http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53312
Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Last reconfirmed| |2012-05-11 Ever Confirmed|0 |1 --- Comment #1 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-05-11 08:46:37 UTC --- This looks like PR53214 - unable to verify without a testcase though. Thus, please try a recent GCC 4.7 snapshot instead. You can also simply grep for optimization attribute usage in your sources.