http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50377
Tobias Burnus <burnus at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |accepts-invalid, diagnostic CC| |burnus at gcc dot gnu.org --- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-09-13 09:20:30 UTC --- Confirmed. Also GCC does not what one might think it does as the linker error shows: ice.f90:(.text+0xf): undefined reference to `sub.1736' All other compilers, I have tested, reject it. For instance Intel: error #7898: If an external or dummy procedure name is used as an actual argument, its interface shall be explicit or it shall be explicitly declared to have the EXTERNAL attribute