(udb) KSR' s interactive {source level debugger} for serial and parallel programs written in {KSR}, Fortran, KSR C and KSR1assembly language. Udb is a source level debugger for testing and debugging serial and parallel programs it is compatible with GDB and dbx. The user can direct udb either by typing commands or graphically through an X-based window interface the latter provides simultaneous display of source code, I/O and instructions. For parallel programs, operations can be carried out per-thread. {Start (http://www.tc.cornell.edu/Parallel.Tools/tools/udb.html)}. (1995-05-07)
