David Fang <fang@csl.cornell.edu> writes:

> Hi all,
>
> Minor nit about the "libguile/inline.h" header:
>
> I typically compile with g++ ... -Wundef -Werror, which catches uses
> of undefined preprocessor tokens:
>
> /usr/local/include/libguile/inline.h:57:31: "__APPLE_CC__" is not defined
> In file included from /usr/local/include/libguile.h:114,
> /usr/local/include/libguile/inline.h:57:31: "__APPLE_CC__" is not defined
>
> __APPLE_CC__ is only defined for Apple, which is causing my compiles
> to fail (didn't used to fail with older guile.)
>
>
> Can we change line 57 from:
>
> # if (defined __GNUC__) && (!(__APPLE_CC__ > 5400 && __STDC_VERSION__
>>= 199901L
>
> to something like:
>
> # if (defined __GNUC__) && (!((defined __APPLE_CC__) && __APPLE_CC__ >
> 5400 && __STDC_VERSION__ >= 199901L
>
> which checks for __APPLE_CC__ defined before using it?

Sure.  Proposed patch for this is attached, please let me know if any
comments.

Regards,
        Neil