B::Debug

Section: Perl Programmers Reference Guide (3perl)
Updated: 2019-04-20
Page Index

NAME

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

SYNOPSIS

        perl -MO=Debug foo.pl
        perl -MO=Debug,-exec foo.pl

DESCRIPTION

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

OPTIONS

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

AUTHOR

Malcolm Beattie, "retired" Reini Urban "rurban@cpan.org"

LICENSE

        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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.