From: Daniel Jacobowitz <drow@mvista.com>
To: gdb-patches@sources.redhat.com
Subject: Re: [RFA] mips-tdep.c: Fix inferior function call breakage
Date: Thu, 23 Jan 2003 22:42:00 -0000 [thread overview]
Message-ID: <20030123224247.GA22659@nevyn.them.org> (raw)
In-Reply-To: <3E3057F0.5000906@redhat.com>
On Thu, Jan 23, 2003 at 04:00:32PM -0500, Andrew Cagney wrote:
> >Without the following patch in place, I've found that inferior function
> >calls are badly broken for the mips linux targets that I've been testing.
> >(The warning in heuristic_proc_start() is tripped and things degrade
> >quickly
> >from there...)
> >
> >Okay?
> >
> > * mips-tdep.c (find_proc_desc): Return early if in a dummy frame.
>
> Hmm, explicit tests for PC in call-dummy set of alarm bells.
>
> Kevin, can you post a backtrace showing how the program came to be
> there? Two alternative possabilities (in addition to this patch) are:
>
> - the code should not have been called (and the dummy-frame flow should
> have gone elsewhere)
>
> - the code needs to be made per-frame
How is via INIT_EXTRA_FRAME_INFO, already a legacy mechanism.
Presumably someone could convert MIPS; although if no one's going to do
that, we might want Kevin's change in the interim.
--
Daniel Jacobowitz
MontaVista Software Debian GNU/Linux Developer
next prev parent reply other threads:[~2003-01-23 22:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-01-23 7:26 Kevin Buettner
2003-01-23 17:00 ` Daniel Jacobowitz
2003-01-23 21:00 ` Andrew Cagney
2003-01-23 22:42 ` Daniel Jacobowitz [this message]
2003-01-24 3:55 ` Kevin Buettner
2003-01-27 19:21 ` Andrew Cagney
2003-01-27 19:57 ` Kevin Buettner
2003-01-27 22:59 ` Andrew Cagney
2003-01-27 23:57 ` Kevin Buettner
2003-01-28 13:14 ` Andrew Cagney
2003-01-28 16:32 ` Kevin Buettner
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