| 1 | // RUN: %clang_cc1 -std=c++17 %s -verify |
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| 2 | // RUN: %clang_cc1 -std=c++14 %s -verify |
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| 3 | // RUN: %clang_cc1 -std=c++11 %s -verify |
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| 4 | |
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| 5 | |
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| 6 | auto XL0 = [] constexpr { }; //expected-error{{requires '()'}} expected-error{{expected body}} |
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| 7 | auto XL1 = [] () mutable |
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| 8 | mutable //expected-error{{cannot appear multiple times}} |
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| 9 | mutable { }; //expected-error{{cannot appear multiple times}} |
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| 10 | |
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| 11 | #if __cplusplus > 201402L |
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| 12 | auto XL2 = [] () constexpr mutable constexpr { }; //expected-error{{cannot appear multiple times}} |
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| 13 | auto L = []() mutable constexpr { }; |
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| 14 | auto L2 = []() constexpr { }; |
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| 15 | auto L4 = []() constexpr mutable { }; |
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| 16 | auto XL16 = [] () constexpr |
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| 17 | mutable |
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| 18 | constexpr //expected-error{{cannot appear multiple times}} |
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| 19 | mutable //expected-error{{cannot appear multiple times}} |
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| 20 | mutable //expected-error{{cannot appear multiple times}} |
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| 21 | constexpr //expected-error{{cannot appear multiple times}} |
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| 22 | constexpr //expected-error{{cannot appear multiple times}} |
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| 23 | { }; |
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| 24 | |
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| 25 | #else |
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| 26 | auto L = []() mutable constexpr {return 0; }; //expected-warning{{is a C++17 extension}} |
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| 27 | auto L2 = []() constexpr { return 0;};//expected-warning{{is a C++17 extension}} |
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| 28 | auto L4 = []() constexpr mutable { return 0; }; //expected-warning{{is a C++17 extension}} |
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| 29 | #endif |
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| 30 | |
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| 31 | |
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| 32 | |
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