1 | // RUN: %clang_cc1 -fsyntax-only -verify -std=c++0x -fblocks %s |
2 | |
3 | // rdar://11231426 |
4 | typedef signed char BOOL; |
5 | |
6 | void y(BOOL (^foo)()); |
7 | |
8 | void x() { |
9 | y(^{ |
10 | return __objc_yes; |
11 | }); |
12 | } |
13 | |
14 | @protocol NSCopying |
15 | - copy; |
16 | @end |
17 | |
18 | @interface NSObject |
19 | @end |
20 | |
21 | @interface NSNumber : NSObject <NSCopying> |
22 | -copy; |
23 | @end |
24 | |
25 | @interface NSNumber (NSNumberCreation) |
26 | + (NSNumber *)numberWithChar:(char)value; |
27 | + (NSNumber *)numberWithUnsignedChar:(unsigned char)value; |
28 | + (NSNumber *)numberWithShort:(short)value; |
29 | + (NSNumber *)numberWithUnsignedShort:(unsigned short)value; |
30 | + (NSNumber *)numberWithInt:(int)value; |
31 | + (NSNumber *)numberWithUnsignedInt:(unsigned int)value; |
32 | + (NSNumber *)numberWithLong:(long)value; |
33 | + (NSNumber *)numberWithUnsignedLong:(unsigned long)value; |
34 | + (NSNumber *)numberWithLongLong:(long long)value; |
35 | + (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value; |
36 | + (NSNumber *)numberWithFloat:(float)value; |
37 | + (NSNumber *)numberWithDouble:(double)value; |
38 | + (NSNumber *)numberWithBool:(BOOL)value; |
39 | @end |
40 | |
41 | @interface NSArray : NSObject <NSCopying> |
42 | -copy; |
43 | @end |
44 | |
45 | @interface NSArray (NSArrayCreation) |
46 | + (id)arrayWithObjects:(const id [])objects count:(unsigned long)cnt; |
47 | @end |
48 | |
49 | @interface NSDictionary |
50 | + (id)dictionaryWithObjects:(const id [])objects forKeys:(const id<NSCopying> [])keys count:(unsigned long)cnt; |
51 | @end |
52 | |
53 | @interface NSString |
54 | @end |
55 | |
56 | template<typename T> |
57 | struct ConvertibleTo { |
58 | operator T(); |
59 | }; |
60 | |
61 | template<typename T> |
62 | struct ExplicitlyConvertibleTo { |
63 | explicit operator T(); |
64 | }; |
65 | |
66 | template<typename T> |
67 | class PrivateConvertibleTo { |
68 | private: |
69 | operator T(); // expected-note{{declared private here}} |
70 | }; |
71 | |
72 | template<typename T> ConvertibleTo<T> makeConvertible(); |
73 | |
74 | struct X { |
75 | ConvertibleTo<id> x; |
76 | ConvertibleTo<id> get(); |
77 | }; |
78 | |
79 | template<typename T> T test_numeric_instantiation() { |
80 | return @-17.42; |
81 | } |
82 | |
83 | template id test_numeric_instantiation(); |
84 | |
85 | void test_convertibility(ConvertibleTo<NSArray*> toArray, |
86 | ConvertibleTo<id> toId, |
87 | ConvertibleTo<int (^)(int)> toBlock, |
88 | ConvertibleTo<int> toInt, |
89 | ExplicitlyConvertibleTo<NSArray *> toArrayExplicit) { |
90 | id array = @[ |
91 | toArray, |
92 | toId, |
93 | toBlock, |
94 | toInt // expected-error{{collection element of type 'ConvertibleTo<int>' is not an Objective-C object}} |
95 | ]; |
96 | id array2 = @[ toArrayExplicit ]; // expected-error{{collection element of type 'ExplicitlyConvertibleTo<NSArray *>' is not an Objective-C object}} |
97 | |
98 | id array3 = @[ |
99 | makeConvertible<id>(), |
100 | makeConvertible<id>, // expected-error{{collection element of type 'ConvertibleTo<id> ()' is not an Objective-C object}} |
101 | ]; |
102 | |
103 | X x; |
104 | id array4 = @[ x.x ]; |
105 | id array5 = @[ x.get ]; // expected-error{{reference to non-static member function must be called}} |
106 | id array6 = @[ PrivateConvertibleTo<NSArray*>() ]; // expected-error{{operator NSArray *' is a private member of 'PrivateConvertibleTo<NSArray *>'}} |
107 | } |
108 | |
109 | template<typename T> |
110 | void test_array_literals(T t) { |
111 | id arr = @[ @17, t ]; // expected-error{{collection element of type 'int' is not an Objective-C object}} |
112 | } |
113 | |
114 | template void test_array_literals(id); |
115 | template void test_array_literals(NSArray*); |
