[Bug sanitizer/104690] UBSan does not detect undefined behavior on function without a specified return value

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104690

--- Comment #7 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Doh, of course, the trap would happen even when the caller doesn't try to use
the result. ENOCAFFEINE