| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03, c++11 |
| |
| // Make sure that we don't blow up the template instantiation recursion depth |
| // for tuples of size <= 1024. |
| |
| #include <tuple> |
| #include <cassert> |
| #include <utility> |
| |
| template <std::size_t... I> |
| constexpr void CreateTuple(std::index_sequence<I...>) { |
| std::tuple<decltype(I)...> tuple(I...); |
| assert(std::get<0>(tuple) == 0); |
| assert(std::get<sizeof...(I)-1>(tuple) == sizeof...(I)-1); |
| } |
| |
| constexpr bool test() { |
| CreateTuple(std::make_index_sequence<1024>{}); |
| return true; |
| } |
| |
| int main(int, char**) { |
| test(); |
| static_assert(test(), ""); |
| return 0; |
| } |