[Bug middle-end/31542] Incorrect optization with nan values

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31542

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I can't reproduce this in any recent versions of GCC. Even in GCC 4.7.3 and GCC
4.6.4 it works and we get no assert.