forked from OSchip/llvm-project
59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
// RUN: %check_clang_tidy -std=c++14-or-later %s modernize-avoid-bind %t -- \
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// RUN: -config="{CheckOptions: [ \
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// RUN: {key: modernize-avoid-bind.PermissiveParameterList, value: true}]}" --
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namespace std {
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inline namespace impl {
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template <class Fp, class... Arguments>
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class bind_rt {};
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template <class Fp, class... Arguments>
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bind_rt<Fp, Arguments...> bind(Fp &&, Arguments &&...);
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} // namespace impl
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template <typename T>
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T ref(T &t);
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} // namespace std
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int add(int x, int y) { return x + y; }
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// Let's fake a minimal std::function-like facility.
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namespace std {
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template <typename _Tp>
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_Tp declval();
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template <typename _Functor, typename... _ArgTypes>
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struct __res {
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template <typename... _Args>
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static decltype(declval<_Functor>()(_Args()...)) _S_test(int);
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template <typename...>
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static void _S_test(...);
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using type = decltype(_S_test<_ArgTypes...>(0));
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};
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template <typename>
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struct function;
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template <typename... _ArgTypes>
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struct function<void(_ArgTypes...)> {
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template <typename _Functor,
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typename = typename __res<_Functor, _ArgTypes...>::type>
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function(_Functor) {}
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};
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} // namespace std
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struct placeholder {};
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placeholder _1;
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void testLiteralParameters() {
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auto AAA = std::bind(add, 2, 2);
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// CHECK-MESSAGES: :[[@LINE-1]]:14: warning: prefer a lambda to std::bind [modernize-avoid-bind]
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// CHECK-FIXES: auto AAA = [](auto && ...) { return add(2, 2); };
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auto BBB = std::bind(add, _1, 2);
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// CHECK-MESSAGES: :[[@LINE-1]]:14: warning: prefer a lambda to std::bind [modernize-avoid-bind]
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// CHECK-FIXES: auto BBB = [](auto && PH1, auto && ...) { return add(std::forward<decltype(PH1)>(PH1), 2); };
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}
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