144   LabelRange &Join(LabelRange LR) {  in Join()
145     return *this = Join(*this, LR);  in Join()
154 std::ostream &operator<<(std::ostream &os, const LabelRange &LR) {  in operator <<()  argument
155   return os << "[" << LR.Beg << "," << LR.End << ")";  in operator <<()
166     LabelRange LR;  member
183   LabelRange &LR = LabelRanges[L];  in GetLabelRange()  local
184   if (LR.Beg < LR.End || L == 0)  in GetLabelRange()
185     return LR;  in GetLabelRange()
188     return LR = LabelRange::Join(GetLabelRange(LI->l1), GetLabelRange(LI->l2));  in GetLabelRange()
189   return LR = LabelRange::Singleton(LI);  in GetLabelRange()
202   CSI.LR.Join(GetLabelRange(L1)).Join(GetLabelRange(L2));  in DFSanCmpCallback()
217               << " LR " << CSI.LR  in DFSanCmpCallback()
229       size_t RangeSize = CSI.LR.End - CSI.LR.Beg;  in Mutate()
230       size_t Idx = CSI.LR.Beg + rand() % RangeSize;  in Mutate()