Re: [PATCH] allow ifdef in macro arguments

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Hello Christopher,

* Christopher Li wrote on Sun, Oct 21, 2007 at 11:07:15AM CEST:
> I think some one report it long time ago.

FWIW, embedding directives within macro arguments is not portable
(warned by with gcc -pedantic), and causes undefined behavior according
to C99:6.10.3p11.

Cheers,
Ralf
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