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Date: Mon, 25 Jan 2016 16:03:00 -0000
Message-ID: <CAOyqgcW4tkThVd=MQBWKC_7i=Y2PH4gv3JC1eP8-o=hqa3Aw-g@mail.gmail.com>
Subject: Re: Patch RFA: Add option -fcollectible-pointers, use it in ivopts
From: Ian Lance Taylor <iant@golang.org>
To: Bernd Schmidt <bschmidt@redhat.com>
Cc: Richard Biener <richard.guenther@gmail.com>, gcc-patches <gcc-patches@gcc.gnu.org>
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X-SW-Source: 2016-01/txt/msg01895.txt.bz2

On Mon, Jan 25, 2016 at 3:39 AM, Bernd Schmidt <bschmidt@redhat.com> wrote:
> On 01/23/2016 12:52 AM, Ian Lance Taylor wrote:
>
>> 2016-01-22  Ian Lance Taylor  <iant@google.com>
>>
>> * common.opt (fkeep-gc-roots-live): New option.
>> * tree-ssa-loop-ivopts.c (add_candidate_1): If
>> -fkeep-gc-roots-live, skip pointers.
>> (add_iv_candidate_for_biv): Handle add_candidate_1 returning
>> NULL.
>> * doc/invoke.texi (Optimize Options): Document
>> -fkeep-gc-roots-live.
>>
>> gcc/testsuite/ChangeLog:
>>
>> 2016-01-22  Ian Lance Taylor  <iant@google.com>
>>
>> * gcc.dg/tree-ssa/ivopt_5.c: New test.
>
>
> Patch not attached?

The patch is there in the mailing list.  See the attachment on
https://gcc.gnu.org/ml/gcc-patches/2016-01/msg01781.html .

Ian