Merge "Update prebuilt Clang to r353983." into p9.0HEADp9.0-backupp9.0

1 files changed, 38 insertions, 0 deletions

diff --git a/clang-r353983/include/llvm/Option/OptSpecifier.h b/clang-r353983/include/llvm/Option/OptSpecifier.h
new file mode 100644
index 00000000..7a5fcfb1
--- /dev/null
+++ b/clang-r353983/include/llvm/Option/OptSpecifier.h
@@ -0,0 +1,38 @@
+//===- OptSpecifier.h - Option Specifiers -----------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_OPTION_OPTSPECIFIER_H
+#define LLVM_OPTION_OPTSPECIFIER_H
+
+namespace llvm {
+namespace opt {
+
+class Option;
+
+/// OptSpecifier - Wrapper class for abstracting references to option IDs.
+class OptSpecifier {
+  unsigned ID = 0;
+
+public:
+  OptSpecifier() = default;
+  explicit OptSpecifier(bool) = delete;
+  /*implicit*/ OptSpecifier(unsigned ID) : ID(ID) {}
+  /*implicit*/ OptSpecifier(const Option *Opt);
+
+  bool isValid() const { return ID != 0; }
+
+  unsigned getID() const { return ID; }
+
+  bool operator==(OptSpecifier Opt) const { return ID == Opt.getID(); }
+  bool operator!=(OptSpecifier Opt) const { return !(*this == Opt); }
+};
+
+} // end namespace opt
+} // end namespace llvm
+
+#endif // LLVM_OPTION_OPTSPECIFIER_H