[Bug tree-optimization/69776] [4.9/5 Regression] Wrong optimization with aliasing

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69776

--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> ---
Looks like the fix was too constrained.  I have a patch to fix it some more.