116 | template void test_array_literals(int); // expected-note{{in instantiation of function template specialization 'test_array_literals<int>' requested here}} |
117 | |
118 | template<typename T, typename U> |
119 | void test_dictionary_literals(T t, U u) { |
120 | NSObject *object; |
121 | id dict = @{ |
122 | @17 : t, // expected-error{{collection element of type 'int' is not an Objective-C object}} |
123 | u : @42 // expected-error{{collection element of type 'int' is not an Objective-C object}} |
124 | }; |
125 | |
126 | id dict2 = @{ |
127 | object : @"object" // expected-error{{cannot initialize a parameter of type 'const id<NSCopying>' with an rvalue of type 'NSObject *'}} |
128 | }; |
129 | } |
130 | |
131 | template void test_dictionary_literals(id, NSArray*); |
132 | template void test_dictionary_literals(NSArray*, id); |
133 | template void test_dictionary_literals(int, id); // expected-note{{in instantiation of function template specialization 'test_dictionary_literals<int, id>' requested here}} |
134 | template void test_dictionary_literals(id, int); // expected-note{{in instantiation of function template specialization 'test_dictionary_literals<id, int>' requested here}} |
135 | |
136 | template<typename ...Args> |
137 | void test_bad_variadic_array_literal(Args ...args) { |
138 | id arr1 = @[ args ]; // expected-error{{initializer contains unexpanded parameter pack 'args'}} |
139 | } |
140 | |
141 | template<typename ...Args> |
142 | void test_variadic_array_literal(Args ...args) { |
143 | id arr1 = @[ args... ]; // expected-error{{collection element of type 'int' is not an Objective-C object}} |
144 | } |
145 | template void test_variadic_array_literal(id); |
146 | template void test_variadic_array_literal(id, NSArray*); |
147 | template void test_variadic_array_literal(id, int, NSArray*); // expected-note{{in instantiation of function template specialization 'test_variadic_array_literal<id, int, NSArray *>' requested here}} |
148 | |
149 | template<typename ...Args> |
150 | void test_bad_variadic_dictionary_literal(Args ...args) { |
151 | id dict = @{ args : @17 }; // expected-error{{initializer contains unexpanded parameter pack 'args'}} |
152 | } |
153 | |
154 | // Test array literal pack expansions. |
155 | template<typename T, typename U> |
156 | struct pair { |
157 | T first; |
158 | U second; |
159 | }; |
160 | |
161 | template<typename T, typename ...Ts, typename ... Us> |
162 | void test_variadic_dictionary_expansion(T t, pair<Ts, Us>... key_values) { |
163 | id dict = @{ |
164 | t : key_values.second ..., // expected-error{{collection element of type 'int' is not an Objective-C object}} |
165 | key_values.first : key_values.second ..., // expected-error{{collection element of type 'float' is not an Objective-C object}} |
166 | key_values.second : t ... |
167 | }; |
168 | } |
169 | |
170 | template void test_variadic_dictionary_expansion(id, |
171 | pair<NSNumber*, id>, |
172 | pair<id, ConvertibleTo<id>>); |
173 | template void test_variadic_dictionary_expansion(NSNumber *, // expected-note{{in instantiation of function template specialization}} |
174 | pair<NSNumber*, int>, |
175 | pair<id, ConvertibleTo<id>>); |
176 | template void test_variadic_dictionary_expansion(NSNumber *, // expected-note{{in instantiation of function template specialization}} |
177 | pair<NSNumber*, id>, |
178 | pair<float, ConvertibleTo<id>>); |
179 | |
180 | // Test parsing |
181 | struct key { |
182 | static id value; |
183 | }; |
184 | |
185 | id key; |
186 | id value; |
187 | |
188 | void test_dictionary_colon() { |
189 | id dict = @{ key : value }; |
190 | } |
191 | |
192 | void testConstExpr() { |
193 | constexpr NSString *t0 = @"abc"; |
194 | constexpr NSString *t1 = @("abc"); |
195 | } |
196 | |