warn("%p %s\n", basecop->cop_file, basecop->cop_file);

gistfile1.txt

600c00020180 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020360 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c000204e0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020540 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c000205a0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020480 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020600 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c000206c0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020780 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020300 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020840 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c000208a0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020900 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020a20 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020b40 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020c00 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020cc0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020de0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c000209c0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020ea0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00020e40 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00021080 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00021020 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c000211a0 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm
600c00021200 /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/blib.pm

perl -V

Summary of my perl5 (revision 5 version 17 subversion 11) configuration:
  Derived from: b5de49e55f04e3a6c36012d250a46eb301a2be38
  Platform:
    osname=darwin, osvers=12.3.0, archname=darwin-thread-multi-2level
    uname='darwin timac.local 12.3.0 darwin kernel version 12.3.0: sun jan 6 22:37:10 pst 2013; root:xnu-2050.22.13~1release_x86_64 x86_64 '
    config_args='-des -Doptimize=-g -O1 -DEBUGGING=both -Accflags=-fsanitize=address -fno-omit-frame-pointer -Aldflags=-fsanitize=address -Alddlflags=-fsanitize=address -Dusethreads -Dusemultiplicity -Dusesitecustomize -Dusedevel -Uversiononly -Dprefix=/usr/local/perl5-blead-deb-thr-asan -Dcc=gcc-mp-4.8 -Dld=gcc-mp-4.8'
    hint=recommended, useposix=true, d_sigaction=define
    useithreads=define, usemultiplicity=define
    useperlio=define, d_sfio=undef, uselargefiles=define, usesocks=undef
    use64bitint=define, use64bitall=define, uselongdouble=undef
    usemymalloc=n, bincompat5005=undef
  Compiler:
    cc='gcc-mp-4.8', ccflags ='-fno-common -DPERL_DARWIN -fsanitize=address -fno-omit-frame-pointer -DDEBUGGING -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -I/opt/local/include',
    optimize='-g -O1',
    cppflags='-fno-common -DPERL_DARWIN -fsanitize=address -fno-omit-frame-pointer -DDEBUGGING -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -I/opt/local/include'
    ccversion='', gccversion='4.8.0 20130321 (prerelease)', 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
  Linker and Libraries:
    ld='env MACOSX_DEPLOYMENT_TARGET=10.3 gcc-mp-4.8', ldflags =' -fsanitize=address -fstack-protector -L/usr/local/lib -L/opt/local/lib'
    libpth=/usr/local/lib /opt/local/lib /usr/lib
    libs=-lgdbm -ldbm -ldl -lm -lutil -lc
    perllibs=-ldl -lm -lutil -lc
    libc=, so=dylib, useshrplib=false, libperl=libperl.a
    gnulibc_version=''
  Dynamic Linking:
    dlsrc=dl_dlopen.xs, dlext=bundle, d_dlsymun=undef, ccdlflags=' '
    cccdlflags=' ', lddlflags=' -bundle -undefined dynamic_lookup -fsanitize=address -L/usr/local/lib -L/opt/local/lib -fstack-protector'


Characteristics of this binary (from libperl):
  Compile-time options: DEBUGGING HAS_TIMES MULTIPLICITY PERLIO_LAYERS
                        PERL_DONT_CREATE_GVSV PERL_IMPLICIT_CONTEXT
                        PERL_MALLOC_WRAP PERL_PRESERVE_IVUV PERL_SAWAMPERSAND
                        PERL_TRACK_MEMPOOL PERL_USE_DEVEL USE_64_BIT_ALL
                        USE_64_BIT_INT USE_ITHREADS USE_LARGE_FILES
                        USE_LOCALE USE_LOCALE_COLLATE USE_LOCALE_CTYPE
                        USE_LOCALE_NUMERIC USE_PERLIO USE_PERL_ATOF
                        USE_REENTRANT_API USE_SITECUSTOMIZE
  Locally applied patches:
  uncommitted-changes
  Built under darwin
  Compiled at Mar 27 2013 23:51:38
  %ENV:
    PERLBREW_BASHRC_VERSION="0.44"
    PERLBREW_HOME="/Users/timbo/.perlbrew"
    PERLBREW_MANPATH="/Users/timbo/perl5/perlbrew/perls/perl-5.14.2/man"
    PERLBREW_PATH="/Users/timbo/perl5/perlbrew/bin:/Users/timbo/perl5/perlbrew/perls/perl-5.14.2/bin"
    PERLBREW_PERL="perl-5.14.2"
    PERLBREW_ROOT="/Users/timbo/perl5/perlbrew"
    PERLBREW_VERSION="0.44"
    PERLCRITIC="/Users/timbo/.setdev/perlcriticrc"
    PERLTIDY="/Users/timbo/.setdev/perltidyrc"
  @INC:
    /usr/local/perl5-blead-deb-thr-asan/lib/site_perl/5.17.11/darwin-thread-multi-2level
    /usr/local/perl5-blead-deb-thr-asan/lib/site_perl/5.17.11
    /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11/darwin-thread-multi-2level
    /usr/local/perl5-blead-deb-thr-asan/lib/5.17.11
    .