1 files changed, 48 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/class-protocol-method-match.m b/clang/test/SemaObjC/class-protocol-method-match.m
new file mode 100644
index 0000000..7c936e6
--- /dev/null
+++ b/clang/test/SemaObjC/class-protocol-method-match.m
@@ -0,0 +1,48 @@
+// RUN: %clang_cc1  -Woverriding-method-mismatch -fsyntax-only -verify -Wno-objc-root-class %s
+// rdar://9352731
+
+@protocol Bar 
+@required
+- (bycopy id)bud; // expected-note {{previous declaration is here}}
+- (unsigned char) baz; // expected-note {{previous declaration is here}}
+- (char) ok;
+- (void) also_ok;
+@end
+
+@protocol Bar1 
+@required
+- (unsigned char) baz; // expected-note {{previous declaration is here}}
+- (unsigned char) also_ok; // expected-note {{previous declaration is here}}
+- (void) ban : (int) arg, ...; // expected-note {{previous declaration is here}}
+@end
+
+@protocol Baz <Bar, Bar1>
+- (void) bar : (unsigned char)arg; // expected-note {{previous declaration is here}}
+- (void) ok;
+- (char) bak; // expected-note {{previous declaration is here}}
+@end
+
+@interface Foo <Baz>
+- (id)bud; // expected-warning {{conflicting distributed object modifiers on return type in declaration of 'bud'}}
+- (void) baz; // expected-warning 2 {{conflicting return type in declaration of 'baz': 'unsigned char' vs 'void'}}
+- (void) bar : (unsigned char*)arg; // expected-warning {{conflicting parameter types in declaration of 'bar:': 'unsigned char' vs 'unsigned char *'}}
+- (void) ok;
+- (void) also_ok; // expected-warning {{conflicting return type in declaration of 'also_ok': 'unsigned char' vs 'void'}}
+- (void) still_ok;
+- (void) ban : (int) arg; // expected-warning {{conflicting variadic declaration of method and its implementation}}
+@end
+
+@interface Foo()
+- (void) bak;
+@end
+
+@implementation Foo
+- (bycopy id)bud { return 0; }
+- (void) baz {}
+- (void) bar : (unsigned char*)arg {}
+- (void) ok {}
+- (void) also_ok {}
+- (void) still_ok {}
+- (void) ban : (int) arg {}
+- (void) bak {} // expected-warning {{conflicting return type in declaration of 'bak': 'char' vs 'void'}}
+@end