GCC 3.0.3 build-procedure incompatibilities with POSIX 1003.1-2001

[Zack Weinberg]

On Tue, Feb 19, 2002 at 09:52:19AM -0800, Paul Eggert wrote:
> > Date: Tue, 19 Feb 2002 11:37:34 +0000 (GMT)
> > From: "Joseph S. Myers" <jsm28@cam.ac.uk>
> > 
> > gcc_release only needs to work on GNU systems; in particular, it
> > relies on other GNU diff options.
> 
> OK, but GNU diff is one of the affected utilities.  If you run it in
> POSIX 2001 mode (as I am doing, for testing), it rejects the option
> -3, since POSIX 1003.1-2001 prohibits support for that option (even as
> an extension -- pretty Draconian, huh?).

In that case, one hopes that POSIX 2001 mode is enabled only by
explicit user option which is clearly labelled "do not use."

Anything else would be a bug.

zw