[Bug middle-end/127786] Combining two evaluated FP comparisons drops FE_INVALID under -ftrapping-math

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127786

--- Comment #6 from Igor Shevlyakov <ishevlyakov at gcc dot gnu.org> ---
The patch above only fixes GIMPLE side of the problem. I will submit RTL
related patch next