[Bug ipa/126147] IPA PTA and modref miscompile gcc.c-torture/execute/pr111613.c with -fipa-pta

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126147

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Yep, it's store-merging which is doing this.