From: "Ulrich Weigand" <uweigand@de.ibm.com>
To: pedro@codesourcery.com (Pedro Alves)
Cc: gdb-patches@sourceware.org
Subject: Re: Fixes for a couple of infrun bugs (thread hop, revert to step thread).
Date: Mon, 16 Aug 2010 19:01:00 -0000 [thread overview]
Message-ID: <201008161901.o7GJ1FP5023781@d12av02.megacenter.de.ibm.com> (raw)
In-Reply-To: <201008161952.53200.pedro@codesourcery.com> from "Pedro Alves" at Aug 16, 2010 07:52:52 PM
Pedro Alves wrote:
> On Monday 16 August 2010 19:40:47, Ulrich Weigand wrote:
> > Pedro Alves wrote:
> >
> > > Replacing the "next" by a "continue" should work. I've looked over the
> > > original description of the problem this is covering, and, that
> > > would still exercise the problem (which is gdb trying to step
> > > the other (main) thread with inferior_ptid still pointing at
> > > the thread that was being "next"ed, and in the process failing
> > > to remove breakpoints from memory because inferior_ptid pointed
> > > at an inferior thread.
> >
> > But isn't the code your patch changes under an if that's only true
> > if another thread is currently being stepped or nexted? If we just
> > do "continue" here, that's no longer the case, and the code wouldn't
> > be exercised at all ...
>
> That's also exercised by the other test my original patch added,
> IIRC (gdb.thread/thread-execl.exp). There were two bugs fixed by
> that patch. The specific bug the threxit-hop-specific.exp test is
> covering is the "failing to remove breakpoints" one.
Ah, I see. Well, in that case, I'd certainly be happy with changing
the next to continue ...
Thanks,
Ulrich
--
Dr. Ulrich Weigand
GNU Toolchain for Linux on System z and Cell BE
Ulrich.Weigand@de.ibm.com
next prev parent reply other threads:[~2010-08-16 19:01 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-27 22:00 Pedro Alves
2009-05-28 11:12 ` Ulrich Weigand
2009-05-28 17:20 ` Pedro Alves
2009-06-09 19:58 ` Joel Brobecker
2009-06-10 16:20 ` Pedro Alves
2009-06-10 16:37 ` Joel Brobecker
2010-08-16 17:38 ` Ulrich Weigand
2010-08-16 18:30 ` Pedro Alves
2010-08-16 18:32 ` Pedro Alves
2010-08-16 18:41 ` Ulrich Weigand
2010-08-16 18:53 ` Pedro Alves
2010-08-16 19:01 ` Ulrich Weigand [this message]
2010-09-08 18:18 ` [commit] " Ulrich Weigand
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