1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <array> 11 12 // template <size_t I, class T, size_t N> const T& get(const array<T, N>& a); 13 14 #include <array> 15 #include <cassert> 16 17 int main() 18 { 19 { 20 typedef double T; 21 typedef std::array<T, 3> C; 22 const C c = {1, 2, 3.5}; 23 assert(std::get<0>(c) == 1); 24 assert(std::get<1>(c) == 2); 25 assert(std::get<2>(c) == 3.5); 26 } 27 #if _LIBCPP_STD_VER > 11 28 { 29 typedef double T; 30 typedef std::array<T, 3> C; 31 constexpr const C c = {1, 2, 3.5}; 32 static_assert(std::get<0>(c) == 1, ""); 33 static_assert(std::get<1>(c) == 2, ""); 34 static_assert(std::get<2>(c) == 3.5, ""); 35 } 36 #endif 37 } 38