1// RUN: %clang_cc1 -verify -std=c++11 -Wno-anonymous-pack-parens %s
2// RUN: cp %s %t
3// RUN: not %clang_cc1 -x c++ -std=c++11 -fixit %t
4// RUN: %clang_cc1 -Wall -pedantic -x c++ -std=c++11 %t
5
6/* This is a test of the various code modification hints that only
7   apply in C++0x. */
8struct A {
9  explicit operator int(); // expected-note{{conversion to integral type}}
10};
11
12void x() {
13  switch(A()) { // expected-error{{explicit conversion to}}
14  }
15}
16
17using ::T = void; // expected-error {{name defined in alias declaration must be an identifier}}
18using typename U = void; // expected-error {{name defined in alias declaration must be an identifier}}
19using typename ::V = void; // expected-error {{name defined in alias declaration must be an identifier}}
20
21namespace SemiCommaTypo {
22  int m {},
23  n [[]], // expected-error {{expected ';' at end of declaration}}
24  int o;
25
26  struct Base {
27    virtual void f2(), f3();
28  };
29  struct MemberDeclarator : Base {
30    int k : 4,
31        //[[]] : 1, FIXME: test this once we support attributes here
32        : 9, // expected-error {{expected ';' at end of declaration}}
33    char c, // expected-error {{expected ';' at end of declaration}}
34    typedef void F(), // expected-error {{expected ';' at end of declaration}}
35    F f1,
36      f2 final,
37      f3 override, // expected-error {{expected ';' at end of declaration}}
38  };
39}
40
41namespace ScopedEnum {
42  enum class E { a };
43
44  enum class E b = E::a; // expected-error {{must use 'enum' not 'enum class'}}
45  struct S {
46    friend enum class E; // expected-error {{must use 'enum' not 'enum class'}}
47  };
48}
49
50struct S2 {
51  void f(int i);
52  void g(int i);
53};
54
55void S2::f(int i) {
56  (void)[&, &i, &i]{}; // expected-error 2{{'&' cannot precede a capture when the capture default is '&'}}
57  (void)[=, this]{ this->g(5); }; // expected-error{{'this' cannot be explicitly captured}}
58  (void)[i, i]{ }; // expected-error{{'i' can appear only once in a capture list}}
59  (void)[&, i, i]{ }; // expected-error{{'i' can appear only once in a capture list}}
60  (void)[] mutable { }; // expected-error{{lambda requires '()' before 'mutable'}}
61  (void)[] -> int { }; // expected-error{{lambda requires '()' before return type}}
62}
63
64#define bar "bar"
65const char *p = "foo"bar; // expected-error {{requires a space between}}
66#define ord - '0'
67int k = '4'ord; // expected-error {{requires a space between}}
68
69void operator"x" _y(char); // expected-error {{must be '""'}}
70void operator L"" _z(char); // expected-error {{encoding prefix}}
71void operator "x" "y" U"z" ""_whoops "z" "y"(char); // expected-error {{must be '""'}}
72
73void f() {
74  'b'_y;
75  'c'_z;
76  'd'_whoops;
77}
78
79template<typename ...Ts> struct MisplacedEllipsis {
80  int a(Ts ...(x)); // expected-error {{'...' must immediately precede declared identifier}}
81  int b(Ts ...&x); // expected-error {{'...' must immediately precede declared identifier}}
82  int c(Ts ...&); // expected-error {{'...' must be innermost component of anonymous pack declaration}}
83  int d(Ts ...(...&...)); // expected-error 2{{'...' must be innermost component of anonymous pack declaration}}
84  int e(Ts ...*[]); // expected-error {{'...' must be innermost component of anonymous pack declaration}}
85  int f(Ts ...(...*)()); // expected-error 2{{'...' must be innermost component of anonymous pack declaration}}
86  int g(Ts ...()); // ok
87};
88namespace TestMisplacedEllipsisRecovery {
89  MisplacedEllipsis<int, char> me;
90  int i; char k;
91  int *ip; char *kp;
92  int ifn(); char kfn();
93  int a = me.a(i, k);
94  int b = me.b(i, k);
95  int c = me.c(i, k);
96  int d = me.d(i, k);
97  int e = me.e(&ip, &kp);
98  int f = me.f(ifn, kfn);
99  int g = me.g(ifn, kfn);
100}
101
