* installing *source* package ‘GenSA’ ... ** using staged installation ** libs using C compiler: ‘Debian clang version 17.0.6 (5)’ using C++ compiler: ‘Debian clang version 17.0.6 (5)’ clang++-17 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c Caller.cpp -o Caller.o clang++-17 -std=gnu++17 -I"/home/hornik/tmp/R/include" -DNDEBUG -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -c Engine.cpp -o Engine.o Engine.cpp:789:17: error: reference to non-static member function must be called; did you mean to call it with no arguments? 789 | if (isVerbose) | ^~~~~~~~~ | () 1 error generated. make: *** [/home/hornik/tmp/R/etc/Makeconf:198: Engine.o] Error 1 ERROR: compilation failed for package ‘GenSA’ * removing ‘/srv/hornik/tmp/CRAN/GenSA.Rcheck/GenSA’