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# B::Debug

Perl 5 version 12.2 documentation
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# B::Debug

- NAME
- SYNOPSIS
- DESCRIPTION
- OPTIONS
- Changes
- AUTHOR
- LICENSE

# NAME

B::Debug - Walk Perl syntax tree, printing debug info about ops

# SYNOPSIS

    	perl -MO=Debug[,OPTIONS] foo.pl

# DESCRIPTION

See ext/B/README and the newer B::Concise, B::Terse.

# OPTIONS

With option -exec, walks tree in execute order, otherwise in basic order.

# Changes

      1.12 2010-02-10 rurban	remove archlib installation cruft, and use the proper PM rule.	By Todd Rinaldo (toddr)  1.11 2008-07-14 rurban	avoid B::Flags in CORE tests not to crash on old XS in @INC  1.10 2008-06-28 rurban	require 5.006; Test::More not possible in 5.00505	our => my	  1.09 2008-06-18 rurban	minor META.yml syntax fix	5.8.0 ending nextstate test failure: be more tolerant	PREREQ_PM Test::More  1.08 2008-06-17 rurban	support 5.00558 - 5.6.2  1.07 2008-06-16 rurban	debug.t: fix strawberry perl quoting issue  1.06 2008-06-11 rurban	added B::Flags output	dual-life CPAN as B-Debug-1.06 and CORE	protect scalar(@array) if tied arrays leave out FETCHSIZE  1.05_03 2008-04-16 rurban	ithread fixes in B::AV	B-C-1.04_??  B-C-1.04_09 2008-02-24 rurban	support 5.8 (import Asmdata)  1.05_02 2008-02-21 rurban	added _printop	B-C-1.04_08 and CORE  1.05_01 2008-02-05 rurban	5.10 fix for op->seq	B-C-1.04_04

# AUTHOR

Malcolm Beattie, `mbeattie@sable.ox.ac.uk` Reini Urban `rurban@cpan.org`

# LICENSE

Copyright (c) 1996, 1997 Malcolm Beattie Copyright (c) 2008 Reini Urban

    	This program is free software; you can redistribute it and/or modify	it under the terms of either:	a) the GNU General Public License as published by the Free	Software Foundation; either version 1, or (at your option) any	later version, or	b) the "Artistic License" which comes with this kit.    This program is distributed in the hope that it will be useful,    but WITHOUT ANY WARRANTY; without even the implied warranty of    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See either    the GNU General Public License or the Artistic License for more details.    You should have received a copy of the Artistic License with this kit,    in the file named "Artistic".  If not, you can get one from the Perl    distribution. You should also have received a copy of the GNU General    Public License, in the file named "Copying". If not, you can get one    from the Perl distribution or else write to the Free Software Foundation,    Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

Page index

- NAME
- SYNOPSIS
- DESCRIPTION
- OPTIONS
- Changes
- AUTHOR
- LICENSE