On Linux/ia32 and Linux/x86-64, revision 134542 gives FAIL: gcc.dg/vect/vect-vfa-slp.c scan-tree-dump-times vect "Vectorizing an unaligned access" 2
Revision 134539 is OK. It may be related to revision 134540 http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01607.html -- Summary: [4.4 Regression]: FAIL: gcc.dg/vect/vect-vfa-slp.c Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: testsuite AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36035