[Bug middle-end/110711] possible missed optimization for std::max with -march=znver2

[crazylht at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110711

Hongtao.liu <crazylht at gmail dot com> changed:

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                 CC|                            |crazylht at gmail dot com

--- Comment #1 from Hongtao.liu <crazylht at gmail dot com> ---
You need to use -ffast-math, w/o it, operands order matters for floating point
max/min, they're not commutative.