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Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.

From: David Miller <davem at davemloft dot net>
To: maxim at codesourcery dot com
Cc: jakub at redhat dot com, richard dot guenther at gmail dot com, vries at codesourcery dot com, gcc-patches at gcc dot gnu dot org
Date: Wed, 28 Sep 2011 15:00:09 -0400 (EDT)
Subject: Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.
References: <3AE87E70-4D33-4BEC-A5DA-31530EEBDA29@codesourcery.com> <20110928.144852.816472561766252675.davem@davemloft.net> <03504720-10A0-4114-8963-D380F9674462@codesourcery.com>

From: Maxim Kuvyrkov <maxim@codesourcery.com>
Date: Thu, 29 Sep 2011 07:58:01 +1300

> To summarize, your opinion seems to be to not enable the
> optimization by default, correct?

Yes, and I don't think we ever could do so.

BTW, another common paradigm is using the "always clear" bits of a
pointer to encode state bits.

Follow-Ups:
- Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.
  - From: Jeff Law
- Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.
  - From: Jakub Jelinek

References:
- Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.
  - From: Maxim Kuvyrkov
- Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.
  - From: David Miller
- Re: [PATCH, PR43814] Assume function arguments of pointer type are aligned.
  - From: Maxim Kuvyrkov

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