http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54632
Richard Guenther <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dehao at gcc dot gnu.org Target Milestone|--- |4.8.0 Summary|not supported in LTO |[4.8 Regression] not |streams : tree code '�F |supported in LTO streams : |��D�� ` |tree code '�F ��D�� ` --- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-09-20 11:31:49 UTC --- It's outputting a garbage collected tree. Suspect it was a BLOCK.