PQ_isEmpty         43 ompi/mca/topo/treematch/treematch/PriorityQueue.h int PQ_isEmpty(PriorityQueue * const);
PQ_isEmpty        147 ompi/mca/topo/treematch/treematch/k-partitioning.c   if(!PQ_isEmpty(&Qinst[u])) /*if at least one more move of u is possible*/