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Re: df_insn_refs_record's handling of global_regs
On Fri, Oct 19, 2007 at 05:42:58PM -0700, Seongbae Park (ëìë, ææå) wrote:
> On 10/19/07, David Miller <email@example.com> wrote:
> > From: "Seongbae Park (ëìë, ææå)" <firstname.lastname@example.org>
> > Date: Fri, 19 Oct 2007 17:25:14 -0700
> > > If you're not in a hurry, can you wait
> > > till I run the regtest against 4.2 on x86-64 ?
> > > I've already discussed the patch with Kenny
> > > and we agreed that this is the right approach,
> > > but I'd like to see the clean regtest on x86 for both 4.2 and 4.3
> > > before I approve.
> > > Thanks,
> > I am in no rush, please let me know if you want some help
> > tracking down the failure you are seeing.
> > Since you say it is a libgomp failure... I wonder if some of
> > the atomic primitives need some side effect markings which
> > are missing and thus exposed by not clobbering global regs
> > at call sites any more.
> It looks like it's just a flaky test - it randomly fails on my test machine
> with or without the patch (for interested, it's omp_parse3.f90 with -O0).