1 files changed, 44 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/exprs.m b/clang/test/SemaObjC/exprs.m
new file mode 100644
index 0000000..b198cba
--- /dev/null
+++ b/clang/test/SemaObjC/exprs.m
@@ -0,0 +1,44 @@
+// RUN: %clang_cc1 %s -fsyntax-only -fblocks -verify -Wno-unreachable-code
+
+// rdar://6597252
+Class test1(Class X) {
+  return 1 ? X : X;
+}
+
+
+// rdar://6079877
+void test2() {
+  id str = @"foo" 
+          "bar\0"    // no-warning
+          @"baz"  " blarg";
+  id str2 = @"foo" 
+            "bar"
+           @"baz"
+           " b\0larg";  // no-warning
+
+  
+  if (@encode(int) == "foo") { }  // expected-warning {{result of comparison against @encode is unspecified}}
+}
+
+#define MAX(A,B) ({ __typeof__(A) __a = (A); __typeof__(B) __b = (B); __a < __b ? __b : __a; })
+void (^foo)(int, int) = ^(int x, int y) { int z = MAX(x, y); };
+
+
+
+// rdar://8445858
+@class Object;
+static Object *g;
+void test3(Object *o) {
+  // this is ok.
+  __sync_bool_compare_and_swap(&g, 0, o);
+}
+
+@class Incomplete_ObjC_class; // expected-note{{forward declaration of class here}}
+struct Incomplete_struct; // expected-note {{forward declaration}}
+
+void test_encode() {
+  (void)@encode(Incomplete_ObjC_class); // expected-error {{incomplete type}}
+  (void)@encode(struct Incomplete_struct); // expected-error {{incomplete type}}
+  (void)@encode(Incomplete_ObjC_class*);
+  (void)@encode(id);
+}