The GNU Debugger
Development happens on the gdb branch in Perforce. See also http://people.freebsd.org/~marcel/gdb.diff
Executive summary
- GDB version currently imported is 6.1.1
- Support for ia64 is not yet integrated with the FSF
- Support for threading is not suitable for contibution to the FSF
ARM, MIPS & PowerPC support is non-existent