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Re: [PATCH] Fix ICE in predicate_mem_writes (PR tree-optimization/70725)
- From: "Bin.Cheng" <amker dot cheng at gmail dot com>
- To: Marek Polacek <polacek at redhat dot com>
- Cc: "H.J. Lu" <hjl dot tools at gmail dot com>, Richard Biener <richard dot guenther at gmail dot com>, Jakub Jelinek <jakub at redhat dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Thu, 21 Apr 2016 16:19:12 +0100
- Subject: Re: [PATCH] Fix ICE in predicate_mem_writes (PR tree-optimization/70725)
- Authentication-results: sourceware.org; auth=none
- References: <20160419183549 dot GN28445 at redhat dot com> <CAFiYyc0rjGa2nR6M7kYyL0e_JUbM8w6HAGSRpHrW1i8H=8T_kw at mail dot gmail dot com> <20160420103711 dot GE2850 at laptop dot zalov dot cz> <CAFiYyc1c--yN2ijYaku0hwCjjjKbBLX60t9COKiu0x8gJjzrHQ at mail dot gmail dot com> <20160420111920 dot GR28445 at redhat dot com> <CAMe9rOogXBhb9rqcXtzginOroFKTuguAPCM0BykpxGmTtrv-Fg at mail dot gmail dot com> <20160421151319 dot GT28445 at redhat dot com>
On Thu, Apr 21, 2016 at 4:13 PM, Marek Polacek <polacek@redhat.com> wrote:
> On Wed, Apr 20, 2016 at 11:57:23AM -0700, H.J. Lu wrote:
>> On Wed, Apr 20, 2016 at 4:19 AM, Marek Polacek <polacek@redhat.com> wrote:
>> It leads to ICE on 32-bit x86 host:
>>
>> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70725#c8
>
> I can't reproduce with gcc-6:
> $ xgcc-6 -O3 -march=skylake-avx512 -c pr70725.c
> nor with trunk with richi's fix:
> $ xgcc -O3 -march=skylake-avx512 -c pr70725.c
Hi Marek,
It's my patches' fault, which are only applied on GCC7. Also Richard
has quickly fixed the ICE on GCC7.
Sorry for the trouble.
Thanks,
bin
>
> Marek