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Re: [RFC][IPA-VRP] Check for POINTER_TYPE_P before accessing SSA_NAME_PTR_INFO in tree-inline
- From: Andrew Pinski <pinskia at gmail dot com>
- To: kugan <kugan dot vivekanandarajah at linaro dot org>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, Richard Biener <richard dot guenther at gmail dot com>, Jan Hubicka <hubicka at ucw dot cz>, Martin Jambor <mjambor at suse dot cz>
- Date: Thu, 14 Jul 2016 21:47:03 -0700
- Subject: Re: [RFC][IPA-VRP] Check for POINTER_TYPE_P before accessing SSA_NAME_PTR_INFO in tree-inline
- Authentication-results: sourceware.org; auth=none
- References: <57886949.8010300@linaro.org> <578869F9.5040606@linaro.org>
On Thu, Jul 14, 2016 at 9:43 PM, kugan
<kugan.vivekanandarajah@linaro.org> wrote:
>
> Hi,
>
>
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> This patch adds check for POINTER_TYPE_P before accessing SSA_NAME_PTR_INFO
> in remap_ssa_name in gcc/tree-inline.c. This is not related to IPA_VRP but
> was exposed by that.
SSA_NAME_PTR_INFO should be NULL for non POINTER_TYPE ssa names? Why
is it not null in your case?
In both cases there is a check for SSA_NAME_PTR_INFO being NULL before using it.
Thanks,
Andrew
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> Thanks,
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> Kugan
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> gcc/ChangeLog:
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> 2016-07-14 Kugan Vivekanandarajah <kuganv@linaro.org>
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> * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
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> accessing SSA_NAME_PTR_INFO.
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