1 files changed, 24 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/method-undef-extension-warn-1.m b/clang/test/SemaObjC/method-undef-extension-warn-1.m
new file mode 100644
index 0000000..c092f24
--- /dev/null
+++ b/clang/test/SemaObjC/method-undef-extension-warn-1.m
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
+
+@interface MyClass // expected-note {{required for direct or indirect protocol 'P'}}
+@end
+
+@protocol P
+- (void)Pmeth;
+- (void)Pmeth1; // expected-note {{method 'Pmeth1' declared here}}
+@end
+
+// Class extension
+@interface MyClass () <P>
+- (void)meth2; // expected-note {{method definition for 'meth2' not found}}
+@end
+
+// Add a category to test that clang does not emit warning for this method.
+@interface MyClass (Category) 
+- (void)categoryMethod;
+@end
+
+@implementation MyClass // expected-warning {{incomplete implementation}}  \
+			// expected-warning {{method 'Pmeth1' in protocol not implemented}}
+- (void)Pmeth {}
+@end