| // |
| // shared_from_raw_test6 |
| // |
| // Tests that dangling shared_ptr instances are caught by |
| // the BOOST_ASSERT in ~enable_shared_from_raw |
| // |
| // Copyright 2014 Peter Dimov |
| // |
| // 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 |
| // |
| |
| #define BOOST_ENABLE_ASSERT_HANDLER |
| #include <boost/smart_ptr/enable_shared_from_raw.hpp> |
| #include <boost/shared_ptr.hpp> |
| #include <boost/core/lightweight_test.hpp> |
| #include <stdio.h> |
| |
| static int assertion_failed_ = 0; |
| |
| namespace boost |
| { |
| |
| void assertion_failed( char const * expr, char const * function, char const * file, long line ) |
| { |
| printf( "Assertion '%s' failed in function '%s', file '%s', line %ld\n", expr, function, file, line ); |
| ++assertion_failed_; |
| } |
| |
| } // namespace boost |
| |
| class X: public boost::enable_shared_from_raw |
| { |
| }; |
| |
| int main() |
| { |
| boost::shared_ptr<X> px; |
| |
| { |
| X x; |
| px = boost::shared_from_raw( &x ); |
| } |
| |
| BOOST_TEST_EQ( assertion_failed_, 1 ); |
| |
| // px is a dangling pointer here |
| |
| return boost::report_errors(); |
| } |