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

[Jed Brown]

Ken Raffenetti <raffenet at mcs.anl.gov> 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.
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