f5256e16df
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103516 91177308-0d34-0410-b5e6-96231b3b80d8
50 lines
1.1 KiB
C++
50 lines
1.1 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <tuple>
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// template <class... Types> class tuple;
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// constexpr tuple();
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#include <tuple>
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#include <string>
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#include <cassert>
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#include "../DefaultOnly.h"
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int main()
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{
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{
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std::tuple<> t;
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}
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{
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std::tuple<int> t;
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assert(std::get<0>(t) == 0);
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}
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{
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std::tuple<int, char*> t;
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == nullptr);
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}
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{
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std::tuple<int, char*, std::string> t;
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == nullptr);
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assert(std::get<2>(t) == "");
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}
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{
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std::tuple<int, char*, std::string, DefaultOnly> t;
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == nullptr);
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assert(std::get<2>(t) == "");
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assert(std::get<3>(t) == DefaultOnly());
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}
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}
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