This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PATCH] Document arithmetic overflow semantics

From: Richard Henderson <rth at redhat dot com>
To: Roger Sayle <roger at www dot eyesopen dot com>
Cc: Richard Kenner <kenner at vlsi1 dot ultra dot nyu dot edu>, gcc-patches at gcc dot gnu dot org, gcc at gcc dot gnu dot org
Date: Thu, 13 Feb 2003 09:58:51 -0800
Subject: Re: [PATCH] Document arithmetic overflow semantics
References: <10302131558.AA02656@vlsi1.ultra.nyu.edu> <Pine.LNX.4.44.0302130822430.4666-100000@www.eyesopen.com>

On Thu, Feb 13, 2003 at 08:31:33AM -0700, Roger Sayle wrote:
> At the GCC internal level there should be no such thing as undefined
> behaviour, this is a front-end concept.

I disagree.  It's the undefinedness we want to take advantage of.


r~

Follow-Ups:
- Re: [PATCH] Document arithmetic overflow semantics
  - From: Richard Earnshaw
- Re: [PATCH] Document arithmetic overflow semantics
  - From: Roger Sayle

References:
- Re: [PATCH] Document arithmetic overflow semantics
  - From: Richard Kenner
- Re: [PATCH] Document arithmetic overflow semantics
  - From: Roger Sayle

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]