lib/Support/YAMLTraits.cpp

133   MapHNode *MN = dyn_cast_or_null<MapHNode>(CurrentNode);
134   if (MN) {
135     MN->ValidKeys.clear();
140   MapHNode *MN = dyn_cast<MapHNode>(CurrentNode);
142   if (!MN) {
146   for (auto &P : MN->Mapping)
165   MapHNode *MN = dyn_cast<MapHNode>(CurrentNode);
166   if (!MN) {
171   MN->ValidKeys.push_back(Key);
172   HNode *Value = MN->Mapping[Key].get();
193   MapHNode *MN = dyn_cast_or_null<MapHNode>(CurrentNode);
194   if (!MN)
196   for (const auto &NN : MN->Mapping) {
197     if (!is_contained(MN->ValidKeys, NN.first())) {