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[ID 20010830.003] Strange regexp behaviour (think not propercleaning of internal bufeers)
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From:
Maks N. Polunin
Date:
August 30, 2001 22:04
Subject:
[ID 20010830.003] Strange regexp behaviour (think not propercleaning of internal bufeers)
Message ID:
E15cgTt-000431-00@technoart.ru
This is a bug report for perl from maks@technoart.ru,
generated with the help of perlbug 1.33 running under perl v5.6.1.
-----------------------------------------------------------------
#!/usr/bin/perl -w
use Carp;
use strict;
my $w = "";
$w =~ s//Test1/;
print "$w\n";
my $t = "a";
####### TRY TO UNCOMMENT FOLLOWING LINE TO SEE WHAT WILL HAPPEN!!!
#$t =~ /a/;
my $z = "";
$z =~ s//Test2/;
print "$z\n";
-----------------------------------------------------------------
---
Flags:
category=core
severity=low
---
Site configuration information for perl v5.6.1:
Configured by bod at Fri Jun 22 18:58:01 EST 2001.
Summary of my perl5 (revision 5.0 version 6 subversion 1) configuration:
Platform:
osname=linux, osvers=2.4.5-ac9, archname=i386-linux
uname='linux duende 2.4.5-ac9 #1 thu jun 21 00:52:39 est 2001 i686 unknown '
config_args='-Dccflags=-DDEBIAN -Dcccdlflags=-fPIC -Darchname=i386-linux -Dprefix=/usr -Dprivlib=/usr/share/perl/5.6.1 -Darchlib=/usr/lib/perl/5.6.1 -Dvendorprefix=/usr -Dvendorlib=/usr/share/perl5 -Dvendorarch=/usr/lib/perl5 -Dsiteprefix=/usr/local -Dsitelib=/usr/local/share/perl/5.6.1 -Dsitearch=/usr/local/lib/perl/5.6.1 -Dman1dir=/usr/share/man/man1 -Dman3dir=/usr/share/man/man3 -Dman1ext=1 -Dman3ext=3perl -Dpager=/usr/bin/sensible-pager -Uafs -Ud_csh -Uusesfio -Dotherlibdirs=/usr/lib/perl5/5.6:/usr/lib/perl5/5.005 -Duseshrplib -Dlibperl=libperl.so.5.6.1 -Dd_dosuid -des'
hint=recommended, useposix=true, d_sigaction=define
usethreads=undef use5005threads=undef useithreads=undef usemultiplicity=undef
useperlio=undef d_sfio=undef uselargefiles=define usesocks=undef
use64bitint=undef use64bitall=undef uselongdouble=undef
Compiler:
cc='cc', ccflags ='-DDEBIAN -fno-strict-aliasing -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64',
optimize='-O2',
cppflags='-DDEBIAN -fno-strict-aliasing -I/usr/local/include'
ccversion='', gccversion='2.95.4 20010604 (Debian prerelease)', gccosandvers=''
intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=1234
d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=12
ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='off_t', lseeksize=8
alignbytes=4, usemymalloc=n, prototype=define
Linker and Libraries:
ld='cc', ldflags =' -L/usr/local/lib'
libpth=/usr/local/lib /lib /usr/lib
libs=-lgdbm -ldbm -ldb -ldl -lm -lc -lcrypt
perllibs=-ldl -lm -lc -lcrypt
libc=/lib/libc-2.2.3.so, so=so, useshrplib=true, libperl=libperl.so.5.6.1
Dynamic Linking:
dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='-rdynamic'
cccdlflags='-fPIC', lddlflags='-shared -L/usr/local/lib'
Locally applied patches:
---
@INC for perl v5.6.1:
/usr/local/lib/perl/5.6.1
/usr/local/share/perl/5.6.1
/usr/lib/perl5
/usr/share/perl5
/usr/lib/perl/5.6.1
/usr/share/perl/5.6.1
/usr/local/lib/site_perl/i386-linux
/usr/local/lib/site_perl
/usr/local/lib/perl/5.6.0
/usr/local/share/perl/5.6.0
/usr/lib/perl5/5.6/i386-linux
/usr/lib/perl5/5.6
/usr/lib/perl5/5.005
.
---
Environment for perl v5.6.1:
HOME=/home/maks
LANG=C
LANGUAGE (unset)
LD_LIBRARY_PATH=/usr/lib:/usr/local/jdk_1.1.7/lib
LOGDIR (unset)
PATH=/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/games:/usr/local/jdk_1.1.7/bin:/usr/sbin:/sbin
PERL_BADLANG (unset)
SHELL=/bin/bash
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[ID 20010830.003] Strange regexp behaviour (think not propercleaning of internal bufeers)
by Maks N. Polunin