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Re: Add -Wdisabled-optimization to loop prefetching pass (PR, tree-optimization/79803).
- From: Richard Biener <richard dot guenther at gmail dot com>
- To: Martin Liška <mliska at suse dot cz>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Fri, 3 Mar 2017 11:57:57 +0100
- Subject: Re: Add -Wdisabled-optimization to loop prefetching pass (PR, tree-optimization/79803).
- Authentication-results: sourceware.org; auth=none
- References: <1353c891-50d9-5965-f989-da8724fae246@suse.cz> <CAFiYyc1f4=PQ4PgVdQBzDQSmoZAfm-oqC-fYm+3RJRHo7bvbsw@mail.gmail.com>
On Fri, Mar 3, 2017 at 11:57 AM, Richard Biener
<richard.guenther@gmail.com> wrote:
> On Thu, Mar 2, 2017 at 6:48 PM, Martin Liška <mliska@suse.cz> wrote:
>> Hello.
>>
>> I've just followed Richi's advises in the PR.
>>
>> Patch can bootstrap on ppc64le-redhat-linux and survives regression tests.
>>
>> Ready to be installed?
>
> I think the check tests for power-of two, not even. Also you should mention
> this is a --param, otherwise people might think their CPU is broken ;)
>
> Ok otherwise.
Oh, and maybe only warn once, not for each function...
>
> Thanks,
> Richard.
>
>> Martin