259   void parse(MDNode *MDN) {  in parse()
260     assert(MDN->getNumOperands() == 3);  in parse()
261     MDString *DIFilename = cast<MDString>(MDN->getOperand(0));  in parse()
264         mdconst::extract<ConstantInt>(MDN->getOperand(1))->getLimitedValue();  in parse()
266         mdconst::extract<ConstantInt>(MDN->getOperand(2))->getLimitedValue();  in parse()
293     for (auto MDN : Globals->operands()) {  in init()  local
295       assert(MDN->getNumOperands() == 5);  in init()
296       auto *GV = mdconst::extract_or_null<GlobalVariable>(MDN->getOperand(0));  in init()
302       if (auto *Loc = cast_or_null<MDNode>(MDN->getOperand(1)))  in init()
304       if (auto *Name = cast_or_null<MDString>(MDN->getOperand(2)))  in init()
307           mdconst::extract<ConstantInt>(MDN->getOperand(3));  in init()
310           mdconst::extract<ConstantInt>(MDN->getOperand(4));  in init()