Re: Alpha test

Tom Lane wrote:
> Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl> writes:
> > On Mon, Dec 22, 2003 at 06:36:32PM -0500, Bruce Momjian wrote:
> >> Seems we have to test for __alpha and __alpha_. This applied patch
> >> makes that consistent.
>
> > Won't something like the following work?
>
> > #ifdef(__alpha)
> > #define __alpha__ 1
> > #endif
>
> It seems risky to me to define macros that are in the
> reserved-for-system-use namespace. Who knows what might break in the
> system headers if we did that?

I see we already do this in solaris.h:

#if defined(__i386) && !defined(__i386__)
#define __i386__
#endif

#if defined(__sparc) && !defined(__sparc__)
#define __sparc__
#endif

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