http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49710
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2011.07.12 07:32:35 CC| |jakub at gcc dot gnu.org Component|c |rtl-optimization Ever Confirmed|0 |1 --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-07-12 07:32:35 UTC --- Slightly reduced testcase for -O3 -funroll-loops: int a, b, c, d; static void foo (int *x) { c = 0; while (1) { if (*x) break; while (b) for (; c; c = 0); for (d = 18; d != 18; d++) if (c) { foo (x); return; } } } static void bar () { foo (0); foo (0); for (;;) ; } baz () { for (; a;) bar (); } ICEs in fix_bb_placements during rtl loop peeling.