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1// RUN: %clang_cc1 -fsyntax-only -verify -Wattributes %s2 3typedef long NSInteger;4typedef unsigned long NSUInteger;5typedef signed char BOOL;6 7@interface NSNumber8@end9@interface NSNumber (NSNumberCreation)10+ (NSNumber *)numberWithChar:(char)value;11+ (NSNumber *)numberWithUnsignedChar:(unsigned char)value;12+ (NSNumber *)numberWithShort:(short)value;13+ (NSNumber *)numberWithUnsignedShort:(unsigned short)value;14+ (NSNumber *)numberWithInt:(int)value;15+ (NSNumber *)numberWithUnsignedInt:(unsigned int)value;16+ (NSNumber *)numberWithLong:(long)value;17+ (NSNumber *)numberWithUnsignedLong:(unsigned long)value;18+ (NSNumber *)numberWithLongLong:(long long)value;19+ (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value;20+ (NSNumber *)numberWithFloat:(float)value;21+ (NSNumber *)numberWithDouble:(double)value;22+ (NSNumber *)numberWithBool:(BOOL)value;23+ (NSNumber *)numberWithInteger:(NSInteger)value;24+ (NSNumber *)numberWithUnsignedInteger:(NSUInteger)value;25@end26 27typedef struct {28 int x, y, z;29} point;30 31void testStruct() {32 point p = { 0, 0, 0 };33 id boxed = @(p); // expected-error {{illegal type 'point' used in a boxed expression}}34}35 36void testPointers() {37 void *null = 0;38 id boxed_null = @(null); // expected-error {{illegal type 'void *' used in a boxed expression}}39 int numbers[] = { 0, 1, 2 };40 id boxed_numbers = @(numbers); // expected-error {{illegal type 'int *' used in a boxed expression}}41}42 43void testInvalid() {44 @(not_defined); // expected-error {{use of undeclared identifier 'not_defined'}}45}46 47enum MyEnum {48 ME_foo49};50 51enum ForwE; // expected-error {{ISO C++ forbids forward references to 'enum' types}}52 53void testEnum(void *p) {54 enum MyEnum myen;55 id box = @(myen);56 box = @(ME_foo);57 box = @(*(enum ForwE*)p); // expected-error {{incomplete type 'enum ForwE' used in a boxed expression}}58}59