This is the mail archive of the
gdb-patches@sources.redhat.com
mailing list for the GDB project.
Re: RFC: C/C++ preprocessor macro support for GDB
Neil Booth wrote:
>
> Hi Stan!
>
> Stan Shebs wrote:-
>
> > As someone who has had much of his time consumed by keeping
> > another preprocessor (Apple's cpp-precomp) in sync with GNU cpp,
> > I think we really should try hard to avoid duplicate macro
> > expanders.
>
> What were the issues? Subtle differences in macro expansion? I'm
> curious.
Just about everything you can think of. :-) GNU extensions,
predefined symbols, pathname search orders, token pasting, etc.
GNUisms like vararg macros (now a C99ism too I guess) have
probably accounted for the most work.
Stan