1// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fsyntax-only -verify -Wno-objc-root-class %s
2// rdar://9070460
3
4class TCPPObject
5{
6public:
7	TCPPObject(const TCPPObject& inObj);
8	TCPPObject();
9	~TCPPObject();
10
11	TCPPObject& operator=(const TCPPObject& inObj)const ; // expected-note {{'operator=' declared here}}
12
13	void* Data();
14
15private:
16	void* fData;
17};
18
19
20typedef const TCPPObject& CREF_TCPPObject;
21
22@interface TNSObject
23@property (assign, readwrite, nonatomic) CREF_TCPPObject cppObjectNonAtomic;
24@property (assign, readwrite) CREF_TCPPObject cppObjectAtomic;
25@property (assign, readwrite, nonatomic) const TCPPObject& cppObjectDynamic;
26@end
27
28
29@implementation TNSObject
30
31@synthesize cppObjectNonAtomic;
32@synthesize cppObjectAtomic; // expected-error{{atomic property of reference type 'CREF_TCPPObject' (aka 'const TCPPObject &') cannot have non-trivial assignment operator}}
33@dynamic cppObjectDynamic;
34
35- (const TCPPObject&) cppObjectNonAtomic
36{
37	return cppObjectNonAtomic;
38}
39
40- (void) setCppObjectNonAtomic: (const TCPPObject&)cppObject
41{
42	cppObjectNonAtomic = cppObject;
43}
44@end
45
46
47// <rdar://problem/11052352>
48@interface NSObject
49+ alloc;
50- init;
51- class;
52@end
53
54template<typename T> void f() {
55  NSObject *o = [NSObject.alloc init];
56  [o class];
57}
58
59template void f<int>();
60
61// rdar://13602832
62//
63// Make sure that the default-argument checker looks through
64// pseudo-object expressions correctly.  The default argument
65// needs to force l2r to test this effectively because the checker
66// is syntactic and runs before placeholders are handled.
67@interface Test13602832
68- (int) x;
69@end
70namespace test13602832 {
71  template <int N> void foo(Test13602832 *a, int limit = a.x + N) {} // expected-error {{default argument references parameter 'a'}}
72
73  void test(Test13602832 *a) {
74    // FIXME: this is a useless cascade error.
75    foo<1024>(a); // expected-error {{no matching function}}
76  }
77}
78