GCC does not fail at -O0 when -fgraphite is used and support for graphite is not built in the compiler.
-- Summary: [graphite] No warn with "-O0 -fgraphite" when cloog or ppl are not present Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: spop at gcc dot gnu dot org ReportedBy: spop at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37388