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From: Richard Biener <richard.guenther@gmail.com>
To: "Kewen.Lin" <linkw@linux.ibm.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>,
	"H.J. Lu" <hjl.tools@gmail.com>,
	 Bill Schmidt <wschmidt@linux.ibm.com>,
	Segher Boessenkool <segher@kernel.crashing.org>
Subject: Re: [PATCH] Fix PR94443 with gsi_insert_seq_before
Date: Fri, 3 Apr 2020 09:01:58 +0200	[thread overview]
Message-ID: <CAFiYyc3Faeo+zQ-XNVUw-NyU1PWLxfQSpJcWxUSPpJMsgtFyMw@mail.gmail.com> (raw)
In-Reply-To: <e6227dc6-439c-d232-2897-1ece5dc05a6f@linux.ibm.com>

On Thu, Apr 2, 2020 at 12:43 PM Kewen.Lin <linkw@linux.ibm.com> wrote:
>
> on 2020/4/2 上午6:51, H.J. Lu wrote:
> >
> > This caused:
> >
> > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94449
> >
>
> Thanks for reporting this.  The attached patch is to fix the stupid
> mistake by using gsi_insert_seq_before instead of gsi_insert_before.
>
> BTW, the regression testing on one x86_64 machine from CFarm is
> unable to reveal it (I guess due to native arch sandybridge?), so I
> specified additional option -march=znver2 and verified the coverage.
>
> Bootstrapped/regtested on powerpc64le-linux-gnu (P9) and
> x86_64-pc-linux-gnu, also verified the fail cases in related PRs.

OK.

Richard.

>
> BR,
> Kewen
> -----------
> gcc/ChangeLog
>
> 2020-04-02  Kewen Lin  <linkw@gcc.gnu.org>
>
>         PR tree-optimization/94443
>         * tree-vect-loop.c (vectorizable_live_operation): Use
>         gsi_insert_seq_before to replace gsi_insert_before.
>
> gcc/testsuite/ChangeLog
>
> 2020-04-02  Kewen Lin  <linkw@gcc.gnu.org>
>
>         PR tree-optimization/94443
>         * gcc.dg/vect/pr94443.c: New test.
>

      parent reply	other threads:[~2020-04-03  7:02 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-30 10:24 [PATCH] Fix PR94043 by making vect_live_op generate lc-phi Kewen.Lin
2020-03-30 10:38 ` Richard Biener
2020-04-01 22:51   ` H.J. Lu
2020-04-02 10:43     ` [PATCH] Fix PR94443 with gsi_insert_seq_before Kewen.Lin
2020-04-02 18:55       ` H.J. Lu
2020-04-03  7:01       ` Richard Biener [this message]

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