/digraph_operations.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/dist_search_imp.c -o src/dist_search_imp.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/error.c -o src/error.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/hierarchical_clustering.c -o src/hierarchical_clustering.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/nng_batch_clustering.c -o src/nng_batch_clustering.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/nng_clustering.c -o src/nng_clustering.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/nng_core.c -o src/nng_core.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/nng_findseeds.c -o src/nng_findseeds.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/scclust_spi.c -o src/scclust_spi.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/scclust.c -o src/scclust.o
clang-18  -DNDEBUG -I/usr/local/include -fpic -g -O3 -Wall -pedantic  -c src/utilities.c -o src/utilities.o
ar -rcs libscclust.a src/data_set.o src/digraph_core.o src/digraph_operations.o src/dist_search_imp.o src/error.o src/hierarchical_clustering.o src/nng_batch_clustering.o src/nng_clustering.o src/nng_core.o src/nng_findseeds.o src/scclust_spi.o src/scclust.o src/utilities.o
make[1]: Leaving directory '/srv/hornik/tmp/CRAN/scclust.Rcheck/00_pkg_src/scclust/src/libscclust'
clang-18 -shared -L/home/hornik/tmp/R/lib -Wl,-O1 -o scclust.so error.o hierarchical.o internal.o sc_clustering.o scclust-init.o utilities.o libscclust/libscclust.a -L/home/hornik/tmp/R/lib -lR
installing to /srv/hornik/tmp/CRAN/scclust.Rcheck/00LOCK-scclust/00new/scclust/libs
** R
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** 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 (scclust)