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27 lines
753 B
27 lines
753 B
4 months ago
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// RUN: %clang_cc1 -std=c++20 -verify %s -DCHAR8_T
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// RUN: %clang_cc1 -std=c++20 -verify %s -fchar8_t -DCHAR8_T
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// RUN: %clang_cc1 -std=c++17 -verify %s -fchar8_t -DCHAR8_T
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// RUN: %clang_cc1 -std=c++17 -verify %s
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// RUN: %clang_cc1 -std=c++17 -verify %s -fno-char8_t
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// RUN: %clang_cc1 -std=c++20 -verify %s -fno-char8_t
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#if defined(__cpp_char8_t) != defined(CHAR8_T)
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#error wrong setting for __cpp_char_t
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#endif
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#if defined(__cpp_char8_t) && __is_identifier(char8_t)
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#error char8_t is an identifier under -fchar8_t
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#endif
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#if !defined(__cpp_char8_t) && !__is_identifier(char8_t)
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#error char8_t is a keyword under -fno-char8_t
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#endif
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char8_t c8t;
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#ifndef __cpp_char8_t
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// expected-error@-2 {{unknown type}}
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#else
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// expected-no-diagnostics
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#endif
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