$ valgrind --auto-run-dsymutil=yes ./miniperl -Ilib configpm
==57675== Memcheck, a memory error detector.
==57675== Copyright (C) 2002-2009, and GNU GPL'd, by Julian Seward et al.
==57675== Using LibVEX rev 1897, a library for dynamic binary translation.
==57675== Copyright (C) 2004-2009, and GNU GPL'd, by OpenWorks LLP.
==57675== Using valgrind-3.5.0.SVN, a dynamic binary instrumentation framework.
==57675== Copyright (C) 2000-2009, and GNU GPL'd, by Julian Seward et al.
==57675== For more details, rerun with: -v
==57675==
--57675-- run: /usr/bin/dsymutil ./miniperl
==57675== Warning: bad signal number 20 in sigaction()
==57675== Invalid read of size 4
==57675==    at 0x1000C85F6: Perl_pmruntime (opmini.c:2923)
==57675==    by 0x10002373C: Perl_yyparse (in ./miniperl)
==57675==    by 0x1000826A8: S_doeval (pp_ctl.c:2847)
==57675==    by 0x100084019: Perl_pp_require (pp_ctl.c:3453)
==57675==    by 0x10003704B: Perl_runops_debug (dump.c:1617)
==57675==    by 0x10004C65C: S_call_body (perl.c:2804)
==57675==    by 0x10004C2E8: Perl_call_sv (perl.c:2731)
==57675==    by 0x10004EA1E: S_call_list_body (perl.c:5404)
==57675==    by 0x100049955: Perl_call_list (perl.c:5311)
==57675==    by 0x1000CF112: S_process_special_blocks (opmini.c:4773)
==57675==    by 0x1000CBB65: Perl_newATTRSUB (opmini.c:4747)
==57675==    by 0x1000CAF35: Perl_utilize (opmini.c:3215)
==57675==  Address 0x100451570 is 0 bytes inside a block of size 3 alloc'd
==57675==    at 0x10014FFA9: malloc (vg_replace_malloc.c:193)
==57675==    by 0x10003749A: Perl_safesysmalloc (util.c:91)
==57675==    by 0x10003852D: Perl_savepvn (util.c:939)
==57675==    by 0x1000273C0: Perl_pregcomp (regcomp.c:1803)
==57675==    by 0x1000C85ED: Perl_pmruntime (opmini.c:2922)
==57675==    by 0x10002373C: Perl_yyparse (in ./miniperl)
==57675==    by 0x1000826A8: S_doeval (pp_ctl.c:2847)
==57675==    by 0x100084019: Perl_pp_require (pp_ctl.c:3453)
==57675==    by 0x10003704B: Perl_runops_debug (dump.c:1617)
==57675==    by 0x10004C65C: S_call_body (perl.c:2804)
==57675==    by 0x10004C2E8: Perl_call_sv (perl.c:2731)
==57675==    by 0x10004EA1E: S_call_list_body (perl.c:5404)
==57675==
==57675== Invalid read of size 4
==57675==    at 0x1000C85F6: Perl_pmruntime (opmini.c:2923)
==57675==    by 0x100023723: Perl_yyparse (in ./miniperl)
==57675==    by 0x1000826A8: S_doeval (pp_ctl.c:2847)
==57675==    by 0x100084019: Perl_pp_require (pp_ctl.c:3453)
==57675==    by 0x10003704B: Perl_runops_debug (dump.c:1617)
==57675==    by 0x10004C65C: S_call_body (perl.c:2804)
==57675==    by 0x10004C2E8: Perl_call_sv (perl.c:2731)
==57675==    by 0x10004EA1E: S_call_list_body (perl.c:5404)
==57675==    by 0x100049955: Perl_call_list (perl.c:5311)
==57675==    by 0x1000CF112: S_process_special_blocks (opmini.c:4773)
==57675==    by 0x1000CBB65: Perl_newATTRSUB (opmini.c:4747)
==57675==    by 0x1000CAF35: Perl_utilize (opmini.c:3215)
==57675==  Address 0x100453990 is 0 bytes inside a block of size 3 alloc'd
==57675==    at 0x10014FFA9: malloc (vg_replace_malloc.c:193)
==57675==    by 0x10003749A: Perl_safesysmalloc (util.c:91)
==57675==    by 0x10003852D: Perl_savepvn (util.c:939)
