As can be found at http://gcc.gnu.org/ml/fortran/2005-07/msg00286.html
GFortran doesn't do inlining: unfortunately I cannot do it, and I don't know how hard this would be, but this would certainly help a lot with several codes I know... -- Summary: Inline Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: P dot Schaffnit at access dot rwth-aachen dot de http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29648