From: "Joseph S. Myers" <jsm28@cam.ac.uk>
To: Zack Weinberg <zack@codesourcery.com>
Cc: <gcc@gcc.gnu.org>
Subject: Re: Request of new __attribute__ for switch statements (elimination of the bounds check)
Date: Wed, 16 Oct 2002 03:25:00 -0000 [thread overview]
Message-ID: <Pine.LNX.4.33.0210160920540.17632-100000@kern.srcf.societies.cam.ac.uk> (raw)
In-Reply-To: <20021016004929.GO15067@codesourcery.com>
On Tue, 15 Oct 2002, Zack Weinberg wrote:
> (If I had a nickel for every time I've wanted a "step backward"
> command in gdb...)
<http://www.uwsg.iu.edu/hypermail/linux/kernel/9901.2/0531.html>:
# I have enough information available in the proxy ptrace filter to
# implement PTRACE_SINGLESTEP_BACKWARDS. How would you like to have that
# capability in gdb? "Execute backwards until this data watchpoint
# changes." Imagine a graphical debugger with a scrollbar for time,
# where the top is "beginning of execution" and the bottom is "end of
# execution."
(AFAIK there still isn't a useful "step backwards" capability based on
this technology.)
--
Joseph S. Myers
jsm28@cam.ac.uk
next prev parent reply other threads:[~2002-10-16 8:23 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-11 13:20 Kevin Lawton
2002-10-12 4:18 ` Ralph Loader
2002-10-14 8:31 ` Richard Zidlicky
2002-10-14 10:09 ` Dale Johannesen
2002-10-14 21:11 ` Jamie Lokier
2002-10-14 22:01 ` Zack Weinberg
2002-10-15 8:12 ` Michael Matz
2002-10-15 19:15 ` Zack Weinberg
2002-10-15 19:18 ` Dale Johannesen
2002-10-16 14:07 ` Richard Henderson
2002-10-15 21:16 ` Kevin Lawton
2002-10-15 23:40 ` Tim Hollebeek
2002-10-16 3:40 ` Michael Matz
2002-10-16 13:38 ` Tim Hollebeek
2002-10-16 14:23 ` Michael Matz
2002-10-16 13:27 ` Hartmut Schirmer
2002-10-16 3:25 ` Joseph S. Myers [this message]
2002-10-16 7:57 ` Fergus Henderson
2002-10-16 11:19 ` Daniel Jacobowitz
2002-10-15 7:54 ` Michael Matz
2002-10-15 13:29 ` Jamie Lokier
2002-10-15 14:06 ` Kevin Lawton
2002-10-15 15:32 ` Jamie Lokier
2002-10-15 14:28 ` Michael Matz
2002-10-15 15:19 ` Jamie Lokier
2002-10-11 13:22 Robert Dewar
2002-10-11 15:12 ` Kevin Lawton
2002-10-12 10:43 ` Alexandre Oliva
2002-10-15 6:43 Mattias Engdegård
2002-10-15 22:40 Robert Dewar
2002-10-15 23:57 ` Zack Weinberg
2002-10-16 9:19 Robert Dewar
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