objc-gc: Adds support for "weak" property attribute under GC.
// rdar://10073896
llvm-svn: 139203
diff --git a/clang/test/CodeGenObjC/gc-weak-attribute.m b/clang/test/CodeGenObjC/gc-weak-attribute.m
new file mode 100644
index 0000000..44a9177
--- /dev/null
+++ b/clang/test/CodeGenObjC/gc-weak-attribute.m
@@ -0,0 +1,28 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-gc -fobjc-nonfragile-abi -emit-llvm -o - %s | FileCheck %s
+// rdar://10073896
+
+@interface I
+{
+ __weak id wObject;
+}
+@property (readwrite, weak) id representedObject;
+@property (readwrite, weak) id wObject;
+@property (readwrite, weak) __weak id wRandom;
+@property (readwrite, assign) __weak id wAnother;
+@end
+
+@implementation I
+@synthesize representedObject;
+@synthesize wObject;
+@synthesize wRandom;
+@synthesize wAnother;
+@end
+// CHECK: call i8* @objc_read_weak
+// CHECK: call i8* @objc_assign_weak
+// CHECK: call i8* @objc_read_weak
+// CHECK: call i8* @objc_assign_weak
+// CHECK: call i8* @objc_read_weak
+// CHECK: call i8* @objc_assign_weak
+// CHECK: call i8* @objc_read_weak
+// CHECK: call i8* @objc_assign_weak
+