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

[rguenth at gcc dot gnu.org]

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

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |rguenth at gcc dot gnu.org

--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> ---
FRE uses native_encode_real / native_interpret_int to read the NAN as integer.
I suspect that something goes wrong with native_encode_real here or in
real_to_target which is used by that function.