At the moment, there are some missed optimizations and errors linked to the same problem: type conversion of induction variables.
-- Summary: [meta-bug] scalar evolution type conversion Product: gcc Version: 3.3.1 Status: UNCONFIRMED Severity: normal Priority: P2 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: sebastian dot pop at cri dot ensmp dot fr CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21861