1 files changed, 44 insertions, 0 deletions
diff --git a/test/CodeGenObjC/arc-ivar-layout.m b/test/CodeGenObjC/arc-ivar-layout.m
new file mode 100644
index 000000000000..cb930fe3d365
--- /dev/null
+++ b/test/CodeGenObjC/arc-ivar-layout.m
@@ -0,0 +1,44 @@
+// RUN: %clang_cc1 -fobjc-arc -fobjc-nonfragile-abi -fobjc-runtime-has-weak -triple x86_64-apple-darwin -O0 -S %s -o %t-64.s
+// RUN: FileCheck -check-prefix LP64 --input-file=%t-64.s %s
+// rdar://8991729
+
+@interface NSObject {
+  id isa;
+}
+@end
+
+@interface AllPointers : NSObject {
+    id foo;
+    id __strong bar;    
+    NSObject *bletch;
+}
+@end
+
+@implementation AllPointers
+@end
+// CHECK-LP64: L_OBJC_CLASS_NAME_1:
+// CHECK-LP64-NEXT: .asciz	"\003"
+
+@class NSString, NSNumber;
+@interface A : NSObject {
+   NSString *foo;
+   NSNumber *bar;
+   unsigned int bletch;
+   __weak id delegate;
+}
+@end
+
+@interface B : A {
+  unsigned int x;
+  NSString *y;
+  NSString *z;
+}
+@end
+
+@implementation A @end
+
+@implementation B @end
+
+// CHECK-LP64: L_OBJC_CLASS_NAME_15:
+// CHECK-LP64-NEXT: .asciz	"\022"
+