From: Nathan Sidwell <nathan@acm.org>
To: Florian Weimer <fweimer@redhat.com>, GCC <gcc@gcc.gnu.org>,
GNU C Library <libc-alpha@sourceware.org>,
Binutils <binutils@sourceware.org>,
gnu-gabi@sourceware.org
Subject: Re: Invalid program counters and unwinding
Date: Mon, 01 Jan 2018 00:00:00 -0000 [thread overview]
Message-ID: <7ada5491-f3f4-e048-dfec-6e51cd937163@acm.org> (raw)
In-Reply-To: <ae764484-5bd4-5e40-ed50-81209eb54360@redhat.com>
On 06/26/2018 05:26 AM, Florian Weimer wrote:
> So it looks to me that the caller of _Unwind_Find_FDE needs to ensure
> that the PC is a valid element of the call stack. Is this a correct
> assumption?
I thought this was an (implicit?) requirement. You're unwinding a stack
to deliver an exception up it. Are there use cases where that is not
the case?
nathan
--
Nathan Sidwell
next prev parent reply other threads:[~2018-06-26 10:56 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-01 0:00 Florian Weimer
2018-01-01 0:00 ` Nathan Sidwell [this message]
2018-01-01 0:00 ` Florian Weimer
2018-01-01 0:00 ` Jakub Jelinek
2018-01-01 0:00 ` Florian Weimer
2018-01-01 0:00 ` Nathan Sidwell
2018-01-01 0:00 ` Florian Weimer
2018-01-01 0:00 ` Nathan Sidwell
2018-01-01 0:00 ` Florian Weimer
2018-01-01 0:00 ` Nathan Sidwell
2018-01-01 0:00 ` Jakub Jelinek
2018-01-01 0:00 ` Jeff Law
2018-01-01 0:00 ` Florian Weimer
2018-01-01 0:00 ` Jeff Law
2018-01-01 0:00 ` Michael Matz
2018-01-01 0:00 ` Jakub Jelinek
2018-01-01 0:00 ` Michael Matz
2018-01-01 0:00 ` Florian Weimer
2018-01-01 0:00 ` Florian Weimer
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