https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52846
--- Comment #12 from Salvatore Filippone <sfilippone at uniroma2 dot it> --- (In reply to Salvatore Filippone from comment #11) > Created attachment 35995 [details] > test case Enjoy :) [sfilippo@jacobi tlink]$ gfortran -v Using built-in specs. COLLECT_GCC=gfortran COLLECT_LTO_WRAPPER=/opt/gnu/dev/libexec/gcc/x86_64-unknown-linux-gnu/6.0.0/lto-wrapper Target: x86_64-unknown-linux-gnu Configured with: ../gcc-dev/configure --prefix=/opt/gnu/dev --enable-languages=c,c++,fortran --with-gmp=/home/travel/GNUBUILD/gmp --with-mpfr=/home/travel/GNUBUILD/mpfr --with-mpc=/home/travel/GNUBUILD/mpc --with-cloog=/home/travel/GNUBUILD/cloog : (reconfigured) ../gcc-dev/configure --prefix=/opt/gnu/dev --enable-languages=c,c++,fortran --with-gmp=/home/travel/GNUBUILD/gmp --with-mpfr=/home/travel/GNUBUILD/mpfr --with-mpc=/home/travel/GNUBUILD/mpc --with-cloog=/home/travel/GNUBUILD/cloog : (reconfigured) ../gcc-dev/configure --prefix=/opt/gnu/dev --with-gmp=/home/travel/GNUBUILD/gmp --with-mpfr=/home/travel/GNUBUILD/mpfr --with-mpc=/home/travel/GNUBUILD/mpc --with-cloog=/home/travel/GNUBUILD/cloog CC=gcc CXX=g++ --enable-languages=c,c++,fortran,lto --no-create --no-recursion Thread model: posix gcc version 6.0.0 20150713 (experimental) (GCC) [sfilippo@jacobi tlink]$ gfortran -o testlk testlk.f90 /tmp/cchNLmkr.o: In function `__error_impl_mod_MOD_ser_error_print_stack': testlk.f90:(.text+0x1b): undefined reference to `__error_mod_MOD_serror' /tmp/cchNLmkr.o: In function `__error_impl_mod_MOD_par_error_print_stack': testlk.f90:(.text+0x3b): undefined reference to `__error_mod_MOD_perror' /tmp/cchNLmkr.o: In function `__error_mod_MOD_par_error_handler': testlk.f90:(.text+0x5f): undefined reference to `erractionrestore_' testlk.f90:(.text+0x7b): undefined reference to `__error_mod_MOD_perror' testlk.f90:(.text+0x97): undefined reference to `__error_mod_MOD_perror' /tmp/cchNLmkr.o: In function `__error_mod_MOD_ser_error_handler': testlk.f90:(.text+0xb8): undefined reference to `erractionrestore_' testlk.f90:(.text+0xc7): undefined reference to `__error_mod_MOD_serror' /tmp/cchNLmkr.o: In function `MAIN__': testlk.f90:(.text+0xfc): undefined reference to `__error_mod_MOD_serror' collect2: error: ld returned 1 exit status
