| #include <boost/config.hpp> |
| |
| #if defined(BOOST_MSVC) |
| #pragma warning(disable: 4786) // identifier truncated in debug info |
| #pragma warning(disable: 4710) // function not inlined |
| #pragma warning(disable: 4711) // function selected for automatic inline expansion |
| #pragma warning(disable: 4514) // unreferenced inline removed |
| #endif |
| |
| // |
| // shared_ptr_timing_test.cpp - use to evaluate the impact of thread safety |
| // |
| // Copyright (c) 2002 Peter Dimov and Multi Media Ltd. |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See |
| // accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| |
| #include <boost/shared_ptr.hpp> |
| #include <iostream> |
| #include <vector> |
| #include <ctime> |
| |
| int const n = 8 * 1024 * 1024; |
| |
| int main() |
| { |
| using namespace std; |
| |
| std::vector< boost::shared_ptr<int> > v; |
| boost::shared_ptr<int> pi(new int); |
| |
| clock_t t = clock(); |
| |
| for(int i = 0; i < n; ++i) |
| { |
| v.push_back(pi); |
| } |
| |
| t = clock() - t; |
| |
| std::cout << static_cast<double>(t) / CLOCKS_PER_SEC << '\n'; |
| |
| return 0; |
| } |