| // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fblocks -fobjc-arc -emit-llvm -o - %s | FileCheck %s |
| |
| // Parameterized classes have no effect on code generation; this test |
| // mainly verifies that CodeGen doesn't assert when substituted types |
| // in uses of methods don't line up exactly with the parameterized |
| // types in the method declarations due to type erasure. "Not crash" |
| // is the only interesting criteria here. |
| |
| @protocol NSObject |
| @end |
| |
| @protocol NSCopying |
| @end |
| |
| __attribute__((objc_root_class)) |
| @interface NSObject <NSObject> |
| @end |
| |
| @interface NSString : NSObject <NSCopying> |
| @end |
| |
| @interface NSMutableArray<T> : NSObject <NSCopying> |
| @property (copy,nonatomic) T firstObject; |
| - (void)addObject:(T)object; |
| - (void)sortWithFunction:(int (*)(T, T))function; |
| - (void)getObjects:(T __strong *)objects length:(unsigned*)length; |
| - (T)objectAtIndexedSubscript:(unsigned)index; |
| - (void)setObject:(T)object atIndexedSubscript:(unsigned)index; |
| @end |
| |
| NSString *getFirstObjectProp(NSMutableArray<NSString *> *array) { |
| return array.firstObject; |
| } |
| |
| NSString *getFirstObjectMethod(NSMutableArray<NSString *> *array) { |
| return [array firstObject]; |
| } |
| |
| void addObject(NSMutableArray<NSString *> *array, NSString *obj) { |
| [array addObject: obj]; |
| } |
| |
| int compareStrings(NSString *x, NSString *y) { return 0; } |
| int compareBlocks(NSString * (^x)(NSString *), |
| NSString * (^y)(NSString *)) { return 0; } |
| |
| void sortTest(NSMutableArray<NSString *> *array, |
| NSMutableArray<NSString * (^)(NSString *)> *array2) { |
| [array sortWithFunction: &compareStrings]; |
| [array2 sortWithFunction: &compareBlocks]; |
| } |
| |
| void getObjectsTest(NSMutableArray<NSString *> *array) { |
| NSString * __strong *objects; |
| unsigned length; |
| [array getObjects: objects length: &length]; |
| } |
| |
| void printMe(NSString *name) { } |
| |
| // CHECK-LABEL: define void @blockTest |
| void blockTest(NSMutableArray<void (^)(void)> *array, NSString *name) { |
| // CHECK-NOT: ret void |
| // CHECK: call i8* @objc_retainBlock |
| [array addObject: ^ { printMe(name); }]; |
| // CHECK-NOT: ret void |
| array[0] = ^ { printMe(name); }; |
| // CHECK: call i8* @objc_retainBlock |
| // CHECK: ret void |
| } |