dbg

GNU gdb (Ubuntu 7.7.1-0ubuntu5~14.04.2) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
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Reading symbols from thunar...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/thunar
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Inferior 1 (process 32352) exited normally]
(gdb) backtrace
No stack.