1 files changed, 16 insertions, 23 deletions
diff --git a/tools/llvm-readobj/Error.h b/tools/llvm-readobj/Error.h
index 5129b4e..81ce408 100644
--- a/tools/llvm-readobj/Error.h
+++ b/tools/llvm-readobj/Error.h
@@ -14,35 +14,28 @@
 #ifndef LLVM_READOBJ_ERROR_H
 #define LLVM_READOBJ_ERROR_H
 
-#include "llvm/Support/system_error.h"
+#include <system_error>
 
 namespace llvm {
-
-const error_category &readobj_category();
-
-struct readobj_error {
-  enum _ {
-    success = 0,
-    file_not_found,
-    unsupported_file_format,
-    unrecognized_file_format,
-    unsupported_obj_file_format,
-    unknown_symbol
-  };
-  _ v_;
-
-  readobj_error(_ v) : v_(v) {}
-  explicit readobj_error(int v) : v_(_(v)) {}
-  operator int() const {return v_;}
+const std::error_category &readobj_category();
+
+enum class readobj_error {
+  success = 0,
+  file_not_found,
+  unsupported_file_format,
+  unrecognized_file_format,
+  unsupported_obj_file_format,
+  unknown_symbol
 };
 
-inline error_code make_error_code(readobj_error e) {
-  return error_code(static_cast<int>(e), readobj_category());
+inline std::error_code make_error_code(readobj_error e) {
+  return std::error_code(static_cast<int>(e), readobj_category());
 }
 
-template <> struct is_error_code_enum<readobj_error> : std::true_type { };
-template <> struct is_error_code_enum<readobj_error::_> : std::true_type { };
-
 } // namespace llvm
 
+namespace std {
+template <> struct is_error_code_enum<llvm::readobj_error> : std::true_type {};
+}
+
 #endif