From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/SemaObjC/id.m | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 clang/test/SemaObjC/id.m

(limited to 'clang/test/SemaObjC/id.m')

diff --git a/clang/test/SemaObjC/id.m b/clang/test/SemaObjC/id.m
new file mode 100644
index 0000000..27b84de
--- /dev/null
+++ b/clang/test/SemaObjC/id.m
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+@protocol Foo;
+
+Class T;
+id<Foo> S;
+id R;
+void foo() {
+  // Test assignment compatibility of Class and id.  No warning should be
+  // produced.
+  // rdar://6770142 - Class and id<foo> are compatible.
+  S = T; // expected-warning {{incompatible pointer types assigning to 'id<Foo>' from 'Class'}}
+  T = S; // expected-warning {{incompatible pointer types assigning to 'Class' from 'id<Foo>'}}
+  R = T; T = R;
+  R = S; S = R;
+}
+
+// Test attempt to redefine 'id' in an incompatible fashion.
+typedef int id;  // FIXME: Decide how we want to deal with this (now that 'id' is more of a built-in type).
+id b;
+
-- 
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