xref: /minix3/external/bsd/llvm/dist/clang/test/SemaObjC/objc-array-literal.m (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc// RUN: %clang_cc1  -fsyntax-only -verify %s
2*f4a2713aSLionel Sambuc// rdar://10111397
3*f4a2713aSLionel Sambuc// RUN: %clang_cc1  -fsyntax-only -triple i386-apple-macosx10.9.0 -fobjc-runtime=macosx-fragile-10.9.0 -fobjc-subscripting-legacy-runtime -verify %s
4*f4a2713aSLionel Sambuc// rdar://15363492
5*f4a2713aSLionel Sambuc
6*f4a2713aSLionel Sambuc#if __LP64__ || (TARGET_OS_EMBEDDED && !TARGET_OS_IPHONE) || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
7*f4a2713aSLionel Sambuctypedef unsigned long NSUInteger;
8*f4a2713aSLionel Sambuc#else
9*f4a2713aSLionel Sambuctypedef unsigned int NSUInteger;
10*f4a2713aSLionel Sambuc#endif
11*f4a2713aSLionel Sambuc
12*f4a2713aSLionel Sambuc@class NSString;
13*f4a2713aSLionel Sambuc
14*f4a2713aSLionel Sambucextern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2)));
15*f4a2713aSLionel Sambuc
16*f4a2713aSLionel Sambuc@class NSFastEnumerationState;
17*f4a2713aSLionel Sambuc
18*f4a2713aSLionel Sambuc@protocol NSFastEnumeration
19*f4a2713aSLionel Sambuc
20*f4a2713aSLionel Sambuc- (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id [])buffer count:(NSUInteger)len;
21*f4a2713aSLionel Sambuc
22*f4a2713aSLionel Sambuc@end
23*f4a2713aSLionel Sambuc
24*f4a2713aSLionel Sambuc@interface NSNumber
25*f4a2713aSLionel Sambuc+ (NSNumber *)numberWithInt:(int)value;
26*f4a2713aSLionel Sambuc@end
27*f4a2713aSLionel Sambuc
28*f4a2713aSLionel Sambuc@interface NSArray <NSFastEnumeration>
29*f4a2713aSLionel Sambuc+ (id)arrayWithObjects:(const id [])objects count:(NSUInteger)cnt;
30*f4a2713aSLionel Sambuc@end
31*f4a2713aSLionel Sambuc
32*f4a2713aSLionel Sambuc
33*f4a2713aSLionel Sambucint main() {
34*f4a2713aSLionel Sambuc NSArray *array = @[@"Hello", @"There", @"How Are You", [NSNumber numberWithInt:42]];
35*f4a2713aSLionel Sambuc
36*f4a2713aSLionel Sambuc  for (id string in array)
37*f4a2713aSLionel Sambuc    NSLog(@"%@\n", string);
38*f4a2713aSLionel Sambuc
39*f4a2713aSLionel Sambuc  NSArray *array1 = @["Forgot"]; // expected-error {{string literal must be prefixed by '@' in a collection}}
40*f4a2713aSLionel Sambuc
41*f4a2713aSLionel Sambuc  const char *blah;
42*f4a2713aSLionel Sambuc  NSArray *array2 = @[blah]; // expected-error{{collection element of type 'const char *' is not an Objective-C object}}
43*f4a2713aSLionel Sambuc}
44*f4a2713aSLionel Sambuc
45*f4a2713aSLionel Sambuc// rdar://14303083
46*f4a2713aSLionel Sambucid Test14303083() {
47*f4a2713aSLionel Sambuc  id obj = @[ @"A", (@"B" @"C")];
48*f4a2713aSLionel Sambuc  return @[ @"A", @"B" @"C"]; // expected-warning {{concatenated NSString literal for an NSArray expression - possibly missing a comma}}
49*f4a2713aSLionel Sambuc}
50*f4a2713aSLionel Sambucid radar15147688() {
51*f4a2713aSLionel Sambuc#define R15147688_A @"hello"
52*f4a2713aSLionel Sambuc#define R15147688_B "world"
53*f4a2713aSLionel Sambuc#define CONCATSTR R15147688_A R15147688_B
54*f4a2713aSLionel Sambuc  id x = @[ @"stuff", CONCATSTR ]; // no-warning
55*f4a2713aSLionel Sambuc  x = @[ @"stuff", @"hello" "world"]; // expected-warning {{concatenated NSString literal for an NSArray expression}}
56*f4a2713aSLionel Sambuc  return x;
57*f4a2713aSLionel Sambuc}
58