1 files changed, 24 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/assign-rvalue-message.m b/clang/test/SemaObjC/assign-rvalue-message.m
new file mode 100644
index 0000000..1105d5e
--- /dev/null
+++ b/clang/test/SemaObjC/assign-rvalue-message.m
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -verify -Wno-objc-root-class %s
+// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fsyntax-only -verify -Wno-objc-root-class %s
+// rdar://9005189
+
+@interface Foo 
+@end
+
+struct Bar {
+    int x;
+};
+
+@implementation Foo {
+    struct Bar bar;
+}
+
+- (const struct Bar)bar {
+    return bar;
+}
+
+- (void)baz {
+    bar.x = 0;
+    [self bar].x = 10; // expected-error {{assigning to 'readonly' return result of an objective-c message not allowed}}
+}
+@end