1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // <unordered_map>
10
11 // Dereference non-dereferenceable iterator.
12
13 // REQUIRES: has-unix-headers, libcpp-hardening-mode={{extensive|debug}}
14 // UNSUPPORTED: c++03
15 // XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing
16
17 #include <string>
18 #include <unordered_map>
19
20 #include "check_assertion.h"
21 #include "min_allocator.h"
22
main(int,char **)23 int main(int, char**) {
24 {
25 typedef std::unordered_multimap<int, std::string> C;
26 C c;
27 c.insert(std::make_pair(1, "one"));
28 C::iterator i = c.end();
29 TEST_LIBCPP_ASSERT_FAILURE(*i, "Attempted to dereference a non-dereferenceable unordered container iterator");
30 C::const_iterator i2 = c.cend();
31 TEST_LIBCPP_ASSERT_FAILURE(
32 *i2, "Attempted to dereference a non-dereferenceable unordered container const_iterator");
33 }
34
35 {
36 typedef std::unordered_multimap<int,
37 std::string,
38 std::hash<int>,
39 std::equal_to<int>,
40 min_allocator<std::pair<const int, std::string>>>
41 C;
42 C c;
43 c.insert(std::make_pair(1, "one"));
44 C::iterator i = c.end();
45 TEST_LIBCPP_ASSERT_FAILURE(*i, "Attempted to dereference a non-dereferenceable unordered container iterator");
46 C::const_iterator i2 = c.cend();
47 TEST_LIBCPP_ASSERT_FAILURE(
48 *i2, "Attempted to dereference a non-dereferenceable unordered container const_iterator");
49 }
50
51 return 0;
52 }
53