Add the clang library to the repo (with some of my changes, too).

1 files changed, 74 insertions, 0 deletions

diff --git a/clang/test/SemaObjC/method-undef-category-warn-1.m b/clang/test/SemaObjC/method-undef-category-warn-1.m
new file mode 100644
index 0000000..2548cbd
--- /dev/null
+++ b/clang/test/SemaObjC/method-undef-category-warn-1.m
@@ -0,0 +1,74 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+@interface MyClass1
+@end
+
+@protocol P
+- (void) Pmeth;	  // expected-note {{method 'Pmeth' declared here}}
+- (void) Pmeth1;    // expected-note {{method 'Pmeth1' declared here}}
+@end
+
+@interface MyClass1(CAT) <P> // expected-note {{required for direct or indirect protocol 'P'}}
+- (void) meth2;	 // expected-note {{method definition for 'meth2' not found}}
+@end
+
+@implementation MyClass1(CAT) // expected-warning {{incomplete implementation}}  \
+				// expected-warning {{method 'Pmeth' in protocol not implemented}}
+- (void) Pmeth1{}
+@end
+
+@interface MyClass1(DOG) <P> // expected-note {{required for direct or indirect protocol 'P'}}
+- (void)ppp;    // expected-note {{method definition for 'ppp' not found}} 
+@end
+
+@implementation MyClass1(DOG) // expected-warning {{incomplete implementation}} \
+		// expected-warning {{method 'Pmeth1' in protocol not implemented}}
+- (void) Pmeth {}
+@end
+
+@implementation MyClass1(CAT1)
+@end
+
+// rdar://10823023
+@class NSString;
+
+@protocol NSObject
+- (NSString *)meth_inprotocol;
+@end
+
+@interface NSObject <NSObject>
+- (NSString *)description;
++ (NSString *) cls_description;
+@end
+
+@protocol Foo 
+- (NSString *)description;
++ (NSString *) cls_description;
+@end
+
+@interface NSObject (FooConformance) <Foo>
+@end
+
+@implementation NSObject (FooConformance)
+@end
+
+// rdar://11186449
+// Don't warn when a category does not implemented a method imported
+// by its protocol because another category has its declaration and
+// that category will implement it.
+@interface NSOrderedSet @end
+
+@interface NSOrderedSet(CoolectionImplements)
+- (unsigned char)containsObject:(id)object;
+@end
+
+@protocol Collection
+- (unsigned char)containsObject:(id)object;
+@end
+
+@interface NSOrderedSet (CollectionConformance) <Collection>
+@end
+
+@implementation NSOrderedSet (CollectionConformance)
+@end
+