[Bug sanitizer/108085] gcc trunk's ASAN at -O3 missed a stack-use-after-scope

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108085

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
I bet we unroll the loop and then elide f[] at -O3.