https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69347
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2016-01-18 CC| |trippels at gcc dot gnu.org Component|c |middle-end Summary|excessive compile time with |[6 regression] excessive |-O2 |compile time with -O2 Ever confirmed|0 |1 --- Comment #1 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- fsm_find_thread_path() is the culprit, adding CC.