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Re: [PATCH 80345]Backport pr68021 fix to GCC 5
- From: Richard Biener <richard dot guenther at gmail dot com>
- To: Bin Cheng <Bin dot Cheng at arm dot com>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, nd <nd at arm dot com>
- Date: Mon, 10 Apr 2017 17:39:12 +0200
- Subject: Re: [PATCH 80345]Backport pr68021 fix to GCC 5
- Authentication-results: sourceware.org; auth=none
- References: <VI1PR0802MB21762F734083C6E3DCC581C1E7010@VI1PR0802MB2176.eurprd08.prod.outlook.com>
On Mon, Apr 10, 2017 at 4:30 PM, Bin Cheng <Bin.Cheng@arm.com> wrote:
> Hi,
> This patch fixes PR80345. It is backport of PR68021 to GCC 5 branch with one assert statement removed. It also includes test case provided in the PR.
>
> Bootstrap and test on x86_64. Is it OK?
Ok.
Thanks,
Richard.
> Thanks,
> bin
> 2017-04-07 Bin Cheng <bin.cheng@arm.com>
>
> Backport from mainline
> 2016-02-10 Bin Cheng <bin.cheng@arm.com>
>
> PR tree-optimization/68021
> * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
> when computing the value of biv cand by itself.
>
> gcc/testsuite/ChangeLog
> 2017-04-07 Bin Cheng <bin.cheng@arm.com>
>
> PR tree-optimization/80345
> * gcc.c-torture/compile/pr80345.c
>
> Backport from mainline
> 2016-02-10 Bin Cheng <bin.cheng@arm.com>
>
> PR tree-optimization/68021
> * gcc.dg/tree-ssa/pr68021.c: New test.