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1// RUN: %clang_cc1 -fsyntax-only -verify -fobjc-exceptions %s
2
3@interface NSException
4@end
5
6// @throw
7template<typename T>
8void throw_test(T value) {
9  @throw value; // expected-error{{@throw requires an Objective-C object type ('int' invalid)}}
10}
11
12template void throw_test(NSException *);
13template void throw_test(int); // expected-note{{in instantiation of}}
14
15// @synchronized
16template<typename T>
17void synchronized_test(T value) {
18  @synchronized (value) { // expected-error{{@synchronized requires an Objective-C object type ('int' invalid)}}
19    value = 0;
20  }
21}
22
23template void synchronized_test(NSException *);
24template void synchronized_test(int); // expected-note{{in instantiation of}}
25
26// fast enumeration
27@interface NSArray
28- (unsigned int)countByEnumeratingWithState:  (struct __objcFastEnumerationState *)state objects:  (id *)items count:(unsigned int)stackcount;
29@end
30
31@interface NSString
32@end
33
34struct vector {};
35
36template<typename T> void eat(T);
37
38template<typename E, typename T>
39void fast_enumeration_test(T collection) {
40  for (E element in collection) { // expected-error{{selector element type 'int' is not a valid object}} \
41    // expected-error{{the type 'vector' is not a pointer to a fast-enumerable object}}
42    eat(element);
43  }
44
45  E element;
46  for (element in collection) // expected-error{{selector element type 'int' is not a valid object}} \
47    // expected-error{{the type 'vector' is not a pointer to a fast-enumerable object}}
48    eat(element);
49
50  for (NSString *str in collection) // expected-error{{the type 'vector' is not a pointer to a fast-enumerable object}}
51    eat(str);
52
53  NSString *str;
54  for (str in collection) // expected-error{{the type 'vector' is not a pointer to a fast-enumerable object}}
55    eat(str);
56}
57
58template void fast_enumeration_test<NSString *>(NSArray*);
59template void fast_enumeration_test<int>(NSArray*); // expected-note{{in instantiation of}}
60template void fast_enumeration_test<NSString *>(vector); // expected-note{{in instantiation of}}
61
62// @try/@catch/@finally
63
64template<typename T, typename U>
65void try_catch_finally_test(U value) {
66  @try {
67    value = 1; // expected-error{{assigning to 'int *' from incompatible type 'int'}}
68  }
69  @catch (T obj) { // expected-error{{@catch parameter is not a pointer to an interface type}}
70    id x = obj;
71  } @finally {
72    value = 0;
73  }
74}
75
76template void try_catch_finally_test<NSString *>(int);
77template void try_catch_finally_test<NSString *>(int*); // expected-note{{in instantiation of}}
78template void try_catch_finally_test<NSString>(int); // expected-note{{in instantiation of function template specialization 'try_catch_finally_test<NSString, int>' requested here}}
79