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Re: Use assert()s for optimization?

From: Richard Guenther <rguenth at tat dot physik dot uni-tuebingen dot de>
To: Alex Rosenberg <alexr at spies dot com>
Cc: Richard Guenther <rguenth at tat dot physik dot uni-tuebingen dot de>, gcc at gcc dot gnu dot org, Falk Hueffner <falk dot hueffner at student dot uni-tuebingen dot de>
Date: Sat, 8 Nov 2003 13:24:55 +0100 (CET)
Subject: Re: Use assert()s for optimization?
References: <Pine.LNX.4.44.0311070955530.1646-100000@bellatrix.tat.physik.uni-tuebingen.de><A08732A0-119B-11D8-9793-003065FC08E4@spies.com>

On Fri, 7 Nov 2003, Alex Rosenberg wrote:

> Unfortunately, assert(exp) is guaranteed not to evaluate "exp" when
> NDEBUG is set.

Of course, my point was not to use assert(), but a custom my_assert()
which would invoke undefined behavior in optimized case, if the condition
is not met.

Richard.

References:
- Re: Use assert()s for optimization?
  - From: Richard Guenther
- Re: Use assert()s for optimization?
  - From: Alex Rosenberg

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