Gfortran is slowly growing up. As part of that process, as of gcc 4.2 we should IMHO be more serious about ABI compatibility.
I have a patch forthcoming that bumps the so version and introduces symbol versioning. -- Summary: libgfortran should use versioned symbols Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libfortran AssignedTo: jb at gcc dot gnu dot org ReportedBy: jb at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=27740