285   void parse(MDNode *MDN) {  in parse()
286     assert(MDN->getNumOperands() == 3);  in parse()
287     MDString *DIFilename = cast<MDString>(MDN->getOperand(0));  in parse()
290         mdconst::extract<ConstantInt>(MDN->getOperand(1))->getLimitedValue();  in parse()
292         mdconst::extract<ConstantInt>(MDN->getOperand(2))->getLimitedValue();  in parse()
319     for (auto MDN : Globals->operands()) {  in init()  local
321       assert(MDN->getNumOperands() == 5);  in init()
322       auto *GV = mdconst::extract_or_null<GlobalVariable>(MDN->getOperand(0));  in init()
328       if (auto *Loc = cast_or_null<MDNode>(MDN->getOperand(1)))  in init()
330       if (auto *Name = cast_or_null<MDString>(MDN->getOperand(2)))  in init()
333           mdconst::extract<ConstantInt>(MDN->getOperand(3));  in init()
336           mdconst::extract<ConstantInt>(MDN->getOperand(4));  in init()