Nokia-N900:/usr/lib/debug/usr/bin$ gdb camera-ui
GNU gdb (GDB) 6.8.50.20090417-debian
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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(gdb) r
Starting program: /usr/lib/debug/usr/bin/camera-ui
/bin/sh: exec: line 1: /usr/lib/debug/usr/bin/camera-ui: Permission denied
During startup program exited with code 2.
(gdb)