http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375
--- Comment #190 from Jan Hubicka <hubicka at ucw dot cz> --- > /ssd/firefox/js/src/gc/Marking.cpp: In function > ???js::gc::IsAboutToBeFinalized<JSAtom>(JSAtom**)bool [clone .isra.65]???: > /ssd/firefox/js/src/gc/Marking.cpp:1713:1: error: corrupted profile info: > profile data is not flow-consistent > } > ^ > /ssd/firefox/js/src/gc/Marking.cpp:1713:1: error: corrupted profile info: > number of executions for edge 3-6 thought to be -81 This actually loks like corruption from concurent updates (profiling is not thread safe). Do you get much more of these? I can imagine that garbage collector runs in parrallel and often. > /ssd/firefox/js/src/gc/Marking.cpp:1713:1: error: corrupted profile info: > number of executions for edge 3-4 thought to be 39667 Perhaps we should fix dumping to dump full 64bit value.. :) Honza