[Bug c/70309] wrong code at -O2 and -O3 in both 32-bit and 64-bit modes on x86_64-linux-gnu

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70309

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Does adding -fno-strict-aliasing "fix" the issue?