| 1 | // RUN: %clang_cc1 %s -verify -fsyntax-only -Wc++2a-compat -std=c++17 |
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| 2 | |
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| 3 | #define concept constexpr bool |
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| 4 | template<typename T> |
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| 5 | concept x = 0; |
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| 6 | #undef concept |
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| 7 | |
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| 8 | int co_await = 0; // expected-warning {{'co_await' is a keyword in C++2a}} |
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| 9 | int co_return = 0; // expected-warning {{'co_return' is a keyword in C++2a}} |
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| 10 | int co_yield = 0; // expected-warning {{'co_yield' is a keyword in C++2a}} |
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| 11 | int char8_t = 0; // expected-warning {{'char8_t' is a keyword in C++2a}} |
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| 12 | int concept = 0; // expected-warning {{'concept' is a keyword in C++2a}} |
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| 13 | int requires = 0; // expected-warning {{'requires' is a keyword in C++2a}} |
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| 14 | |
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