==57675==    by 0x1000273C0: Perl_pregcomp (regcomp.c:1803)
==57675==    by 0x1000C85ED: Perl_pmruntime (opmini.c:2922)
==57675==    by 0x100023723: Perl_yyparse (in ./miniperl)
==57675==    by 0x1000826A8: S_doeval (pp_ctl.c:2847)
==57675==    by 0x100084019: Perl_pp_require (pp_ctl.c:3453)
==57675==    by 0x10003704B: Perl_runops_debug (dump.c:1617)
==57675==    by 0x10004C65C: S_call_body (perl.c:2804)
==57675==    by 0x10004C2E8: Perl_call_sv (perl.c:2731)
==57675==    by 0x10004EA1E: S_call_list_body (perl.c:5404)
==57675==
==57675== Invalid read of size 4
==57675==    at 0x1000C85F6: Perl_pmruntime (opmini.c:2923)
==57675==    by 0x10002373C: Perl_yyparse (in ./miniperl)
==57675==    by 0x10004B173: S_parse_body (perl.c:2288)
==57675==    by 0x10004A22C: perl_parse (perl.c:1721)
==57675==    by 0x1000C5402: main (miniperlmain.c:107)
==57675==  Address 0x100509800 is 0 bytes inside a block of size 2 alloc'd
==57675==    at 0x10014FFA9: malloc (vg_replace_malloc.c:193)
==57675==    by 0x10003749A: Perl_safesysmalloc (util.c:91)
==57675==    by 0x10003852D: Perl_savepvn (util.c:939)
==57675==    by 0x1000273C0: Perl_pregcomp (regcomp.c:1803)
==57675==    by 0x1000C85ED: Perl_pmruntime (opmini.c:2922)
==57675==    by 0x10002373C: Perl_yyparse (in ./miniperl)
==57675==    by 0x10004B173: S_parse_body (perl.c:2288)
==57675==    by 0x10004A22C: perl_parse (perl.c:1721)
==57675==    by 0x1000C5402: main (miniperlmain.c:107)
==57675==
==57675== Invalid read of size 4
==57675==    at 0x100079210: Perl_pp_regcomp (pp_ctl.c:140)
==57675==    by 0x10003704B: Perl_runops_debug (dump.c:1617)
==57675==    by 0x10004BC5C: S_run_body (perl.c:2453)
==57675==    by 0x10004B8FE: perl_run (perl.c:2368)
==57675==    by 0x1000C540E: main (miniperlmain.c:109)
==57675==  Address 0x100675140 is 0 bytes inside a block of size 3 alloc'd
==57675==    at 0x10014FFA9: malloc (vg_replace_malloc.c:193)
==57675==    by 0x10003749A: Perl_safesysmalloc (util.c:91)
==57675==    by 0x10003852D: Perl_savepvn (util.c:939)
==57675==    by 0x1000273C0: Perl_pregcomp (regcomp.c:1803)
==57675==    by 0x10007918B: Perl_pp_regcomp (pp_ctl.c:121)
==57675==    by 0x10003704B: Perl_runops_debug (dump.c:1617)
==57675==    by 0x10004BC5C: S_run_body (perl.c:2453)
==57675==    by 0x10004B8FE: perl_run (perl.c:2368)
==57675==    by 0x1000C540E: main (miniperlmain.c:109)
written lib/Config.pod
==57675==
==57675== ERROR SUMMARY: 12 errors from 4 contexts (suppressed: 0 from 0)
==57675== malloc/free: in use at exit: 969,181 bytes in 5,560 blocks.
==57675== malloc/free: 36,349 allocs, 30,789 frees, 18,102,265 bytes allocated.
==57675== For counts of detected errors, rerun with: -v
==57675== searching for pointers to 5,560 not-freed blocks.
==57675== checked 1,843,840 bytes.
==57675==
==57675== LEAK SUMMARY:
==57675==    definitely lost: 0 bytes in 0 blocks.
==57675==    indirectly lost: 0 bytes in 0 blocks.
==57675==      possibly lost: 470,633 bytes in 3,358 blocks.
==57675==    still reachable: 497,900 bytes in 2,194 blocks.
==57675==         suppressed: 648 bytes in 8 blocks.
==57675== Rerun with --leak-check=full to see details of leaked memory.