http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51069
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-12-05 09:47:33 UTC --- Started with http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171946 Tiny bit reduced testcase for -O3 -funroll-loops: int a, b, c, d, e, f, bar (void); void foo (int x) { for (;;) { if (!x) { for (d = 6; d >= 0; d--) { while (!b) ; if (e) return foo (x); if (f) { a = 0; continue; } for (; c; c--) ; } } if (bar ()) break; e = 0; if (x) for (;;) ; } }