1// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-pch -x objective-c++ -std=c++0x -o %t %s
2// RUN: %clang_cc1 -triple %itanium_abi_triple -include-pch %t -x objective-c++ -std=c++0x -verify %s
3// RUN: %clang_cc1 -triple %itanium_abi_triple -include-pch %t -x objective-c++ -std=c++0x -ast-print %s | FileCheck -check-prefix=CHECK-PRINT %s
4// RUN: %clang_cc1 -triple %itanium_abi_triple -include-pch %t -x objective-c++ -std=c++0x -emit-llvm -o - %s | FileCheck -check-prefix=CHECK-IR %s
5
6// expected-no-diagnostics
7
8#ifndef HEADER
9#define HEADER
10
11typedef unsigned char BOOL;
12
13@interface NSNumber @end
14
15@interface NSNumber (NSNumberCreation)
16+ (NSNumber *)numberWithChar:(char)value;
17+ (NSNumber *)numberWithUnsignedChar:(unsigned char)value;
18+ (NSNumber *)numberWithShort:(short)value;
19+ (NSNumber *)numberWithUnsignedShort:(unsigned short)value;
20+ (NSNumber *)numberWithInt:(int)value;
21+ (NSNumber *)numberWithUnsignedInt:(unsigned int)value;
22+ (NSNumber *)numberWithLong:(long)value;
23+ (NSNumber *)numberWithUnsignedLong:(unsigned long)value;
24+ (NSNumber *)numberWithLongLong:(long long)value;
25+ (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value;
26+ (NSNumber *)numberWithFloat:(float)value;
27+ (NSNumber *)numberWithDouble:(double)value;
28+ (NSNumber *)numberWithBool:(BOOL)value;
29@end
30
31@interface NSArray
32@end
33
34@interface NSArray (NSArrayCreation)
35+ (id)arrayWithObjects:(const id [])objects count:(unsigned long)cnt;
36@end
37
38@interface NSDictionary
39+ (id)dictionaryWithObjects:(const id [])objects forKeys:(const id [])keys count:(unsigned long)cnt;
40@end
41
42template<typename T, typename U>
43struct pair {
44  T first;
45  U second;
46};
47
48template<typename T, typename U>
49pair<T, U> make_pair(const T& first, const U& second) {
50  return { first, second };
51}
52
53// CHECK-IR: define linkonce_odr void @_Z29variadic_dictionary_expansionIJP8NSStringS1_EJP8NSNumberS3_EEvDp4pairIT_T0_E
54template<typename ...Ts, typename ... Us>
55void variadic_dictionary_expansion(pair<Ts, Us>... key_values) {
56  // CHECK-PRINT: id dict = @{ key_values.first : key_values.second... };
57  // CHECK-IR: {{call.*objc_msgSend}}
58  // CHECK-IR: ret void
59  id dict = @{ key_values.first : key_values.second ... };
60}
61
62#else
63void test_all() {
64  variadic_dictionary_expansion(make_pair(@"Seventeen", @17), 
65                                make_pair(@"YES", @true));
66}
67#endif
68