[v3] debug macro unifcation

[Mark Mitchell]

Benjamin Kosnik wrote:
>> Is there a reason why you are applying this during regression only
>> fixes?  We have been release branch rules for about a month or longer
>> now and libstdc++ still is getting changes which seems a little big for
>> a release branch.
> 
> There is no release branch. 
> 
> pb_ds is new code, and I found errors in
> the debug parts of it. I don't want to have a release of new code
> that has known API issues, and then have to support it. The patch was
> larger than I expected but mostly mechanical, and to extensions which
> have historically been allowed more leeway.

For the record, I am not uncomfortable with these changes.  Maintainers 
need and deserve the flexibility to make their own calls on close cases. 
  Of course, as we move closer to the release, I do expect all 
maintainers to hew more and more strictly to the regression-only policy.

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713