[Bug target/100931] [x86-64] Failure to optimize 2 32-bit stores converted to a 64-bit store into using movabs instead of loading from a constant

[gabravier at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100931

--- Comment #4 from Gabriel Ravier <gabravier at gmail dot com> ---
Ah sorry for not clarifying. I get this bug for `-O3 -mtune=x` where x is one
of generic, core2, nehalem, westmere, sandybridge, ivybridge, haswell,
broadwell, znver1, znver2 and znver3. I have checked all other
micro-architectures and the bug did not occur on any of them.