--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lld/MachO/Symbols.cpp	Mon May 25 11:55:54 2020 +0900
@@ -0,0 +1,25 @@
+//===- Symbols.cpp --------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "Symbols.h"
+#include "InputFiles.h"
+#include "lld/Common/ErrorHandler.h"
+#include "lld/Common/Strings.h"
+
+using namespace llvm;
+using namespace lld;
+using namespace lld::macho;
+
+void LazySymbol::fetchArchiveMember() { file->fetch(sym); }
+
+// Returns a symbol for an error message.
+std::string lld::toString(const Symbol &sym) {
+  if (Optional<std::string> s = demangleItanium(sym.getName()))
+    return *s;
+  return std::string(sym.getName());
+}