https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67639
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2015-09-21 Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Confirmed. We shouldn't even get to expanding a BB if there were errors. Of course the issue is (again - dup?) that the "invalid register name" error is emitted during expansion rather than during parsing.