[Bug tree-optimization/102798] [9/10/11/12 Regression] wrong code with -O3 -fno-tree-pta by r9-2475

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102798

--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
The issue is that the vectorizer should only duplicate pointer-info to SSA
names it created itself, not to _any_ existing ones.