https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110201
--- Comment #5 from palmer at gcc dot gnu.org --- (In reply to Jeffrey A. Law from comment #4) > Yea, the tests aren't great. They'll be better shortly. They'll test > non-constant arguments and out-of-range constants, expecting a suitable > diagnostic. They'll also test the extrema of valid constants. Awesome, thanks!