#ifndef LLVM_IR_MDBUILDER_H
#define LLVM_IR_MDBUILDER_H
+#include "llvm/ADT/StringRef.h"
#include "llvm/Support/DataTypes.h"
#include <utility>
class LLVMContext;
class MDNode;
class MDString;
-class StringRef;
class MDBuilder {
LLVMContext &Context;