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author | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
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committer | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
commit | 222e2a7620e6520ffaf4fc4e69d79c18da31542e (patch) | |
tree | 7bfbc05bfa3b41c8f9d2e56d53a0bc3e310df239 /clang/test/SemaObjC/unqualified-to-qualified-class-warn.m | |
parent | 3d206f03985b50beacae843d880bccdc91a9f424 (diff) |
Add the clang library to the repo (with some of my changes, too).
Diffstat (limited to 'clang/test/SemaObjC/unqualified-to-qualified-class-warn.m')
-rw-r--r-- | clang/test/SemaObjC/unqualified-to-qualified-class-warn.m | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/unqualified-to-qualified-class-warn.m b/clang/test/SemaObjC/unqualified-to-qualified-class-warn.m new file mode 100644 index 0000000..e6fa138 --- /dev/null +++ b/clang/test/SemaObjC/unqualified-to-qualified-class-warn.m @@ -0,0 +1,72 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s +// rdar://9091389 + +@protocol Fooable +- (void)foo; +@end + +@protocol SubFooable <Fooable> +@end + +@interface AClass +@end + +@interface BClass : AClass <SubFooable> +@end + +@implementation BClass +- (void)foo { +} +@end + +void functionTakingAClassConformingToAProtocol(AClass <Fooable> *instance) { // expected-note {{passing argument to parameter 'instance' here}} +} + +int main () { + AClass *aobject = 0; + BClass *bobject = 0; + functionTakingAClassConformingToAProtocol(aobject); // expected-warning {{incompatible pointer types passing 'AClass *' to parameter of type 'AClass<Fooable> *'}} + functionTakingAClassConformingToAProtocol(bobject); // Shouldn't warn - does implement Fooable + return 0; +} + +// rdar://9267196 +@interface NSObject @end + +@protocol MyProtocol +@end + +@interface MyClass : NSObject +{ +} +@end + +@implementation MyClass +@end + +@interface MySubclass : MyClass <MyProtocol> +{ +} +@end + +@interface MyTestClass : NSObject +{ +@private + NSObject <MyProtocol> *someObj; +} + +@property (nonatomic, assign) NSObject <MyProtocol> *someObj; + +@end + +@implementation MyTestClass + +@synthesize someObj; + +- (void)someMethod +{ + MySubclass *foo; + [self setSomeObj:foo]; // no warning here! +} + +@end |