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1 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-unused %s
2 // expected-no-diagnostics
3 
4 // Tests that overload resolution is treated as an unevaluated context.
5 // PR5541
6 struct Foo
7 {
8     Foo *next;
9 };
10 
11 template <typename>
12 struct Bar
13 {
14 };
15 
16 
17 template <typename T>
18 class Wibble
19 {
20     typedef Bar<T> B;
21 
concrete(Foo * node)22     static inline B *concrete(Foo *node) {
23         int a[sizeof(T) ? -1 : -1];
24         return reinterpret_cast<B *>(node);
25     }
26 
27 public:
28     class It
29     {
30         Foo *i;
31 
32     public:
operator B*() const33         inline operator B *() const { return concrete(i); }
operator !=(const It & o) const34         inline bool operator!=(const It &o) const { return i !=
35 o.i; }
36     };
37 };
38 
f()39 void f() {
40   Wibble<void*>::It a, b;
41 
42   a != b;
43 }
44