The draft versions of the spec (functionally equivalent to the published versions) are freely available. I believe that the opensource compilers explicitly targ

The draft versions of the spec (functionally equivalent to the published versions) are freely available. I believe that the opensource compilers explicitly target those draft versions; but even if not, there's nothing in the release version that's not in the draft. You can even get fancy html formatted versions that somebody made - https://port70.net/~nsz/c/ https://port70.net/~nsz/c/