[Bug ipa/115533] [12/13/14/15 regression] flac miscompiled with -O3 -march=znver2 -fipa-pta -fno-vect-cost-model since r12-3893-g6390c5047adb75

[amonakov at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115533

--- Comment #22 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Similar to the RawTherapee issue, SLP opportunities are created by predcom, so
either -fno-predictive-commoning or -fno-tree-slp-vectorize avoids numerical
runaway on the small testcase.