$ gdb /usr/bin/tor
GNU gdb 6.3.50-20050815 (Apple version gdb-563) (Wed Jul 19 05:10:58 GMT 2006)
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This GDB was configured as "i386-apple-darwin"...unable to read unknown load command 0x1d
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Reading symbols for shared libraries ..... done
(gdb) run
Starting program: /usr/bin/tor
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Reading symbols for shared libraries ++++.. done
Nov 19 12:21:15.804 [notice] Tor v0.2.0.12-alpha (r12518). This is experimental software. Do not rely on it for strong anonymity. (Running on Darwin i386)
Nov 19 12:21:15.805 [notice] Initialized libevent version 1.3e using method kqueue. Good.
Nov 19 12:21:15.805 [notice] Opening Socks listener on 127.0.0.1:9050
Nov 19 12:21:16.788 [notice] We now have enough directory information to build circuits.
Nov 19 12:21:19.963 [notice] Tor has successfully opened a circuit. Looks like client functionality is working.
Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000004
0x000ab272 in crypto_pk_get_digest (pk=0x0, digest_out=0xbfffe9f0 "") at crypto.c:976
976 crypto.c: No such file or directory.
in crypto.c
(gdb)