Add else(do nothing) branch so that file chas symbols and compiles without warning if MPI_DEBUG is not defined
Add else(do nothing) branch so that file chas symbols and compiles without warning if MPI_DEBUG is not defined

ForestClaw/forestclaw,ForestClaw/forestclaw,ForestClaw/forestclaw,ForestClaw/forestclaw,ForestClaw/forestclaw,ForestClaw/forestclaw