https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118549
--- Comment #3 from Sam James <sjames at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #1) > Confirmed. It works for the added __builtin_unreachable if following through > for C++ though. I can't get it to fail for C++ either? (https://godbolt.org/z/cnnKWYrrs)