http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47566
--- Comment #5 from Joost VandeVondele <Joost.VandeVondele at pci dot uzh.ch> 2011-02-01 12:23:35 UTC --- (In reply to comment #4) > That's indeed invalid - it should be an SSA name. This means some > earlier pass messed up (or PRE itself). The bug shouldn't depend > on LTO (apart from maybe requiring some cross-module inlining to trigger). The same problem doesn't happen without LTO (but otherwise compiled with the same options). I guess it needs the cross-module inlining. I'll be uploading a tgz with sources.