32 lines
841 B
C++
32 lines
841 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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// Regression test for https://llvm.org/PR38601
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// UNSUPPORTED: c++03
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#include <cassert>
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#include <tuple>
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using Base = std::tuple<int, int>;
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struct Derived : Base {
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template <class ...Ts>
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Derived(int x, Ts... ts): Base(ts...), x_(x) { }
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operator int () const { return x_; }
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int x_;
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};
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int main(int, char**) {
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Derived d(1, 2, 3);
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Base b = static_cast<Base>(d);
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assert(std::get<0>(b) == 2);
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assert(std::get<1>(b) == 3);
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return 0;
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}
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