Policy proposal - CPP_PREDEFINES

[Zack Weinberg]

On Mon, Apr 30, 2001 at 07:36:16PM -0700, Jim Wilson wrote:
> In article <20010428133005.D11683@stanford.edu> you write:
> >I'd like this to become official GCC policy: Beginning now, no new
> >port may include any symbol in CPP_PREDEFINES which is outside the C89
> >reserved name space.
> 
> The IA-64 ports define CPP_PREDEFINES the way that tm.texi says we are
> supposed to.  If we are changing policy, the first thing we need to do
> is change the documentation, and make sure everyone knows about the change.

That's reasonable.  If there is agreement that this change is
desirable, I'll write up a patch for the manual.

> If you use -ansi, or any -std= option except -std=gnu, then you won't get
> any name space contamination.

True.  However, I feel we ought to be moving away from default name
space contamination.

zw