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From: Mark Wielaard <mark@klomp.org>
To: Jim Wilson <jimw@sifive.com>
Cc: GNU C Library <libc-alpha@sourceware.org>
Subject: Re: [PATCH] RISC-V: Fix elfutils testsuite unwind failures.
Date: Tue, 22 Jan 2019 14:28:45 +0100	[thread overview]
Message-ID: <5c03692dd8c9b1f230487a2a5b75ce5024a7d54c.camel@klomp.org> (raw)
In-Reply-To: <CAFyWVaY=EcAMpW8Qn+-i9iqFtuaa0jrFGoFABwSYxKSJFnp0EQ@mail.gmail.com>

On Sun, 2019-01-20 at 21:55 -0800, Jim Wilson wrote:
> Or maybe my glibc is configured slightly differently than the
> system glibc and that is effecting the result.

The distro might build with -fasynchronous-unwind-tables which would
make sure that only the CFI unwinder is used, while without it, it
might be that there is a frame that might have to be handled by the
fallback unwinder.

> I do think the __thead_start change and the new testcase are correct.
> Other ports have similar changes to __thread_start, and verifying
> that unwind to top of stack in a thread works is a good test to do.

Agreed,

Mark

  reply	other threads:[~2019-01-22 13:28 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-13 23:48 [PATCH] RISC-V: Fix elfutils testsuite unwind failures Jim Wilson
2019-01-14 13:38 ` Florian Weimer
2019-01-14 17:29   ` Jim Wilson
2019-01-17 17:05 ` Mark Wielaard
2019-01-21  5:55   ` Jim Wilson
2019-01-22 13:28     ` Mark Wielaard [this message]
2019-01-23  6:58       ` Jim Wilson
2019-01-24  2:51 ` Palmer Dabbelt
2019-01-28 21:18   ` Jim Wilson
2019-01-28 22:44     ` DJ Delorie
2019-01-28 23:10       ` Jim Wilson
2019-02-04 22:37 ` DJ Delorie
2019-02-04 23:01   ` Jim Wilson
2019-02-04 23:33     ` DJ Delorie
2019-02-04 23:46       ` Joseph Myers
2019-02-04 23:57         ` DJ Delorie
2019-02-05  0:01           ` Joseph Myers
2019-02-12 20:08 ` ping^2 " Jim Wilson
2019-02-13 12:03 ` Andreas Schwab
2019-02-13 16:33 ` Andreas Schwab
2019-02-13 22:25   ` Palmer Dabbelt
2019-02-18  9:56     ` Andreas Schwab

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