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Re: [PATCH] block-sha1/sha1.c: silence compiler complaints by casting void* to uintptr_t

From
Linus Torvalds <torvalds@linux-foundation.org>
Date
Aug 15, 2009, 18:43 UTC
Message-ID
<alpine.LFD.2.01.0908151142470.3162@localhost.localdomain>
In-Reply-To
<7v63cp22cc.fsf@alter.siamese.dyndns.org>
On Fri, 14 Aug 2009, Junio C Hamano wrote:
Show 11 quoted lines
>
> From: Brandon Casey <drafnel@gmail.com>
> Date: Fri, 14 Aug 2009 17:52:15 -0500
> Subject: [PATCH] block-sha1/sha1.c: silence compiler complaints by casting void * to char *
> 
> Some compilers produce errors when arithmetic is attempted on pointers to
> void.  We want computations done on byte addresses, so cast them to char *
> to work them around.
> 
> Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Unnecessary outer parentheses, but ack anyway.
		Linus
Previous: Junio C HamanoNext: Brandon Casey
Message 14 of 15 in “block-sha1: more good unaligned memory access candidates”
  1. block-sha1: more good unaligned memory access candidatesNicolas Pitre, Aug 13, 2009
  2. Linus TorvaldsAug 13, 2009
  3. Nicolas PitreAug 13, 2009
  4. Junio C HamanoAug 13, 2009
  5. Linus TorvaldsAug 13, 2009
  6. Nicolas PitreAug 13, 2009
  7. block-sha1/sha1.c: silence compiler complaints by casting void* to uintptr_tBrandon Casey, Aug 14, 2009
  8. Johannes SchindelinAug 15, 2009
  9. Linus TorvaldsAug 15, 2009
  10. Brandon CaseyAug 15, 2009
  11. Junio C HamanoAug 15, 2009
  12. Brandon CaseyAug 15, 2009
  13. Junio C HamanoAug 15, 2009
  14. Linus TorvaldsAug 15, 2009
  15. Brandon CaseyAug 15, 2009

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