| // Copyright (C) 2011-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| #include <vector> |
| #include <numeric> |
| |
| class NaturalParameters |
| { |
| public: |
| |
| NaturalParameters() |
| : m_data(2) |
| { } |
| |
| std::vector<double>::const_iterator |
| begin() const |
| { return m_data.begin(); } |
| |
| std::vector<double>::const_iterator |
| end() const |
| { return m_data.begin(); } |
| |
| NaturalParameters& |
| operator+=(const NaturalParameters&) |
| { return *this; } |
| |
| private: |
| std::vector<double> m_data; |
| }; |
| |
| inline |
| NaturalParameters |
| operator+(const NaturalParameters& a, const NaturalParameters& b) |
| { |
| NaturalParameters tmp = a; |
| return tmp += b; |
| } |
| |
| // libstdc++/48750 |
| void test01() |
| { |
| // Used to fail in parallel-mode with a segfault. |
| for (std::size_t i = 0; i < 1000; ++i) |
| { |
| std::vector<NaturalParameters> ChildrenNP(1000); |
| NaturalParameters init; |
| NaturalParameters NP = std::accumulate(ChildrenNP.begin(), |
| ChildrenNP.end(), init); |
| } |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |