[Bug middle-end/127517] wrong code with _BitInt(127) and __builtin_add_overflow / __builtin_mul_overflow at -O2

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=127517

Drea Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2026-09-22

--- Comment #2 from Drea Pinski <pinskia at gcc dot gnu.org> ---
The gimple level looks ok and correct.  I suspect it is the expansion of
__builtin_mul_overflow/MUL_OVERFLOW which is causing the issue.