https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81673
Martin Jambor <jamborm at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Depends on| |80689 --- Comment #5 from Martin Jambor <jamborm at gcc dot gnu.org> --- Benchmarking the patch revealed that without addressing PR 80689 first, it severely harms -Ofast performance of 538.imagick_r. With PR 80689 addressed, it helps as intended. Referenced Bugs: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80689 [Bug 80689] 128 bit loads generated for structure copying with gcc 7.1.0 and leads to STLF stalls in avx2 targets.