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Re: test-memchr failure on rawhide
From: |
Andreas Schwab |
Subject: |
Re: test-memchr failure on rawhide |
Date: |
Sat, 09 May 2009 11:53:01 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.0.93 (gnu/linux) |
Bruno Haible <address@hidden> writes:
> Does memchr(ptr,c,0) for ptr != NULL now access ptr[0] or not?
The as-if rule allows everything as long as a strictly compliant program
cannot tell the difference.
> In both cases the memchr implementation is deviating from traditional
> behaviour and provoking crashes for programs that worked fine earlier.
s/worked fine earlier/invoked undefined behviour/
Andreas.
--
Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
- test-memchr failure on rawhide, Jim Meyering, 2009/05/07
- Re: test-memchr failure on rawhide, Andreas Schwab, 2009/05/08
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/08
- Re: test-memchr failure on rawhide, Andreas Schwab, 2009/05/08
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/08
- Re: test-memchr failure on rawhide, Andreas Schwab, 2009/05/08
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/08
- Re: test-memchr failure on rawhide, James Youngman, 2009/05/08
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/08
- Re: test-memchr failure on rawhide,
Andreas Schwab <=
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/09
- Re: test-memchr failure on rawhide, Andreas Schwab, 2009/05/09
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/09
- Re: test-memchr failure on rawhide, Andreas Schwab, 2009/05/09
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/11
- Re: test-memchr failure on rawhide, Andreas Schwab, 2009/05/11
- Re: test-memchr failure on rawhide, Ben Pfaff, 2009/05/09
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/10
- Re: test-memchr failure on rawhide, Jim Meyering, 2009/05/11
- Re: test-memchr failure on rawhide, Bruno Haible, 2009/05/11