objective-c: issue deprecation/unavailability warnings for methods called on

id <Protocol>. // rdar://11618852

llvm-svn: 159084

1 files changed, 32 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/warn-protocol-method-deprecated.m b/clang/test/SemaObjC/warn-protocol-method-deprecated.m
new file mode 100644
index 00000000000..928694db252
--- /dev/null
+++ b/clang/test/SemaObjC/warn-protocol-method-deprecated.m
@@ -0,0 +1,32 @@
+// RUN: %clang_cc1 -fsyntax-only -Wno-objc-root-class -verify %s
+// rdar://11618852
+
+@protocol TestProtocol 
+- (void)newProtocolMethod;
+- (void)deprecatedProtocolMethod __attribute__((deprecated)); // expected-note 2 {{method 'deprecatedProtocolMethod' declared here}}
+@end
+
+@interface NSObject @end
+
+@interface TestClass : NSObject <TestProtocol>
+
+- (void)newInstanceMethod;
+- (void)deprecatedInstanceMethod __attribute__((deprecated)); // expected-note {{method 'deprecatedInstanceMethod' declared here}}
+
+@end
+
+int main(int argc, const char * argv[])
+{
+
+    TestClass *testObj = (TestClass*)0;
+    [testObj newInstanceMethod];
+    [testObj deprecatedInstanceMethod]; // expected-warning {{'deprecatedInstanceMethod' is deprecated}}
+
+    [testObj newProtocolMethod];
+    [testObj deprecatedProtocolMethod]; // expected-warning {{'deprecatedProtocolMethod' is deprecated}}
+
+    id <TestProtocol> testProto = testObj;
+    [testProto newProtocolMethod];
+    [testProto deprecatedProtocolMethod]; // expected-warning {{'deprecatedProtocolMethod' is deprecated}}
+    return 0;
+}