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Re: i386 byteswap.h provoking ``may be undefined'' warnings in gcc3


From: Richard Henderson
Subject: Re: i386 byteswap.h provoking ``may be undefined'' warnings in gcc3
Date: Tue, 17 Jul 2001 01:29:10 -0700
User-agent: Mutt/1.2.5i

On Thu, Jul 12, 2001 at 02:48:29AM -0700, Paul Haahr wrote:
> That's still not clear -- it's hard to argue that, just because some
> code is in a provably untaken branch of an if, it shouldn't be checked
> for warnings.  And special casing __builtin_constant_p seems problematic.

It's probably desirable to special case __b_c_p in this way,
as that's part of the point of its existance.  However, I'm
not planning on doing anything about this right now.

Feel free to contribute a patch however.  ;-)


r~



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