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47 lines
2.2 KiB
47 lines
2.2 KiB
4 months ago
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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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namespace dr1346 { // dr1346: 3.5
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auto a(1); // expected-error 0-1{{extension}}
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auto b(1, 2); // expected-error {{multiple expressions}} expected-error 0-1{{extension}}
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#if __cplusplus >= 201103L
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auto c({}); // expected-error {{parenthesized initializer list}}
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auto d({1}); // expected-error {{parenthesized initializer list}}
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auto e({1, 2}); // expected-error {{parenthesized initializer list}}
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#endif
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template<typename...Ts> void f(Ts ...ts) { // expected-error 0-1{{extension}}
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auto x(ts...); // expected-error {{empty}} expected-error 0-1{{extension}}
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}
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template void f(); // expected-note {{instantiation}}
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#if __cplusplus >= 201103L
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void init_capture() {
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[a(1)] {} (); // expected-error 0-1{{extension}}
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[b(1, 2)] {} (); // expected-error {{multiple expressions}} expected-error 0-1{{extension}}
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#if __cplusplus >= 201103L
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[c({})] {} (); // expected-error {{parenthesized initializer list}} expected-error 0-1{{extension}}
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[d({1})] {} (); // expected-error {{parenthesized initializer list}} expected-error 0-1{{extension}}
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[e({1, 2})] {} (); // expected-error {{parenthesized initializer list}} expected-error 0-1{{extension}}
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#endif
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}
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#endif
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}
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namespace dr1359 { // dr1359: 3.5
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#if __cplusplus >= 201103L
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union A { constexpr A() = default; };
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union B { constexpr B() = default; int a; }; // expected-error {{not constexpr}} expected-note 2{{candidate}}
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union C { constexpr C() = default; int a, b; }; // expected-error {{not constexpr}} expected-note 2{{candidate}}
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struct X { constexpr X() = default; union {}; };
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struct Y { constexpr Y() = default; union { int a; }; }; // expected-error {{not constexpr}} expected-note 2{{candidate}}
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constexpr A a = A();
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constexpr B b = B(); // expected-error {{no matching}}
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constexpr C c = C(); // expected-error {{no matching}}
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constexpr X x = X();
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constexpr Y y = Y(); // expected-error {{no matching}}
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#endif
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}
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