Thanks, Corion. Here's the output:

[root@sparts Unicode-Map8-0.13-gF4099]# perl -Mblib -w t/map8.t
1..18
MAPS_DIR = /root/.cpan/build/Unicode-Map8-0.13-gF4099/blib/lib/Unicode
+/Map8/maps
ok 1
Segmentation fault
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I will also try to write to the author and ask for his/her help.