Re: [mpich-discuss] how to make mpich crash hard so I can gdb bt it?

Ken Raffenetti <[email protected]> writes:

MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);

This is less useful in a debugger because you don't get to see the MPICH stack that may give more information about what caused the function to fail. You can always walk up the stack in the debugger.