https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66372
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2015-06-02 Known to work| |5.1.0 Target Milestone|--- |6.0 Summary|ICE on valid code at -O3 on |[6 Regression] ICE on valid |x86_64-linux-gnu |code at -O3 on | |x86_64-linux-gnu Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Confirmed. (gdb) p path->last ()->e->src->loop_father Cannot access memory at address 0xa5a5a5a5a5a5a5bd looks like e->src was freed.