1 // RUN: %clang_cc1 -std=c++11 %s -verify
2
3 void operator "" _a(const char *);
4
5 namespace N {
6 using ::operator "" _a;
7
8 void operator "" _b(const char *);
9 }
10
11 using N::operator "" _b;
12
13 class C {
14 void operator "" _c(const char *); // expected-error {{must be in a namespace or global scope}}
15
16 static void operator "" _c(unsigned long long); // expected-error {{must be in a namespace or global scope}}
17
18 friend void operator "" _d(const char *);
19 };
20
21 int operator "" _e; // expected-error {{cannot be the name of a variable}}
22
f()23 void f() {
24 int operator "" _f; // expected-error {{cannot be the name of a variable}}
25 }
26
27 extern "C++" {
28 void operator "" _g(const char *);
29 }
30
operator ""_h()31 template<char...> void operator "" _h() {}
32
operator ""_h<'a','b','c'>()33 template<> void operator "" _h<'a', 'b', 'c'>() {}
34
35 template void operator "" _h<'a', 'b', 'c', 'd'>();
36
37 namespace rdar13605348 {
38
39 class C {
operator ""_x(long double value)40 double operator"" _x(long double value) { return double(value); } // expected-error{{literal operator 'operator""_x' must be in a namespace or global scope}}
value()41 double value() { return 3.2_x; } // expected-error{{no matching literal operator for call to}}
42 };
43
44 }
45