http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54974 --- Comment #1 from Mans Rullgard <mans at mansr dot com> 2012-10-18 13:00:48 UTC --- Created attachment 28484 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28484 Hack patch This hack patch validates the analysis. A proper fix probably looks different.