am 31195f0b: Merge "Update aosp/master llvm for rebase to r233350"

* commit '31195f0bdca6ee2a5e72d07edf13e1d81206d949':
  Update aosp/master llvm for rebase to r233350

1 files changed, 39 insertions, 0 deletions

diff --git a/tools/llvm-cxxdump/Error.h b/tools/llvm-cxxdump/Error.h
new file mode 100644
index 0000000..7caf6d6
--- /dev/null
+++ b/tools/llvm-cxxdump/Error.h
@@ -0,0 +1,39 @@
+//===- Error.h - system_error extensions for llvm-cxxdump -------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This declares a new error_category for the llvm-cxxdump tool.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TOOLS_LLVM_CXXDUMP_ERROR_H
+#define LLVM_TOOLS_LLVM_CXXDUMP_ERROR_H
+
+#include <system_error>
+
+namespace llvm {
+const std::error_category &cxxdump_category();
+
+enum class cxxdump_error {
+  success = 0,
+  file_not_found,
+  unrecognized_file_format,
+};
+
+inline std::error_code make_error_code(cxxdump_error e) {
+  return std::error_code(static_cast<int>(e), cxxdump_category());
+}
+
+} // namespace llvm
+
+namespace std {
+template <>
+struct is_error_code_enum<llvm::cxxdump_error> : std::true_type {};
+}
+
+#endif