[Bug sanitizer/80800] UBSAN: yet another false positive

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80800

--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Whoa.  Do we want to use TYPE_OVERFLOW_SANITIZED to prevent that from
happening?  I know you don't like it...