[Bug target/126049] RISC-V auto-vectorization misoptimizes fmax()/fmin() regarding NaN

[uwu at icenowy dot me via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126049

--- Comment #12 from Icenowy Zheng <uwu at icenowy dot me> ---
Patch sent at https://gcc.gnu.org/pipermail/gcc-patches/2026-June/722273.html .