29 lines
784 B
C++
29 lines
784 B
C++
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// RUN: %clang_cc1 -fsyntax-only -verify %s
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#ifdef BE_THE_HEADER
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#pragma clang system_header
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template <typename T>
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struct traits;
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template <>
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struct [[deprecated]] traits<int> {}; // expected-note {{'traits<int>' has been explicitly marked deprecated here}}
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template<typename T, typename Trait = traits<T>> // expected-warning {{'traits<int>' is deprecated}}
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struct basic_string {};
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// should not warn, defined and used in system headers
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using __do_what_i_say_not_what_i_do = traits<int> ;
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template<typename T, typename Trait = traits<double>>
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struct should_not_warn {};
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#else
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#define BE_THE_HEADER
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#include __FILE__
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basic_string<int> test1; // expected-note {{in instantiation of default argument for 'basic_string<int>' required here}}
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should_not_warn<int> test2;
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#endif
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