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From: "davidm at hpl dot hp dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/18743] crtbegin/crtend lacking unwind-info
Date: Tue, 30 Nov 2004 20:03:00 -0000 [thread overview]
Message-ID: <20041130200331.1255.qmail@sourceware.org> (raw)
In-Reply-To: <20041130193704.18743.davidm@hpl.hp.com>
------- Additional Comments From davidm at hpl dot hp dot com 2004-11-30 20:03 -------
(In reply to comment #1)
> when gcc builds crtbegin/crtend, we do pass -fno-exceptions but in the
backend, we set
> flag_asynchronous_unwind_tables to 1 if we have not set it yet but we don't touch
> flag_asynchronous_unwind_tables otherwise.
Note that _init and _fini are special because they're constructed by the linker.
That is, the length of these functions are unknown to the assembler and hence
it's not possible to generate correct unwind-info. It's probably better to
switch to .init_array/.fini_array.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18743
next prev parent reply other threads:[~2004-11-30 20:03 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-30 19:37 [Bug target/18743] New: " davidm at hpl dot hp dot com
2004-11-30 19:48 ` [Bug target/18743] " pinskia at gcc dot gnu dot org
2004-11-30 19:51 ` pinskia at gcc dot gnu dot org
2004-11-30 20:01 ` davidm at hpl dot hp dot com
2004-11-30 20:03 ` davidm at hpl dot hp dot com [this message]
2004-11-30 20:09 ` [Bug target/18743] _init/_ " pinskia at gcc dot gnu dot org
2004-11-30 20:24 ` davidm at hpl dot hp dot com
2004-11-30 21:15 ` [Bug target/18743] _init/_fini " schwab at suse dot de
2005-07-02 1:45 ` pinskia at gcc dot gnu dot org
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