[Bug target/104045] [AArch64] combine related to insn fmaxnm

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104045

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I think gcc is correct and clang is wrong. Fmax treats Nan as missing data so
fmax<Nana, a> is really just a.