[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 #5 from Martin Liška <marxin at gcc dot gnu.org> ---
> FakeStack (stack_size_log=20):bail out after 8192
> FakeStack (stack_size_log=20):bail out after 16384
> FakeStack (stack_size_log=20):bail out after 4096
> FakeStack (stack_size_log=20):bail out after 8192
> ...

This comes after the 27000 success Fake stack allocations.