* installing *source* package ‘units’ ... ** using staged installation configure: units: 0.8-2 checking whether the C++ compiler works... yes checking for C++ compiler default output file name... a.out checking for suffix of executables... checking whether we are cross compiling... no checking for suffix of object files... o checking whether the compiler supports GNU C++... yes checking whether clang++-15 -std=gnu++17 accepts -g... yes checking for clang++-15 -std=gnu++17 option to enable C++11 features... none needed checking for stdio.h... yes checking for stdlib.h... yes checking for string.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for strings.h... yes checking for sys/stat.h... yes checking for sys/types.h... yes checking for unistd.h... yes checking for _Bool... no checking for stdbool.h that conforms to C99... yes checking for error_at_line... yes checking for gcc... clang-15 checking whether the compiler supports GNU C... yes checking whether clang-15 accepts -g... yes checking for clang-15 option to enable C11 features... none needed checking for XML_ParserCreate in -lexpat... yes checking for udunits2.h... yes checking for ut_read_xml in -ludunits2... yes configure: creating ./config.status config.status: creating src/Makevars ** libs using C++ compiler: ‘Debian clang version 15.0.6’ clang++-15 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -DUDUNITS2_DIR=0 -I/usr/local/include -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c RcppExports.cpp -o RcppExports.o clang++-15 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -DUDUNITS2_DIR=0 -I/usr/local/include -I'/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/Rcpp/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c udunits.cpp -o udunits.o clang++-15 -std=gnu++17 -shared -L/home/hornik/tmp/R/lib -Wl,-O1 -o units.so RcppExports.o udunits.o -lexpat -lexpat -ludunits2 -L/home/hornik/tmp/R/lib -lR installing to /srv/hornik/tmp/CRAN/units.Rcheck/00LOCK-units/00new/units/libs ** R ** demo ** inst ** byte-compile and prepare package for lazy loading ** help *** installing help indices ** 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 (units)