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From: Jeff Sturm <jsturm@one-point.com>
To: Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
Cc: Andrew Morton <akpm@osdl.org>, <gcc@gcc.gnu.org>
Subject: Re: warning when a function's address is tested?
Date: Sun, 12 Oct 2003 17:37:00 -0000	[thread overview]
Message-ID: <Pine.LNX.4.44.0310121255100.17784-100000@ops2.one-point.com> (raw)
In-Reply-To: <87fzhyphgm.fsf@student.uni-tuebingen.de>

On 12 Oct 2003, Falk Hueffner wrote:
> > One legitimate use is to test for undefined weak symbols.
>
> But gcc knows that from __attribute__((weak)) and can suppress the
> warning in this case (like the C++ frontend does).

Thanks, didn't know c++ did that.  So, never mind...

Jeff

      reply	other threads:[~2003-10-12 16:56 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-12 16:04 Andrew Morton
2003-10-12 16:08 ` Falk Hueffner
2003-10-12 16:57   ` Steven Bosscher
2003-10-12 18:38     ` Zack Weinberg
2003-10-12 23:14       ` Gabriel Dos Reis
2003-10-12 23:58         ` Zack Weinberg
2003-10-13  0:46           ` Gabriel Dos Reis
2003-10-12 16:27 ` Jeff Sturm
2003-10-12 16:46   ` John Levon
2003-10-12 16:56   ` Falk Hueffner
2003-10-12 17:37     ` Jeff Sturm [this message]

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