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Re: Miscompilation of remainder expressions

From: Roberto Bagnara <bagnara at cs dot unipr dot it>
To: Andrew Haley <aph at redhat dot com>
Cc: Paolo Carlini <pcarlini at suse dot de>, gcc at gcc dot gnu dot org
Date: Mon, 15 Jan 2007 15:13:13 +0100
Subject: Re: Miscompilation of remainder expressions
References: <45AB8770.5040402@cs.unipr.it> <45AB8A44.7020408@suse.de> <17835.35559.799678.467985@zebedee.pink>

Andrew Haley wrote:

Paolo Carlini writes: > > I would like to understand the issue better, however...
What more is there to understand?  It's an integer overflow.  The
processor generates a trap on integer overflows during division
operations.

Just because the wrong code is generated for the remainder expression.

--
Prof. Roberto Bagnara
Computer Science Group
Department of Mathematics, University of Parma, Italy
http://www.cs.unipr.it/~bagnara/
mailto:bagnara@cs.unipr.it

References:
- Miscompilation of remainder expressions
  - From: Roberto Bagnara
- Re: Miscompilation of remainder expressions
  - From: Paolo Carlini
- Re: Miscompilation of remainder expressions
  - From: Andrew Haley

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