[Bug sanitizer/94910] detect_stack_use_after_return=1 is much slower than clang's

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94910

--- Comment #9 from Martin Liška <marxin at gcc dot gnu.org> ---
(In reply to Rafael Avila de Espindola from comment #8)
> I can confirm that the proposed patch fixes the issue for me.
> 
> Thank you so much!

I thank you for the bug report. We had the regression since the very beginning!