[Bug sanitizer/108824] ASAN -O2/3 missed a stack-buffer-underflow since GCC-10

[shaohua.li at inf dot ethz.ch via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108824

Li Shaohua <shaohua.li at inf dot ethz.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |INVALID
             Status|UNCONFIRMED                 |RESOLVED

--- Comment #1 from Li Shaohua <shaohua.li at inf dot ethz.ch> ---
Sorry, I checked the code and confirmed that the overflow operations were
optimized out.