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concept | ranges::invocable = CPP_PP_CAT( CPP_PP_DEF_IMPL_IS_PAREN_, 0 )( requires (Fun&& fn) ( invoke(static_cast<Fun &&>(fn), std::declval<Args>()...) ) )( requires (Fun&& fn) ( invoke(static_cast<Fun &&>(fn), std::declval<Args>()...) ) ) |
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concept | ranges::predicate = CPP_PP_CAT( CPP_PP_DEF_IMPL_IS_PAREN_, 0 )( regular_invocable<Fun )( regular_invocable<Fun, Args...> && convertible_to<invoke_result_t<Fun, Args...>, bool> ) |
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concept | ranges::regular_invocable = CPP_PP_CAT( CPP_PP_DEF_IMPL_IS_PAREN_, 0 )( invocable<Fun )( invocable<Fun, Args...> ) |
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concept | ranges::relation = CPP_PP_CAT( CPP_PP_DEF_IMPL_IS_PAREN_, 0 )( predicate<R )( predicate<R, T, T> && predicate<R, U, U> && predicate<R, T, U> && predicate<R, U, T> ) |
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concept | ranges::strict_weak_order = CPP_PP_CAT( CPP_PP_DEF_IMPL_IS_PAREN_, 0 )( relation<R )( relation<R, T, U> ) |
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