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From: Daniel Jacobowitz <drow@false.org>
To: Nick Roberts <nickrob@snap.net.nz>
Cc: Ross Morley <ross@tensilica.com>,
		Maxim Grigoriev <maxim@tensilica.com>,
	gdb@sourceware.org, 	Marc Gauthier <marc@tensilica.com>,
		Pete MacLiesh <pmac@tensilica.com>
Subject: Re: Understanding GDB frames
Date: Tue, 22 May 2007 02:31:00 -0000	[thread overview]
Message-ID: <20070522023125.GB19198@caradoc.them.org> (raw)
In-Reply-To: <18002.20463.147887.664973@kahikatea.snap.net.nz>

On Tue, May 22, 2007 at 02:05:35PM +1200, Nick Roberts wrote:
> As watchpoints?  I  don't think so.  A closer analogy to variable objects
> is the "display" command.  There, GDB allows expressions to come back into
> scope.

I don't think that allowing varobjs to come back into scope this way
is really useful.

There's a different sort of scope that does make sense - a varobj
might come in and out of lexical scope while its frame is live, due to
optimization.  But once the frame has gone we should recreate the
varobjs, or else we should associate them with the function instead of
the frame.

-- 
Daniel Jacobowitz
CodeSourcery


  reply	other threads:[~2007-05-22  2:31 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-21 22:24 Maxim Grigoriev
2007-05-21 23:28 ` Ross Morley
2007-05-22  2:05   ` Nick Roberts
2007-05-22  2:31     ` Daniel Jacobowitz [this message]
2007-05-22  2:51       ` Nick Roberts
2007-05-22 10:58         ` Daniel Jacobowitz
2007-05-22  8:40       ` Ross Morley
2007-05-22 16:10         ` Marc Gauthier
2007-05-22 16:36           ` Daniel Jacobowitz
2007-05-22 18:14             ` Vladimir Prus
2007-05-22 18:33             ` Jim Ingham
2007-05-22 18:36               ` Daniel Jacobowitz
2007-05-23 21:45                 ` Jim Blandy
2007-05-22 17:20           ` Ross Morley
2007-05-22 20:24           ` Nick Roberts
2007-05-22 21:12             ` Maxim Grigoriev
2007-05-22  1:40 ` Joel Brobecker
2007-05-22  2:29 ` Daniel Jacobowitz
2007-05-22 18:37 ` Jim Blandy
2007-05-22 19:17   ` Maxim Grigoriev
2007-05-22 20:25     ` Nick Roberts
2007-05-22 20:33       ` Ross Morley
2007-05-22 20:45       ` Maxim Grigoriev
2007-05-22 21:26         ` Nick Roberts
2007-05-23  7:00           ` Eli Zaretskii
2007-05-23 10:48             ` Daniel Jacobowitz
2007-05-23 12:44               ` Eli Zaretskii
2007-05-22 23:56     ` Jim Blandy
2007-05-23  1:01       ` Maxim Grigoriev
2007-05-23  2:24         ` Daniel Jacobowitz
2007-05-23 16:37           ` Maxim Grigoriev
2007-05-23  0:05     ` Jim Blandy
2007-05-23  0:17       ` Daniel Jacobowitz
2007-05-23  0:17       ` Ross Morley
2007-05-23  0:32         ` Jim Blandy
2007-05-23  2:24           ` Ross Morley
2007-05-23 21:52             ` Jim Blandy
2007-05-24  0:05               ` Ross Morley
2007-05-24  1:24                 ` Ross Morley
2007-05-24 21:56                   ` Jim Blandy

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