https://gcc.gnu.org/bugzilla/show_bug.cgi?id=11488 --- Comment #13 from Pat Haugen <pthaugen at gcc dot gnu.org> --- Fixed on powerpc. Testcase times (at 8X original loop count to get measurable times). base: 4.436 sec base + -fno-schedule-insns: 2.052 sec base + patch: 1.815 sec