From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: rms@gnu.org
Cc: emacs-pretest-bug@gnu.org, Eli Zaretskii <eliz@gnu.org>,
Simon.Marshall@misys.com, cyd@stupidchicken.com
Subject: Re: [22.1.90]: Point before start of properties
Date: Thu, 21 Feb 2008 11:02:25 -0500 [thread overview]
Message-ID: <jwvwsoy5mgn.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <E1JS7Xe-0002cl-T5@fencepost.gnu.org> (Richard Stallman's message of "Thu, 21 Feb 2008 04:16:34 -0500")
> So 20 years after GCC was a pioneer of the idea that it should be
> possible to debug optimized code, we are back at printf debugging
> because GCC developers no longer think it's important enough.
> I am the one who made it possible to debug optimized code.
> And I did it in a very simple way: I deleted the statement that
> turned off -g when -O was enabled.
> It's one thing to let people try to debug optimized code,
> and quite another to go to great lengths to make it easier.
> GCC has never done that.
Debugging optimized code is an open research problem, fundamentally
very difficult. Basically, it's an unsolvable problem,
i.e. a wrong question.
Stefan
next prev parent reply other threads:[~2008-02-21 16:02 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-08 16:35 [22.1.90]: Point before start of properties Marshall, Simon
2008-02-10 3:26 ` Stefan Monnier
2008-02-10 15:22 ` Chong Yidong
2008-02-12 17:52 ` Marshall, Simon
2008-02-12 18:32 ` Stefan Monnier
2008-02-13 10:13 ` Marshall, Simon
2008-02-18 19:52 ` Stefan Monnier
2008-02-19 10:37 ` Marshall, Simon
2008-02-19 16:00 ` Stefan Monnier
2008-02-19 17:23 ` Marshall, Simon
2008-02-19 17:31 ` David Kastrup
2008-02-20 9:44 ` Marshall, Simon
2008-02-19 21:59 ` Stefan Monnier
2008-02-20 11:31 ` Marshall, Simon
2008-02-20 17:17 ` Stefan Monnier
2008-02-20 19:40 ` Eli Zaretskii
2008-02-21 9:16 ` Richard Stallman
2008-02-21 16:02 ` Stefan Monnier [this message]
2008-02-22 3:16 ` Stephen J. Turnbull
2008-02-22 15:18 ` [OT] Deugging optimized code (was: [22.1.90]: Point before start of properties) Stefan Monnier
2008-02-22 15:41 ` Andreas Schwab
2008-02-22 22:20 ` Stephen J. Turnbull
2008-02-22 16:31 ` [22.1.90]: Point before start of properties Eli Zaretskii
2008-02-22 16:27 ` Eli Zaretskii
2008-02-22 22:09 ` Miles Bader
2008-02-23 19:29 ` Richard Stallman
2008-02-23 21:18 ` Eli Zaretskii
2008-02-24 15:22 ` Richard Stallman
2008-02-24 19:59 ` Eli Zaretskii
2008-02-25 10:57 ` Richard Stallman
2008-02-25 15:55 ` Stefan Monnier
2008-02-24 20:36 ` Tom Tromey
2008-02-25 10:57 ` Richard Stallman
2008-02-21 22:27 ` Richard Stallman
[not found] ` <6EE216E1AA959543A555C60FF34FB76702B2DB02@maileube01.misys.global.ad>
2008-02-19 14:45 ` Marshall, Simon
2008-02-19 23:09 ` Richard Stallman
2008-02-10 18:42 ` Richard Stallman
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