GFortran on Fedora Core 6 (gcc-gfortran-4.1.1-51.fc6) can't compile module files that contain real constants ("parameter" attribute).
Example: Module file "const.f90": module const real, parameter :: a=3.5 end module const Compile command "gfortran -c const.f90" leads to ICE: const.f90:0: internal compiler error: Illegal instruction Please submit a full bug report, with preprocessed source if appropriate. -- Summary: GFortran ICE if real constants in module Product: gcc Version: 4.1.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: engel at itp1 dot uni-stuttgart dot de GCC build triplet: i686-pc-linux-gnu GCC host triplet: i686-pc-linux-gnu GCC target triplet: i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30764