[Bug tree-optimization/86367] FRE1 tree pass deletes code in gcc.target/powerpc/nan128-1.c when long double is IEEE 128

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86367

--- Comment #2 from Michael Meissner <meissner at gcc dot gnu.org> ---
Created attachment 44341
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44341&action=edit
Fre1 tree pass