Synchronize LLVM and clang's ObjCDeclSpec::ObjCPropertyAttributeKind.

This adds Clang-specific DWARF constants for nullability and ObjC
class properties that are already generated by clang. This patch adds
dwarfdump support and a more comprehensive testcase.

<rdar://problem/27335745>

llvm-svn: 275354

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/lib/Support/Dwarf.cpp b/llvm/lib/Support/Dwarf.cpp
index 230a3da..7aea05d 100644
--- a/llvm/lib/Support/Dwarf.cpp
+++ b/llvm/lib/Support/Dwarf.cpp
@@ -545,6 +545,12 @@ const char *llvm::dwarf::ApplePropertyString(unsigned Prop) {
     return "DW_APPLE_PROPERTY_strong";
   case DW_APPLE_PROPERTY_unsafe_unretained:
     return "DW_APPLE_PROPERTY_unsafe_unretained";
+  case DW_APPLE_PROPERTY_nullability:
+    return "DW_APPLE_PROPERTY_nullability";
+  case DW_APPLE_PROPERTY_null_resettable:
+    return "DW_APPLE_PROPERTY_null_resettable";
+  case DW_APPLE_PROPERTY_class:
+    return "DW_APPLE_PROPERTY_class";
   }
   return nullptr;
 }