[Bug ipa/103227] [12 Regression] 58% exchange2 regression with -Ofast -march=native on zen3 since r12-5223-gecdf414bd89e6ba251f6b3f494407139b4dbae0e

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103227

--- Comment #12 from Martin Jambor <jamborm at gcc dot gnu.org> ---
Some testing is still underway, but I have proposed the patch (with one minor
testsuite change) on the mailing list:

https://gcc.gnu.org/pipermail/gcc-patches/2021-November/585337.html