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