> -----Original Message-----
> From: Richard Biener <richard.guent...@gmail.com>
> Sent: Thursday, July 20, 2023 9:28 PM
> To: Maciej W. Rozycki <ma...@embecosm.com>
> Cc: haochen.jiang <haoch...@ecsmtp.sh.intel.com>; gcc-
> regress...@gcc.gnu.org; gcc-patches@gcc.gnu.org; Jiang, Haochen
> <haochen.ji...@intel.com>
> Subject: Re: [r14-2639 Regression] FAIL: gcc.dg/vect/bb-slp-pr95839-v8.c
> scan-tree-dump slp2 "optimized: basic block" on Linux/x86_64
>
> On Thu, Jul 20, 2023 at 3:13 PM Maciej W. Rozycki <ma...@embecosm.com>
> wrote:
> >
> > On Thu, 20 Jul 2023, Richard Biener wrote:
> >
> > > > c1e420549f2305efb70ed37e693d380724eb7540 is the first bad commit
> > > > commit c1e420549f2305efb70ed37e693d380724eb7540
> > > > Author: Maciej W. Rozycki <ma...@embecosm.com>
> > > > Date: Wed Jul 19 11:59:29 2023 +0100
> > > >
> > > > testsuite: Add 64-bit vector variant for bb-slp-pr95839.c
> > >
> > > I think the issue is we disable V2SF on ia32 because of the conflict
> > > with MMX which we don't want to use.
> >
> > I'm not sure if I have a way to test with such a target. Would you
> > expect:
> >
> > /* { dg-require-effective-target vect64 } */
> >
> > to cover it? If so, then I'll put it back as in the original version
> > and post for Haochen to verify.
I suppose just commit to trunk and it should be ok since it is only -m32 issue.
Thx,
Haochen
>
> Yeah, that should work here.
>
> Richard.
>
> > Maciej
