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.