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

[Basile Starynkevitch]

On Sat, 16 Jul 2011 00:04:58 -0700
Ian Lance Taylor <iant@google.com> wrote:

> Andrew Pinski <pinskia@gmail.com> writes:
> 
> > On Fri, Jul 15, 2011 at 11:52 PM, Ian Lance Taylor <iant@google.com> wrote:
> >> I would like to propose this patch as a step toward building gcc using a
> >> C++ compiler.  This patch builds stage1 with the C compiler as usual,
> >> and defaults to building stages 2 and 3 with a C++ compiler built during
> >> stage 1.  
> >
> > Do you build libstdc++ at stage1 also?  That is what happens if you
> > don't have a C++ compiler to begin with.
> 
> Yes.  With this patch, we build cc1plus at stage 1, and use it to build
> libstdc++ at stage 1, and use both to build stage 2.


I think that we might also want to have some easy & documented way to build the stage1
directly with g++, assuming (or when) it is already available.

Regards
-- 
Basile STARYNKEVITCH         http://starynkevitch.net/Basile/
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