1 files changed, 55 insertions, 0 deletions
diff --git a/clang/include/clang/AST/DeclObjCCommon.h b/clang/include/clang/AST/DeclObjCCommon.h
new file mode 100644
index 000000000000..5f03bce6e9a8
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+++ b/clang/include/clang/AST/DeclObjCCommon.h
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+//===- DeclObjCCommon.h - Classes for representing declarations -*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file contains common ObjC enums and classes used in AST and
+//  Sema.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_AST_DECLOBJC_COMMON_H
+#define LLVM_CLANG_AST_DECLOBJC_COMMON_H
+
+namespace clang {
+
+/// ObjCPropertyAttribute::Kind - list of property attributes.
+/// Keep this list in sync with LLVM's Dwarf.h ApplePropertyAttributes.s
+namespace ObjCPropertyAttribute {
+enum Kind {
+  kind_noattr = 0x00,
+  kind_readonly = 0x01,
+  kind_getter = 0x02,
+  kind_assign = 0x04,
+  kind_readwrite = 0x08,
+  kind_retain = 0x10,
+  kind_copy = 0x20,
+  kind_nonatomic = 0x40,
+  kind_setter = 0x80,
+  kind_atomic = 0x100,
+  kind_weak = 0x200,
+  kind_strong = 0x400,
+  kind_unsafe_unretained = 0x800,
+  /// Indicates that the nullability of the type was spelled with a
+  /// property attribute rather than a type qualifier.
+  kind_nullability = 0x1000,
+  kind_null_resettable = 0x2000,
+  kind_class = 0x4000,
+  kind_direct = 0x8000,
+  // Adding a property should change NumObjCPropertyAttrsBits
+  // Also, don't forget to update the Clang C API at CXObjCPropertyAttrKind and
+  // clang_Cursor_getObjCPropertyAttributes.
+};
+} // namespace ObjCPropertyAttribute::Kind
+
+enum {
+  /// Number of bits fitting all the property attributes.
+  NumObjCPropertyAttrsBits = 16
+};
+
+} // namespace clang
+
+#endif // LLVM_CLANG_AST_DECLOBJC_COMMON_H