[Bug rtl-optimization/94665] missed minmax optimization opportunity for if/else structure.

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94665

--- Comment #7 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Can r94 or r93 be NaN there?

(I should build an aarch64 compiler...  takes almost a day though :-) )