[Bug target/100088] ymm store split into two xmm stores

[crazylht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100088

--- Comment #4 from Hongtao.liu <crazylht at gmail dot com> ---
(In reply to Hongtao.liu from comment #3)
> (In reply to Hongtao.liu from comment #2)
> > > 
> > > This issue does not exist for sse or avx512f. Setting `-march=haswell` or
> > > `-mtune=haswell` on the command line also seems to fix this but neither of
> > > these works when added to the target attribute.
> > 
> > It seems a problem that target attribute arch=haswell didn't work
> typo tune=haswell
> > 
> > https://godbolt.org/z/5hhqTYv9G

Seems also fixed in GCC11.