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Re: warning when a function's address is tested?

From: John Levon <levon at movementarian dot org>
To: Jeff Sturm <jsturm at one-point dot com>
Cc: Andrew Morton <akpm at osdl dot org>, gcc at gcc dot gnu dot org
Date: Sun, 12 Oct 2003 17:04:08 +0100
Subject: Re: warning when a function's address is tested?
References: <20031012050523.486faa69.akpm@osdl.org> <Pine.LNX.4.44.0310121156060.17784-100000@ops2.one-point.com>

On Sun, Oct 12, 2003 at 12:00:15PM -0400, Jeff Sturm wrote:

> One legitimate use is to test for undefined weak symbols.  That's not an
> argument against the warning however... more often than not this is surely
> a mistake.

And the code in cp/cvt.c explicitly checks for this and doesn't warn
anyway.

john
-- 
Khendon's Law:
If the same point is made twice by the same person, the thread is over.

References:
- warning when a function's address is tested?
  - From: Andrew Morton
- Re: warning when a function's address is tested?
  - From: Jeff Sturm

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