The patch comm-manag allows ddd to start up correctly. Loads all the debug info files, Breakpoints are correct, project is correctly saved and loaded. ddd-3.3.12-260210 patch makes usable register display for MMX and SIMD instructions 32 - 64 bit.
DDD is a graphical front-end for command-line debuggers such as GDB,
DBX, WDB, Ladebug, JDB, XDB, the Perl debugger, the bash debugger,
or the Python debugger. DDD displays data structures as graphs and plots.