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[Bug middle-end/14187] [tree-ssa] C restricted pointers are not properly implemented
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 12 Jan 2010 09:54:53 -0000
- Subject: [Bug middle-end/14187] [tree-ssa] C restricted pointers are not properly implemented
- References: <bug-14187-1008@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #19 from rguenther at suse dot de 2010-01-12 09:54 -------
Subject: Re: [tree-ssa] C restricted pointers are not
properly implemented
On Mon, 11 Jan 2010, manu at gcc dot gnu dot org wrote:
> ------- Comment #18 from manu at gcc dot gnu dot org 2010-01-11 19:23 -------
> (In reply to comment #17)
> > Fixed.
> >
>
> Richard, since this is a new feature of GCC 4.5, shouldn't we mention it in the
> GCC 4.5 changes.html?
>
> Even something short would be welcome by users, such as:
>
> "Better optimizations when using the <a
> href="http://gcc.gnu.org/onlinedocs/gcc/Restricted-Pointers.html";>restrict
> keyword</a>".
It's not universally better tho due to limitations on the RTL export
side. I'll think of sth.
Richard.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14187