102template<template<typename> ...Foo, // expected-error {{template template parameter requires 'class' after the parameter list}}
103         template<template<template<typename>>>> // expected-error 3 {{template template parameter requires 'class' after the parameter list}}
104void func();
105
106template<int *ip> struct IP { }; // expected-note{{declared here}}
107IP<0> ip0; // expected-error{{null non-type template argument must be cast to template parameter type 'int *'}}
108
109namespace MissingSemi {
110  struct a // expected-error {{expected ';' after struct}}
111  struct b // expected-error {{expected ';' after struct}}
112  enum x : int { x1, x2, x3 } // expected-error {{expected ';' after enum}}
113  struct c // expected-error {{expected ';' after struct}}
114  enum x : int // expected-error {{expected ';' after enum}}
115  // FIXME: The following gives a poor diagnostic (we parse the 'int' and the
116  // 'struct' as part of the same enum-base.
117  //   enum x : int
118  //   struct y
119  namespace N {
120    struct d // expected-error {{expected ';' after struct}}
121  }
122}
123
124namespace NonStaticConstexpr {
125  struct foo {
126    constexpr int i; // expected-error {{non-static data member cannot be constexpr; did you intend to make it const?}}
127    constexpr int j = 7; // expected-error {{non-static data member cannot be constexpr; did you intend to make it static?}}
128    constexpr const int k; // expected-error {{non-static data member cannot be constexpr; did you intend to make it const?}}
129    foo() : i(3), k(4) {
130    }
131    static int get_j() {
132      return j;
133    }
134  };
135}
136
137int RegisterVariable() {
138  register int n; // expected-warning {{'register' storage class specifier is deprecated}}
139  return n;
140}
141
142namespace MisplacedParameterPack {
143  template <typename Args...> // expected-error {{'...' must immediately precede declared identifier}}
144  void misplacedEllipsisInTypeParameter(Args...);
145
146  template <typename... Args...> // expected-error {{'...' must immediately precede declared identifier}}
147  void redundantEllipsisInTypeParameter(Args...);
148
149  template <template <typename> class Args...> // expected-error {{'...' must immediately precede declared identifier}}
150  void misplacedEllipsisInTemplateTypeParameter(Args<int>...);
151
152  template <template <typename> class... Args...> // expected-error {{'...' must immediately precede declared identifier}}
153  void redundantEllipsisInTemplateTypeParameter(Args<int>...);
154
155  template <int N...> // expected-error {{'...' must immediately precede declared identifier}}
156  void misplacedEllipsisInNonTypeTemplateParameter();
157
158  template <int... N...> // expected-error {{'...' must immediately precede declared identifier}}
159  void redundantEllipsisInNonTypeTemplateParameter();
160}
161
162namespace MisplacedDeclAndRefSpecAfterVirtSpec {
163  struct B {
164    virtual void f();
165    virtual void f() volatile const;
166  };
167  struct D : B {
168    virtual void f() override;
169    virtual void f() override final const volatile; // expected-error {{'const' qualifier may not appear after the virtual specifier 'final'}} expected-error {{'volatile' qualifier may not appear after the virtual specifier 'final'}}
170  };
171  struct B2 {
172    virtual void f() &;
173    virtual void f() volatile const &&;
174  };
175  struct D2 : B2 {
176    virtual void f() override &; // expected-error {{'&' qualifier may not appear after the virtual specifier 'override'}}
177    virtual void f() override final const volatile &&; //  expected-error {{'const' qualifier may not appear after the virtual specifier 'final'}} expected-error {{'volatile' qualifier may not appear after the virtual specifier 'final'}} expected-error {{'&&' qualifier may not appear after the virtual specifier 'final'}}
178  };
179}
180