Isn't the other way around? Vendors already had picked C and they wanted to clai...

		badsectoracula on July 9, 2023 \| parent \| context \| favorite \| on: The Development of the C Language (1993) Isn't the other way around? Vendors already had picked C and they wanted to claim compliance to the then brand new C89 standard so anything they didn't want to give up on was deemed "implementation-defined behavior" and anything they couldn't give up on[0] was deemed "undefined behavior". [0] because their machines worked very differently from the others' machines

That doesn't really explain how stuff like not ending a source file with a newline is UB.