1 | // |
2 | // shared_from_raw_test6 |
3 | // |
4 | // Tests that dangling shared_ptr instances are caught by |
5 | // the BOOST_ASSERT in ~enable_shared_from_raw |
6 | // |
7 | // Copyright 2014 Peter Dimov |
8 | // |
9 | // Distributed under the Boost Software License, Version 1.0. |
10 | // |
11 | // See accompanying file LICENSE_1_0.txt or copy at |
12 | // http://www.boost.org/LICENSE_1_0.txt |
13 | // |
14 | |
15 | #define BOOST_ENABLE_ASSERT_HANDLER |
16 | #include <boost/smart_ptr/enable_shared_from_raw.hpp> |
17 | #include <boost/shared_ptr.hpp> |
18 | #include <boost/core/lightweight_test.hpp> |
19 | #include <stdio.h> |
20 | |
21 | static int assertion_failed_ = 0; |
22 | |
23 | namespace boost |
24 | { |
25 | |
26 | void assertion_failed( char const * expr, char const * function, char const * file, long line ) |
27 | { |
28 | printf( format: "Assertion '%s' failed in function '%s', file '%s', line %ld\n" , expr, function, file, line ); |
29 | ++assertion_failed_; |
30 | } |
31 | |
32 | } // namespace boost |
33 | |
34 | class X: public boost::enable_shared_from_raw |
35 | { |
36 | }; |
37 | |
38 | int main() |
39 | { |
40 | boost::shared_ptr<X> px; |
41 | |
42 | { |
43 | X x; |
44 | px = boost::shared_from_raw( p: &x ); |
45 | } |
46 | |
47 | BOOST_TEST_EQ( assertion_failed_, 1 ); |
48 | |
49 | // px is a dangling pointer here |
50 | |
51 | return boost::report_errors(); |
52 | } |
53 | |