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Re: [Bug optimization/15262] [tree-ssa] Alias analyzer cannothandle addressable fields
- From: Diego Novillo <dnovillo at redhat dot com>
- To: "gcc-bugzilla at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- Cc: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 03 May 2004 10:50:32 -0400
- Subject: Re: [Bug optimization/15262] [tree-ssa] Alias analyzer cannothandle addressable fields
- Organization: Red Hat Canada
- References: <20040503142200.15262.dnovillo@gcc.gnu.org> <20040503144711.20933.qmail@sources.redhat.com>
On Mon, 2004-05-03 at 10:47, pinskia at gcc dot gnu dot org wrote:
> ------- Additional Comments From pinskia at gcc dot gnu dot org 2004-05-03 14:47 -------
> Confirmed, actually I think the front-end should not lower &a->b into just (typeof(&a-
> >b))((char*)(a)+offsetof(typeof(*a),b)), in fact once I disable the lowering in the front-end it works just
> fine. I will submit a patch after the tree-ssa gets merged into the mainline for this and offsetof working
> with this lowering disabled.
>
I thought jason had already removed this limitation? How is &PTR->FIELD
represented with your patch?
Diego.