I was just looking through bugs which have not been touched in 90 days and noticed there was a g77 bug (PR 18913) which really could not be tested with gfortran because -finit-local-zero is missing.
This option is really only useful for "very" old fortran code. -- Summary: -finit-local-zero is missing from gfortran Product: gcc Version: 4.1.0 Status: UNCONFIRMED Severity: enhancement Priority: P2 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pinskia at gcc dot gnu dot org CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20441