#!/usr/bin/env perl
use warnings;
use strict;
use 5.012;
use XML::LibXML::Reader;
my $reader = XML::LibXML::Reader->new( location => 'http://www.heise.de/' ) or die $!;
while ( $reader->read ) {
say $reader->name;
}
在此脚本的输出结束时,我收到以下错误消息:
* 检测到 glibc * perl: munmap_chunk(): 无效指针: 0x0000000000b362e0 *** ======= 回溯: =========
/lib64/libc.so.6[0x7fb84952fc76]
...
= ====== 内存映射:========
00400000-0053d000 r-xp 00000000 08:01 182002 /usr/local/bin/perl
...
这是由于错误吗?
perl -V:
我的perl5(revision 5 version 12 subversion 0)配置总结:
平台:
osname=linux,osvers=2.6.31.12-0.2-desktop,archname=x86_64-linux uname='linux linux1 2.6.31.12-0.2-desktop #1 smp preempt 2010-03-16 21:25:39 +0100 x86_64 x86_64 x86_64 gnulinux 'config_args='-Dnoextensions=ODBM_File' 提示=推荐,useposix=true,d_sigaction=define useithreads=undef,usemultiplicity=undef useperlio=define,d_sfio=undef,uselargefiles=define,usesocks=undef use64bitint=define,use64bitall =define, uselongdouble=undef usemymalloc=n, bincompat5005=undef
编译器:
cc='cc', ccflags ='-fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64', optimize='-O2', cppflags='-fno-严格别名 -pipe -fstack-protector -I/usr/local/include'ccversion='', gccversion='4.4.1 [gcc-4_4-branch revision 150839]', gccosandvers='' intsize=4, longsize= 8, ptrsize=8, doublesize=8, byteorder=12345678 d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=16 ivtype='long', ivsize=8, nvtype='double', nvsize=8, Off_t= 'off_t',lseeksize=8 alignbytes=8,prototype=define
链接器和库:
ld='cc', ldflags =' -fstack-protector -L/usr/local/lib' libpth=/usr/local/lib /lib /usr/lib /lib64 /usr/lib64 /usr/local/lib64 libs= -lnsl -ldl -lm -lcrypt -lutil -lc perllibs=-lnsl -ldl -lm -lcrypt -lutil -lc libc=/lib/libc-2.10.1.so,so=so,useshrplib=false,libperl=libperl .a gnulibc_version='2.10.1' 动态链接:dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='-Wl,-E' cccdlflags='-fPIC', lddlflags='-shared -O2 - L/usr/local/lib -fstack-protector'
此二进制文件的特征(来自 libperl): 编译时选项:PERL_DONT_CREATE_GVSV PERL_MALLOC_WRAP USE_64_BIT_ALL USE_64_BIT_INT USE_LARGE_FILES USE_PERLIO USE_PERL_ATOF
在 linux 下编译 2010 年 4 月 15 日 13:25:46 @INC: /usr/local/lib/perl5/site_perl/5 0/x86_64-linux /usr/local/lib/perl5/site_perl/5.12.0 /usr/local/lib/perl5/5.12.0/x86_64-linux /usr/local/lib/perl5/5.12.0 。