https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104800
uecker at gcc dot gnu.org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |uecker at gcc dot gnu.org --- Comment #17 from uecker at gcc dot gnu.org --- C23 now contains the following clarification: "In particular, all observable behavior (5.2.2.4) appears as specified in this document when it happens before an operation with undefined behavior in the execution of the program."