or download this
marvin@smokey:~ $ PERL_DESTRUCT_LEVEL=2 valgrind --show-reachable=yes
+--leak-check=full \
> --suppressions=~/debugperl.supp \
...
==79881== For counts of detected and suppressed errors, rerun with: -v
==79881== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from
+0)
marvin@smokey:~ $