http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54988
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2012-10-22 Component|target |c++ Ever Confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> 2012-10-22 09:15:19 UTC --- It's interesting to note that this only fails when using the C++ frontend, and only when optimizing(!). b does not have target specific optimization assigned for C++ while a has. Thus this is a C++ frontend issue.