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