Found at http://groups.google.com/group/comp.lang.fortran/browse_thread/thread/756be3846916a4b0 - not yet debugged/confirmed.
-- Summary: Leakage with derived types with ALLOCATABLE components Product: gcc Version: 4.5.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: fortran AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: burnus at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40899