Re: Compiler selection support

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Fri, May 20, 2011 at 10:21:45PM +0200, Martin S. Weber wrote:
> On Tue, May 17, 2011 at 10:30:22PM +0200, Joerg Sonnenberger wrote:
> > Hi all,
> > the attached patch allows more fine grained compiler selection.
> > (...)
> > (c) A compiler is choosen for a language if the corresponding tool
> > variable is set (e.g. TOOL_CC.gcc for the C frontend using GCC) and
> > it is not black listed in the current scope (e.g. UNSUPPORTED_COMPILER.pcc
> > says that PCC is not supported here). The decision is stored in
> > ACTIVE_CC etc, later to be used for compiler-specific flags like
> > COPTS_COMPILER.gcc.
> 
> Out of curiosity, how is C++ code that links to C libraries handled
> in that framework? E.g. pcc (due to your patch) won't handle C++. Now
> there's still some C++ in base, isn't there? won't there be problems
> with gcc-compiled c++ that tries to link to pcc compiled C libs?

Why? There is still the issue of unifying the runtime libraries, but
otherwise it should be fine.

Joerg