https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100961
--- Comment #2 from martin <mscfd at gmx dot net> --- It is releases/gcc-11.1.0: Using built-in specs. COLLECT_GCC=gfortran-11 COLLECT_LTO_WRAPPER=.../gcc/lib/gcc/x86_64-linux-gnu/11.1.0/lto-wrapper Target: x86_64-linux-gnu Configured with: ../gcc-repo/configure --program-suffix=-11 --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-arch=westmere --prefix=.../gcc --enable-languages=c,c++,fortran --disable-multilib --disable-bootstrap --enable-checking=release Thread model: posix Supported LTO compression algorithms: zlib gcc version 11.1.0 (GCC) The code is compiled with "-g select_rank_expression.f90 -o select_rank_expression.x".