1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
2 
3 template<typename T> T &lvalue();
4 template<typename T> T &&xvalue();
5 template<typename T> T prvalue();
6 
7 struct X0 {
8   int &f() &;
9   float &f() &&;
10 
11   template<typename T> int &ft(T) &;
12   template<typename T> float &ft(T) &&;
13 
14   typedef int &(*func_int_ref)();
15   typedef float &(*func_float_ref)();
16 
17   operator func_int_ref() &;
18   operator func_float_ref() &&;
19 
20   void g();
21 
22   void c() const; // expected-note {{'c' declared here}}
23   void v() volatile; // expected-note {{'v' declared here}}
24   void r() __restrict__; // expected-note {{'r' declared here}}
25   void cr() const __restrict__; // expected-note {{'cr' declared here}}
26   void cv() const volatile;
27   void vr() volatile __restrict__; // expected-note {{'vr' declared here}}
28   void cvr() const volatile __restrict__;
29 
30   void lvalue() &; // expected-note 2 {{'lvalue' declared here}}
31   void const_lvalue() const&;
32   void rvalue() &&; // expected-note {{'rvalue' declared here}}
33 
34   int &operator+(const X0&) &;
35   float &operator+(const X0&) &&;
36 
37   template<typename T> int &operator+(const T&) &;
38   template<typename T> float &operator+(const T&) &&;
39 
40   int &h() const&;
41   float &h() &&;
42   int &h2() const&;
43   float &h2() const&&;
44 };
45 
g()46 void X0::g() { // expected-note {{'g' declared here}}
47   int &ir1 = f();
48   int &ir2 = X0::f();
49 }
50 
test_ref_qualifier_binding()51 void test_ref_qualifier_binding() {
52   int &ir1 = lvalue<X0>().f();
53   float &fr1 = xvalue<X0>().f();
54   float &fr2 = prvalue<X0>().f();
55   int &ir2 = lvalue<X0>().ft(1);
56   float &fr3 = xvalue<X0>().ft(2);
57   float &fr4 = prvalue<X0>().ft(3);
58 }
59 
test_ref_qualifier_binding_with_surrogates()60 void test_ref_qualifier_binding_with_surrogates() {
61   int &ir1 = lvalue<X0>()();
62   float &fr1 = xvalue<X0>()();
63   float &fr2 = prvalue<X0>()();
64 }
65 
test_ref_qualifier_binding_operators()66 void test_ref_qualifier_binding_operators() {
67   int &ir1 = lvalue<X0>() + prvalue<X0>();
68   float &fr1 = xvalue<X0>() + prvalue<X0>();
69   float &fr2 = prvalue<X0>() + prvalue<X0>();
70   int &ir2 = lvalue<X0>() + 1;
71   float &fr3 = xvalue<X0>() + 2;
72   float &fr4 = prvalue<X0>() + 3;
73 }
74 
test_ref_qualifier_overloading()75 void test_ref_qualifier_overloading() {
76   int &ir1 = lvalue<X0>().h();
77   float &fr1 = xvalue<X0>().h();
78   float &fr2 = prvalue<X0>().h();
79   int &ir2 = lvalue<X0>().h2();
80   float &fr3 = xvalue<X0>().h2();
81   float &fr4 = prvalue<X0>().h2();
82 }
83 
test_diagnostics(const volatile X0 & __restrict__ cvr)84 void test_diagnostics(const volatile X0 &__restrict__ cvr) {
85   cvr.g(); // expected-error {{'this' argument to member function 'g' has type 'const volatile X0', but function is not marked const or volatile}}
86   cvr.c(); // expected-error {{not marked volatile}}
87   cvr.v(); // expected-error {{not marked const}}
88   cvr.r(); // expected-error {{not marked const or volatile}}
89   cvr.cr(); // expected-error {{not marked volatile}}
90   cvr.cv();
91   cvr.vr(); // expected-error {{not marked const}}
92   cvr.cvr();
93 
94   lvalue<X0>().lvalue();
95   lvalue<X0>().const_lvalue();
96   lvalue<X0>().rvalue(); // expected-error {{'this' argument to member function 'rvalue' is an lvalue, but function has rvalue ref-qualifier}}
97 
98   xvalue<X0>().lvalue(); // expected-error {{'this' argument to member function 'lvalue' is an rvalue, but function has non-const lvalue ref-qualifier}}
99   xvalue<X0>().const_lvalue();
100   xvalue<X0>().rvalue();
101 
102   prvalue<X0>().lvalue(); // expected-error {{'this' argument to member function 'lvalue' is an rvalue, but function has non-const lvalue ref-qualifier}}
103   prvalue<X0>().const_lvalue();
104   prvalue<X0>().rvalue();
105 }
106