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e1e33f8e82
-fobjc-subscripting-legacy-runtime which is off by default and on only when using ObjectiveC legacy runtime. Use this flag to allow array and dictionary subscripting and disallow objectiveC pointer arithmatic in ObjectiveC legacy runtime. // rdar://15363492 llvm-svn: 193889
58 lines
1.8 KiB
Objective-C
58 lines
1.8 KiB
Objective-C
// RUN: %clang_cc1 -fsyntax-only -verify %s
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// rdar://10111397
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// RUN: %clang_cc1 -fsyntax-only -triple i386-apple-macosx10.9.0 -fobjc-runtime=macosx-fragile-10.9.0 -fobjc-subscripting-legacy-runtime -verify %s
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// rdar://15363492
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#if __LP64__ || (TARGET_OS_EMBEDDED && !TARGET_OS_IPHONE) || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
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typedef unsigned long NSUInteger;
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#else
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typedef unsigned int NSUInteger;
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#endif
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@class NSString;
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extern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2)));
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@class NSFastEnumerationState;
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@protocol NSFastEnumeration
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- (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id [])buffer count:(NSUInteger)len;
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@end
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@interface NSNumber
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+ (NSNumber *)numberWithInt:(int)value;
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@end
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@interface NSArray <NSFastEnumeration>
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+ (id)arrayWithObjects:(const id [])objects count:(NSUInteger)cnt;
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@end
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int main() {
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NSArray *array = @[@"Hello", @"There", @"How Are You", [NSNumber numberWithInt:42]];
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for (id string in array)
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NSLog(@"%@\n", string);
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NSArray *array1 = @["Forgot"]; // expected-error {{string literal must be prefixed by '@' in a collection}}
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const char *blah;
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NSArray *array2 = @[blah]; // expected-error{{collection element of type 'const char *' is not an Objective-C object}}
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}
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// rdar://14303083
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id Test14303083() {
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id obj = @[ @"A", (@"B" @"C")];
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return @[ @"A", @"B" @"C"]; // expected-warning {{concatenated NSString literal for an NSArray expression - possibly missing a comma}}
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}
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id radar15147688() {
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#define R15147688_A @"hello"
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#define R15147688_B "world"
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#define CONCATSTR R15147688_A R15147688_B
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id x = @[ @"stuff", CONCATSTR ]; // no-warning
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x = @[ @"stuff", @"hello" "world"]; // expected-warning {{concatenated NSString literal for an NSArray expression}}
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return x;
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}
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