[Bug sanitizer/88479] sanitizer should provide an option to detect conversion to signed integer that overflows

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88479

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
NOTE this has been discussed before and turned down IIRC.  The reason is
because it is implementation defined it needs to be documented and we do
document it.  Also my bet is even running it on gcc will cause it to happen.