* installing *source* package ‘vdiffr’ ...
** using staged installation
** libs
using C++ compiler: ‘Debian clang version 16.0.6 (11)’
clang++-16  -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c compare.cpp -o compare.o
clang++-16  -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c cpp11.cpp -o cpp11.o
clang++-16  -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c devSVG.cpp -o devSVG.o
clang++-16  -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG  -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/cpp11/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c engine_version.cpp -o engine_version.o
clang++-16 -std=gnu++17 -shared -L/home/hornik/tmp/R/lib -Wl,-O1 -o vdiffr.so compare.o cpp11.o devSVG.o engine_version.o -lpng -lz -L/home/hornik/tmp/R/lib -lR
installing to /srv/hornik/tmp/CRAN/vdiffr.Rcheck/00LOCK-vdiffr/00new/vdiffr/libs
** R
** inst
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
*** copying figures
** 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 (vdiffr)