| // Copyright 2018, 2020 Peter Dimov |
| // Distributed under the Boost Software License, Version 1.0. |
| // https://www.boost.org/LICENSE_1_0.txt) |
| |
| #include <boost/smart_ptr/detail/spinlock_pool.hpp> |
| #include <boost/smart_ptr/detail/lightweight_thread.hpp> |
| #include <boost/bind/bind.hpp> |
| #include <boost/core/lightweight_test.hpp> |
| |
| static int count = 0; |
| |
| void f( int n ) |
| { |
| for( int i = 0; i < n; ++i ) |
| { |
| boost::detail::spinlock_pool<0>::scoped_lock lock( &count ); |
| ++count; |
| } |
| } |
| |
| int main() |
| { |
| int const N = 100000; // iterations |
| int const M = 8; // threads |
| |
| boost::detail::lw_thread_t th[ M ] = {}; |
| |
| for( int i = 0; i < M; ++i ) |
| { |
| boost::detail::lw_thread_create( th[ i ], boost::bind( f, N ) ); |
| } |
| |
| for( int i = 0; i < M; ++i ) |
| { |
| boost::detail::lw_thread_join( th[ i ] ); |
| } |
| |
| BOOST_TEST_EQ( count, N * M ); |
| |
| return boost::report_errors(); |
| } |