| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <unordered_map> |
| |
| // Increment local_iterator past end. |
| |
| // REQUIRES: has-unix-headers, libcpp-hardening-mode={{extensive|debug}} |
| // UNSUPPORTED: c++03 |
| // XFAIL: libcpp-hardening-mode=debug && availability-verbose_abort-missing |
| |
| #include <unordered_map> |
| #include <cassert> |
| #include <string> |
| |
| #include "check_assertion.h" |
| #include "min_allocator.h" |
| |
| int main(int, char**) { |
| { |
| typedef std::unordered_multimap<int, std::string> C; |
| C c; |
| c.insert(std::make_pair(42, std::string())); |
| C::size_type b = c.bucket(42); |
| C::local_iterator i = c.begin(b); |
| assert(i != c.end(b)); |
| ++i; |
| assert(i == c.end(b)); |
| TEST_LIBCPP_ASSERT_FAILURE(++i, "Attempted to increment a non-incrementable unordered container local_iterator"); |
| C::const_local_iterator i2 = c.cbegin(b); |
| assert(i2 != c.cend(b)); |
| ++i2; |
| assert(i2 == c.cend(b)); |
| TEST_LIBCPP_ASSERT_FAILURE( |
| ++i2, "Attempted to increment a non-incrementable unordered container const_local_iterator"); |
| } |
| |
| { |
| typedef std::unordered_multimap<int, |
| std::string, |
| std::hash<int>, |
| std::equal_to<int>, |
| min_allocator<std::pair<const int, std::string>>> |
| C; |
| C c({{1, std::string()}}); |
| c.insert(std::make_pair(42, std::string())); |
| C::size_type b = c.bucket(42); |
| C::local_iterator i = c.begin(b); |
| assert(i != c.end(b)); |
| ++i; |
| assert(i == c.end(b)); |
| TEST_LIBCPP_ASSERT_FAILURE(++i, "Attempted to increment a non-incrementable unordered container local_iterator"); |
| C::const_local_iterator i2 = c.cbegin(b); |
| assert(i2 != c.cend(b)); |
| ++i2; |
| assert(i2 == c.cend(b)); |
| TEST_LIBCPP_ASSERT_FAILURE( |
| ++i2, "Attempted to increment a non-incrementable unordered container const_local_iterator"); |
| } |
| |
| return 0; |
| } |