=== /usr/bin/perl 5.014002 i586-linux-thread-multi Negative offset to vec in lvalue context at -e line 1. #### C:\test>test -S=1 -L=12 5.014002 ## perl version 1431374382 ## offsets to vec 1070103942 224876390 1364159134 875710158 4060380287 ## < 2**32 > 2**31 Negative offset to vec in lvalue context at C:/Perl64-14/site/lib/Bloom/Filter.pm line 206. #### # flip the appropriate bits on print(), vec($self->{filter}, $_, 1) = 1 foreach @{$self->_get_cells($key)}; ## print() added #### C:\test>perl -V Summary of my perl5 (revision 5 version 14 subversion 2) configuration: Platform: osname=MSWin32, osvers=5.2, archname=MSWin32-x64-multi-thread uname='' config_args='undef' hint=recommended, useposix=true, d_sigaction=undef useithreads=define, usemultiplicity=define useperlio=define, d_sfio=undef, uselargefiles=define, usesocks=undef use64bitint=define, use64bitall=undef, uselongdouble=undef usemymalloc=n, bincompat5005=undef Compiler: cc='cl', ccflags ='-nologo -GF -W3 -MD -Zi -DNDEBUG -Ox -GL -fp:precise -DWIN32 -D_CONSOLE -DNO_STRICT -DWIN64 - optimize='-MD -Zi -DNDEBUG -Ox -GL -fp:precise', cppflags='-DWIN32' ccversion='15.0.21022', gccversion='', gccosandvers='' intsize=4, longsize=4, ptrsize=8, doublesize=8, byteorder=12345678 d_longlong=undef, longlongsize=8, d_longdbl=define, longdblsize=8 ivtype='__int64', ivsize=8, nvtype='double', nvsize=8, Off_t='__int64', lseeksize=8 alignbytes=8, prototype=define Linker and Libraries: ld='link', ldflags ='-nologo -nodefaultlib -debug -opt:ref,icf -ltcg -libpath:"C:\perl64-14\lib\CORE" -machine libpth=\lib libs=oldnames.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.li perllibs=oldnames.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole3 libc=msvcrt.lib, so=dll, useshrplib=true, libperl=perl514.lib gnulibc_version='' Dynamic Linking: dlsrc=dl_win32.xs, dlext=dll, d_dlsymun=undef, ccdlflags=' ' cccdlflags=' ', lddlflags='-dll -nologo -nodefaultlib -debug -opt:ref,icf -ltcg -libpath:"C:\perl64-14\lib\CORE Characteristics of this binary (from libperl): Compile-time options: MULTIPLICITY PERL_DONT_CREATE_GVSV PERL_IMPLICIT_CONTEXT PERL_IMPLICIT_SYS PERL_MALLOC_WRAP PERL_PRESERVE_IVUV PL_OP_SLAB_ALLOC USE_64_BIT_INT USE_ITHREADS USE_LARGE_FILES USE_PERLIO USE_PERL_ATOF USE_SITECUSTOMIZE Locally applied patches: ActivePerl Build 1402 [295342] Built under MSWin32 Compiled at Oct 7 2011 15:19:36 @INC: C:/Perl64-14/site/lib C:/Perl64-14/lib .