[Bug tree-optimization/88709] Improve store-merging

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88709

--- Comment #11 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
And in the testcase that prompted Ramana's original patch it clearly wanted to
ask something else.

We can't have it both ways.