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From: Kurt Roeckx <kurt@roeckx.be>
To: elfutils-devel@lists.fedorahosted.org
Subject: Re: dwfl_thread_getframes: no matching address range
Date: Sun, 27 Dec 2015 22:34:19 +0100
Message-ID: <20151227213418.GA31464@roeckx.be>
In-Reply-To: 20151227203819.GD2790@blokker.redhat.com

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On Sun, Dec 27, 2015 at 09:38:19PM +0100, Mark Wielaard wrote:
> (Replied from my other email address, since it seems the list
>  isn't accepting my home email address for some reason.)
> =

> On Sun, Dec 27, 2015 at 07:29:03PM +0100, Kurt Roeckx wrote:
> > So it seems that something on the system changed causing the
> > breakage.
> =

> Found it. It is two things.
> =

> 1) For some architectures (the ones that fail) debian glibc seems to
>    have not been compiled with -fasynchronous-unwind-tables. This really
>    should be the default on all arches since otherwise various programs
>    will be unable to unwind/backtrace through all libraries. I believe
>    there was already a bug filed against gcc for this, but I cannot find
>    it now.

I already filed 2 bugs for this:
https://bugs.debian.org/746426 (gcc, you replied to it)
https://bugs.debian.org/746516 (glibc)


Kurt

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