195     bool HasChanged = false;  member
313                         MDNode::op_iterator E, bool &HasChanged);
630   if (!OpD.HasChanged)  in getFwdReference()
664   bool HasChanged = false;  member
683     if (MDNode *N = visitOperands(G, WE.Op, WE.N->op_end(), WE.HasChanged)) {  in createPOT()
693     AnyChanges |= D.HasChanged = WE.HasChanged;  in createPOT()
704                                     MDNode::op_iterator E, bool &HasChanged) {  in visitOperands()  argument
709       HasChanged |= Op != *MappedOp;  in visitOperands()
729       if (D.HasChanged)  in propagateChanges()
734             return Where != Info.end() && Where->second.HasChanged;  in propagateChanges()
738       AnyChanges = D.HasChanged = true;  in propagateChanges()
748     if (!D.HasChanged) {  in mapNodesInPOT()