1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGenObjC/id-isa-codegen.m b/test/CodeGenObjC/id-isa-codegen.m
new file mode 100644
index 0000000..73b21b0
--- /dev/null
+++ b/test/CodeGenObjC/id-isa-codegen.m
@@ -0,0 +1,27 @@
+// RUN: clang -cc1 -emit-llvm -o %t %s
+
+typedef struct objc_class *Class;
+
+typedef struct objc_object {
+    Class isa;
+} *id;
+
+@interface I
++ (Class) class;
+- (void)meth : (id)object : (id)src_object;
++ (unsigned char) isSubclassOfClass:(Class)aClass ;
+@end
+
+@implementation I
++ (Class) class {return 0;}
++ (unsigned char) isSubclassOfClass:(Class)aClass {return 0;}
+- (void)meth : (id)object  : (id)src_object {
+    [object->isa isSubclassOfClass:[I class]];
+
+    [(*object).isa isSubclassOfClass:[I class]];
+
+    object->isa = src_object->isa;
+    (*src_object).isa = (*object).isa;
+}
+@end
+