[Bug target/108922] fmod() 13x slowdown in gcc4.9 dropping "fprem" and calling fmod()

[jkratochvil at azul dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108922

--- Comment #10 from Jan Kratochvil <jkratochvil at azul dot com> ---
(In reply to Alexander Monakov from comment #9)
> You just need to pass -fno-math-errno (the call is for setting errno,
> similar to how gcc emits the sqrt() sequence).

True, thanks.


So I think the patch should be reverted, right? I expect the revert should have
a testcase nowadays.