qwurx [shmem] ~/rpms/perl/src/HTML-Tidy-1.08 > gdb perl
GNU gdb Red Hat Linux (6.6-16.fc7rh)
Copyright (C) 2006 Free Software Foundation, Inc.
...
(no debugging symbols found)
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) run -Mblib t/perfect.t
Starting program: /usr/bin/perl -Mblib t/perfect.t
(no debugging symbols found)
...
[Thread debugging using libthread_db enabled]
[New Thread -1208416576 (LWP 29388)]
(no debugging symbols found)
(no debugging symbols found)
1..2
ok 1 - use HTML::Tidy;
ok 2 - The object isa HTML::Tidy

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1208416576 (LWP 29388)]
0x00147473 in tidyBufFree () from /usr/lib/libtidy-0.99.so.0
(gdb) bt
#0  0x00147473 in tidyBufFree () from /usr/lib/libtidy-0.99.so.0
#1  0x001162e0 in XS_HTML__Tidy__tidy_messages (my_perl=0x9d9b008, cv=0x9efa564) at Tidy.xs:99
#2  0x0208833d in Perl_pp_entersub () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so
#3  0x0208179f in Perl_runops_standard () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so
#4  0x0202710e in perl_run () from /usr/lib/perl5/5.8.8/i386-linux-thread-multi/CORE/libperl.so
#5  0x0804921e in main ()
(gdb) q
The program is running.  Exit anyway? (y or n) y
qwurx [shmem] ~/rpms/perl/src/HTML-Tidy-1.08 >