1 files changed, 9 insertions, 0 deletions
diff --git a/COFF/Error.h b/COFF/Error.h
index cb0a185f0..0b2d37527 100644
--- a/COFF/Error.h
+++ b/COFF/Error.h
@@ -11,17 +11,26 @@
 #define LLD_COFF_ERROR_H
 
 #include "lld/Core/LLVM.h"
+#include "llvm/Support/Error.h"
 
 namespace lld {
 namespace coff {
 
 LLVM_ATTRIBUTE_NORETURN void error(const Twine &Msg);
 void error(std::error_code EC, const Twine &Prefix);
+void error(llvm::Error E, const Twine &Prefix);
 
 template <typename T> void error(const ErrorOr<T> &V, const Twine &Prefix) {
   error(V.getError(), Prefix);
 }
 
+template <class T> T check(Expected<T> E, const Twine &Prefix) {
+  if (!E)
+    return std::move(*E);
+  error(E.takeError(), Prefix);
+  return T();
+}
+
 } // namespace coff
 } // namespace lld