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Re: [distcc] gcc bootstraps with distcc
Alexandre Oliva wrote:-
> On Aug 5, 2003, Neil Booth <neil@daikokuya.co.uk> wrote:
>
> > Please revert until you can establish that the testsuite case is
> > not there for a good reason.
>
> AFAICT, the choice of whether to insert line breaks in preprocessed
> output is arbitrary. The patch at
> http://gcc.gnu.org/ml/gcc-patches/2000-12/msg00021.html where this
> testcase was introduced mentions `newlines in a macro argument are
> whitespace' [6.10.3]/10, but I don't see any wording in the standard
> that implies that line breaks shouldn't be propagated to the
> preprocessor output. In fact, I don't see that the standard actually
> mentions preprocessor output at all.
It mentions that newlines in macro arguments become spaces during
stringification, which is a strong suggestion that it is considered
to be a single logical line, hence the current behaviour.
Neil.