1 /* 2 Copyright 2020 Glen Joseph Fernandes 3 (glenjofe@gmail.com) 4 5 Distributed under the Boost Software License, Version 1.0. 6 (http://www.boost.org/LICENSE_1_0.txt) 7 */ 8 #include <boost/core/allocator_access.hpp> 9 #include <boost/core/lightweight_test.hpp> 10 11 template<class T> 12 struct A { 13 typedef T value_type; 14 typedef T* pointer; 15 typedef std::size_t size_type; AA16 A() 17 : value() { } deallocateA18 void deallocate(T*, std::size_t n) { 19 value = n; 20 } 21 std::size_t value; 22 }; 23 main()24int main() 25 { 26 A<int> a; 27 boost::allocator_deallocate(a, 0, 5); 28 BOOST_TEST_EQ(a.value, 5); 29 return boost::report_errors(); 30 } 31