| 1 | // RUN: %clang_cc1 -std=c++98 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors |
| 2 | // RUN: %clang_cc1 -std=c++11 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors |
| 3 | // RUN: %clang_cc1 -std=c++14 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors |
| 4 | // RUN: %clang_cc1 -std=c++1z %s -verify -fexceptions -fcxx-exceptions -pedantic-errors |
| 5 | |
| 6 | #if __cplusplus < 201103L |
| 7 | // expected-no-diagnostics |
| 8 | #endif |
| 9 | |
| 10 | namespace std { |
| 11 | __extension__ typedef __SIZE_TYPE__ size_t; |
| 12 | |
| 13 | template<typename T> struct initializer_list { |
| 14 | const T *p; size_t n; |
| 15 | initializer_list(const T *p, size_t n); |
| 16 | }; |
| 17 | } |
| 18 | |
| 19 | namespace dr990 { // dr990: 3.5 |
| 20 | #if __cplusplus >= 201103L |
| 21 | struct A { // expected-note 2{{candidate}} |
| 22 | A(std::initializer_list<int>); // expected-note {{candidate}} |
| 23 | }; |
| 24 | struct B { |
| 25 | A a; |
| 26 | }; |
| 27 | B b1 { }; |
| 28 | B b2 { 1 }; // expected-error {{no viable conversion from 'int' to 'dr990::A'}} |
| 29 | B b3 { { 1 } }; |
| 30 | |
| 31 | struct C { |
| 32 | C(); |
| 33 | C(int); |
| 34 | C(std::initializer_list<int>) = delete; // expected-note {{here}} |
| 35 | }; |
| 36 | C c1[3] { 1 }; // ok |
| 37 | C c2[3] { 1, {2} }; // expected-error {{call to deleted}} |
| 38 | |
| 39 | struct D { |
| 40 | D(); |
| 41 | D(std::initializer_list<int>); |
| 42 | D(std::initializer_list<double>); |
| 43 | }; |
| 44 | D d{}; |
| 45 | #endif |
| 46 | } |
| 47 | |
| 48 | namespace dr948 { // dr948: 3.7 |
| 49 | #if __cplusplus >= 201103L |
| 50 | class A { |
| 51 | public: |
| 52 | constexpr A(int v) : v(v) { } |
| 53 | constexpr operator int() const { return v; } |
| 54 | private: |
| 55 | int v; |
| 56 | }; |
| 57 | |
| 58 | constexpr int id(int x) |
| 59 | { |
| 60 | return x; |
| 61 | } |
| 62 | |
| 63 | void f() { |
| 64 | if (constexpr int i = id(101)) { } |
| 65 | switch (constexpr int i = id(2)) { default: break; case 2: break; } |
| 66 | for (; constexpr int i = id(0); ) { } |
| 67 | while (constexpr int i = id(0)) { } |
| 68 | |
| 69 | if (constexpr A i = 101) { } |
| 70 | switch (constexpr A i = 2) { default: break; case 2: break; } |
| 71 | for (; constexpr A i = 0; ) { } |
| 72 | while (constexpr A i = 0) { } |
| 73 | } |
| 74 | #endif |
| 75 | } |
| 76 | |