Patch to implement ivar synthesis of properties declared in protocols
only and used in class imllementations (objc2 Nonfragile ABI specific).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71571 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenObjC/protocol-property-synth.m b/test/CodeGenObjC/protocol-property-synth.m
new file mode 100644
index 0000000..e91f355
--- /dev/null
+++ b/test/CodeGenObjC/protocol-property-synth.m
@@ -0,0 +1,33 @@
+// RUN: clang-cc -triple x86_64-apple-darwin10 -emit-llvm -o %t %s
+
+@interface BaseClass {
+ id _delegate;
+}
+@end
+
+@protocol MyProtocol
+@optional
+@property(assign) id delegate;
+@end
+
+@protocol AnotherProtocol
+@optional
+@property(assign) id myanother;
+@end
+
+@protocol SubProtocol <MyProtocol>
+@property(assign) id another;
+@end
+
+@interface SubClass : BaseClass <SubProtocol, AnotherProtocol> {
+}
+
+@end
+
+@implementation BaseClass @end
+
+@implementation SubClass
+@synthesize delegate = _Subdelegate;
+@synthesize another;
+@synthesize myanother;
+@end