497   NamedMDNode *CU_Nodes = M->getNamedMetadata("llvm.dbg.cu");  in emitProfileNotes()  local
498   if (!CU_Nodes) return;  in emitProfileNotes()
500   for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {  in emitProfileNotes()
505     auto *CU = cast<DICompileUnit>(CU_Nodes->getOperand(i));  in emitProfileNotes()
586   NamedMDNode *CU_Nodes = M->getNamedMetadata("llvm.dbg.cu");  in emitProfileArcs()  local
587   if (!CU_Nodes) return false;  in emitProfileArcs()
591   for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {  in emitProfileArcs()
851   NamedMDNode *CU_Nodes = M->getNamedMetadata("llvm.dbg.cu");  in insertCounterWriteout()  local
852   if (CU_Nodes) {  in insertCounterWriteout()
853     for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {  in insertCounterWriteout()
854       auto *CU = cast<DICompileUnit>(CU_Nodes->getOperand(i));  in insertCounterWriteout()