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Re: PATCH RFA: Use $(COMPILER) to build objects


"Joseph S. Myers" <joseph@codesourcery.com> writes:

> On Wed, 20 May 2009, Ian Lance Taylor wrote:
>
>> This is a preliminary step toward supporting a configure option to build
>> gcc using either a C compiler or a C++ compiler.  I think it would lead
>> to long term confusion to use $(CC) in a Makefile to represent a C++
>> compiler.  This patch instead arranges to compile all code using
>> $(COMPILER).  CFLAGS changes to COMPILER_FLAGS and ALL_CFLAGS changes to
>> ALL_COMPILERFLAGS.  The COMPILER make variable is currently always set
>> to $(CC); my intent is that in the future, a configure option will
>> permit it to be set to either $(CC) or $(CXX).
>> 
>> This is a mechanical patch.  I'm sure there will be some details to
>> clean up when we are ready to optionally set COMPILER to $(CXX).
>
> In particular, I believe the command for compiling should be separated 
>>From the command used for linking, so that --with-host-libstdcxx will 
> cause linking with the C compiler.  (There is no -static-libstdc++ option 
> so you can't readily make the C++ compiler link with static libstdc++ when 
> desired.)

That makes sense but I think I would prefer to make that change
separately if the maintainers agree.

Ian


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