forked from OSchip/llvm-project
62 lines
1.5 KiB
Plaintext
62 lines
1.5 KiB
Plaintext
// RUN: %clang_cc1 -fsyntax-only -fblocks -verify -std=c++11 %s
|
|
// rdar://9293227
|
|
|
|
@class NSArray;
|
|
|
|
void f(NSArray *a) {
|
|
id keys;
|
|
for (int i : a); // expected-error{{selector element type 'int' is not a valid object}}
|
|
for ((id)2 : a); // expected-error {{for range declaration must declare a variable}} \
|
|
// expected-warning {{expression result unused}}
|
|
for (2 : a); // expected-error {{for range declaration must declare a variable}} \
|
|
// expected-warning {{expression result unused}}
|
|
|
|
for (id thisKey : keys);
|
|
}
|
|
|
|
/* // rdar://9072298 */
|
|
@protocol NSObject @end
|
|
|
|
@interface NSObject <NSObject> {
|
|
Class isa;
|
|
}
|
|
@end
|
|
|
|
typedef struct {
|
|
unsigned long state;
|
|
id *itemsPtr;
|
|
unsigned long *mutationsPtr;
|
|
unsigned long extra[5];
|
|
} NSFastEnumerationState;
|
|
|
|
@protocol NSFastEnumeration
|
|
|
|
- (unsigned long)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)stackbuf count:(unsigned long)len;
|
|
|
|
@end
|
|
|
|
int main ()
|
|
{
|
|
NSObject<NSFastEnumeration>* collection = 0;
|
|
for (id thing : collection) { }
|
|
|
|
id array;
|
|
for (int (^b)(void) : array) {
|
|
if (b() == 10000) {
|
|
return 1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* rdar://problem/11068137 */
|
|
@interface Test2
|
|
@property (assign) id prop;
|
|
@end
|
|
void test2(NSObject<NSFastEnumeration> *collection) {
|
|
Test2 *obj;
|
|
for (obj.prop : collection) { // expected-error {{for range declaration must declare a variable}} \
|
|
// expected-warning {{property access result unused - getters should not be used for side effects}}
|
|
}
|
|
}
|