22 lines
1.4 KiB
C++
22 lines
1.4 KiB
C++
// RUN: %clang_cc1 -std=gnu++11 -verify %s
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template<typename T, T... cs> struct check; // expected-note {{template is declared here}} expected-note {{template is declared here}}
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template<>
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struct check<char, 34, -47, -126, -48, -75, -47, -127, -47, -126, 32, -16, -112, -128, -128>{};
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template<>
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struct check<char16_t, 34, 1090, 1077, 1089, 1090, 32, 55296, 56320>{};
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template<>
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struct check<char32_t, 34, 1090, 1077, 1089, 1090, 32, 65536>{};
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template<typename T, T... str> int operator""_x() { // #1 expected-warning {{string literal operator templates are a GNU extension}}
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check<T, str...> chars; // expected-error {{implicit instantiation of undefined template 'check<char, 't', 'e', 's', 't'>'}} expected-error {{implicit instantiation of undefined template 'check<char32_t, 34, 1090, 1077, 1089, 1090, 95, 65536>'}}
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return 1;
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}
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void *operator""_x(const char*); // #2
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void *a = 123_x; // ok, calls #2
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int b = u8"\"тест 𐀀"_x; // ok, calls #1
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int c = u8R"("тест 𐀀)"_x; // ok, calls #1
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int d = "test"_x; // expected-note {{in instantiation of function template specialization 'operator""_x<char, 't', 'e', 's', 't'>' requested here}}
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int e = uR"("тест 𐀀)"_x;
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int f = UR"("тест 𐀀)"_x;
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int g = UR"("тест_𐀀)"_x; // expected-note {{in instantiation of function template specialization 'operator""_x<char32_t, 34, 1090, 1077, 1089, 1090, 95, 65536>' requested here}}
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