PATCH RFA: Build stages 2 and 3 with C++

[Richard Guenther]

On Wed, Jul 20, 2011 at 2:36 PM, David Edelsohn <dje.gcc@gmail.com> wrote:
> On Wed, Jul 20, 2011 at 5:43 AM, Jonathan Wakely <jwakely.gcc@gmail.com> wrote:
>
>> Paolo has committed a change to that code, does it help the AIX bootstrap issue?
>
> Paolo's patch gets me past the debug.cc issue.
>
> Using C++ on AIX will greatly increase the bootstrap time on AIX
> because configure is much slower, even using Bash instead of AIX Ksh.
>
> And, as this libstdc++ typo demonstrates, using C++ with the
> development version of libstdc++ makes the bootstrap process more
> fragile because bootstrap now relies on a complex, additional codebase
> that is not stable.

Which is good as it increases testing coverage.  We probably would have
missed this bug completely if you wouldn't have notice it.

Richard.