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Date: Tue, 16 Nov 2010 17:50:00 -0000
From: Michael Snyder <msnyder@vmware.com>
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To: Tom Tromey <tromey@redhat.com>
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Subject: Re: Hangs in GDB auto-complete
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Tom Tromey wrote:
>>>>>> "Kristoffer" == Kristoffer Sjöö <krsj@nada.kth.se> writes:
> 
> Kristoffer> After I upgraded my Ubuntu system to Lucid Lynx (10.04)
> 
> What version of gdb?
> 
> Kristoffer> It's very irritating, especially when I end up having to
> Kristoffer> kill GDB.
> 
> You should be able to C-c out of any completion.
> If you can't, then that is a gdb bug.
> 
> Kristoffer> I've no notion of the inner workings of GDB and no idea what
> Kristoffer> this is all due to, but perhaps someone here has some clue?
> 
> We need more details, ideally enough to try to reproduce the problem.
> It could be any number of things, depending on the details of what you
> are doing.

I think I've seen something like this -- on large symbol files with many 
symbols, gdb gets into a tight loop in completion that doesn't seem to 
respond to ^C.  Just speaking from memory ...