1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
| // RUN: %clang_cc1 -fsyntax-only -verify -Wattributes %s
typedef long NSInteger;
typedef unsigned long NSUInteger;
typedef signed char BOOL;
@interface NSNumber
@end
@interface NSNumber (NSNumberCreation)
+ (NSNumber *)numberWithChar:(char)value;
+ (NSNumber *)numberWithUnsignedChar:(unsigned char)value;
+ (NSNumber *)numberWithShort:(short)value;
+ (NSNumber *)numberWithUnsignedShort:(unsigned short)value;
+ (NSNumber *)numberWithInt:(int)value;
+ (NSNumber *)numberWithUnsignedInt:(unsigned int)value;
+ (NSNumber *)numberWithLong:(long)value;
+ (NSNumber *)numberWithUnsignedLong:(unsigned long)value;
+ (NSNumber *)numberWithLongLong:(long long)value;
+ (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value;
+ (NSNumber *)numberWithFloat:(float)value;
+ (NSNumber *)numberWithDouble:(double)value;
+ (NSNumber *)numberWithBool:(BOOL)value;
+ (NSNumber *)numberWithInteger:(NSInteger)value;
+ (NSNumber *)numberWithUnsignedInteger:(NSUInteger)value;
@end
typedef struct {
int x, y, z;
} point;
void testStruct() {
point p = { 0, 0, 0 };
id boxed = @(p); // expected-error {{illegal type 'point' used in a boxed expression}}
}
void testPointers() {
void *null = 0;
id boxed_null = @(null); // expected-error {{illegal type 'void *' used in a boxed expression}}
int numbers[] = { 0, 1, 2 };
id boxed_numbers = @(numbers); // expected-error {{illegal type 'int *' used in a boxed expression}}
}
void testInvalid() {
@(not_defined); // expected-error {{use of undeclared identifier 'not_defined'}}
}
enum MyEnum {
ME_foo
};
enum ForwE; // expected-error {{ISO C++ forbids forward references to 'enum' types}}
void testEnum(void *p) {
enum MyEnum myen;
id box = @(myen);
box = @(ME_foo);
box = @(*(enum ForwE*)p); // expected-error {{incomplete type 'enum ForwE' used in a boxed expression}}
}
|