84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
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// RUN: %clang_cc1 -std=c++98 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
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// RUN: %clang_cc1 -std=c++11 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
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// RUN: %clang_cc1 -std=c++14 %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
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// RUN: %clang_cc1 -std=c++1z %s -verify -fexceptions -fcxx-exceptions -pedantic-errors
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#if __cplusplus < 201103L
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// expected-no-diagnostics
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#endif
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namespace std {
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__extension__ typedef __SIZE_TYPE__ size_t;
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template<typename T> struct initializer_list {
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const T *p; size_t n;
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initializer_list(const T *p, size_t n);
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};
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}
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namespace dr990 { // dr990: 3.5
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#if __cplusplus >= 201103L
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struct A { // expected-note 2{{candidate}}
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A(std::initializer_list<int>); // expected-note {{candidate}}
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};
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struct B {
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A a;
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};
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B b1 { };
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B b2 { 1 }; // expected-error {{no viable conversion from 'int' to 'dr990::A'}}
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B b3 { { 1 } };
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struct C {
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C();
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C(int);
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C(std::initializer_list<int>) = delete; // expected-note {{here}}
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};
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C c1[3] { 1 }; // ok
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C c2[3] { 1, {2} }; // expected-error {{call to deleted}}
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struct D {
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D();
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D(std::initializer_list<int>);
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D(std::initializer_list<double>);
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};
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D d{};
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#endif
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}
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namespace dr948 { // dr948: 3.7
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#if __cplusplus >= 201103L
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class A {
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public:
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constexpr A(int v) : v(v) { }
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constexpr operator int() const { return v; }
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private:
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int v;
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};
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constexpr int id(int x)
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{
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return x;
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}
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void f() {
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if (constexpr int i = id(101)) { }
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switch (constexpr int i = id(2)) { default: break; case 2: break; }
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for (; constexpr int i = id(0); ) { }
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while (constexpr int i = id(0)) { }
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if (constexpr A i = 101) { }
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switch (constexpr A i = 2) { default: break; case 2: break; }
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for (; constexpr A i = 0; ) { }
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while (constexpr A i = 0) { }
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}
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#endif
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}
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namespace dr974 { // dr974: yes
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#if __cplusplus >= 201103L
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void test() {
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auto lam = [](int x = 42) { return x; };
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}
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#endif
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}
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