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