1 // RUN: %clang_cc1 -verify -std=c++11 %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
x()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
f(int i)55 void 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"
65 const char *p = "foo"bar; // expected-error {{requires a space between}}
66 #define ord - '0'
67 int k = '4'ord; // expected-error {{requires a space between}}
68
69 void operator""_x(char); // expected-error {{requires a space}}
70 void operator"x" _y(char); // expected-error {{must be '""'}}
71 void operator L"" _z(char); // expected-error {{encoding prefix}}
72 void operator "x" "y" U"z" ""_whoops "z" "y"(char); // expected-error {{must be '""'}}
73
f()74 void f() {
75 'a'_x;
76 'b'_y;
77 'c'_z;
78 'd'_whoops;
79 }
80
81 template<typename ...Ts> struct MisplacedEllipsis {
82 int a(Ts ...(x)); // expected-error {{'...' must immediately precede declared identifier}}
83 int b(Ts ...&x); // expected-error {{'...' must immediately precede declared identifier}}
84 int c(Ts ...&); // expected-error {{'...' must be innermost component of anonymous pack declaration}}
85 int d(Ts ...(...&...)); // expected-error 2{{'...' must be innermost component of anonymous pack declaration}}
86 int e(Ts ...*[]); // expected-error {{'...' must be innermost component of anonymous pack declaration}}
87 int f(Ts ...(...*)()); // expected-error 2{{'...' must be innermost component of anonymous pack declaration}}
88 int g(Ts ...()); // ok
89 };
90 namespace TestMisplacedEllipsisRecovery {
91 MisplacedEllipsis<int, char> me;
92 int i; char k;
93 int *ip; char *kp;
94 int ifn(); char kfn();
95 int a = me.a(i, k);
96 int b = me.b(i, k);
97 int c = me.c(i, k);
98 int d = me.d(i, k);
99 int e = me.e(&ip, &kp);
100 int f = me.f(ifn, kfn);
101 int g = me.g(ifn, kfn);
102 }
103
104 template<template<typename> ...Foo, // expected-error {{template template parameter requires 'class' after the parameter list}}
105 template<template<template<typename>>>> // expected-error 3 {{template template parameter requires 'class' after the parameter list}}
106 void func();
107
108 template<int *ip> struct IP { }; // expected-note{{declared here}}
109 IP<0> ip0; // expected-error{{null non-type template argument must be cast to template parameter type 'int *'}}
110
111