124 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// <deque>10 11// reference operator[](size_type __i);12// const_reference operator[](size_type __i) const;13//14// reference at(size_type __i);15// const_reference at(size_type __i) const;16//17// reference front();18// const_reference front() const;19//20// reference back();21// const_reference back() const;22// libc++ marks these as 'noexcept'23 24#include "asan_testing.h"25#include <deque>26#include <cassert>27 28#include "min_allocator.h"29#include "test_macros.h"30 31template <class C>32C make(int size, int start = 0) {33 const int b = 4096 / sizeof(int);34 int init = 0;35 if (start > 0) {36 init = (start + 1) / b + ((start + 1) % b != 0);37 init *= b;38 --init;39 }40 C c(init, 0);41 for (int i = 0; i < init - start; ++i)42 c.pop_back();43 for (int i = 0; i < size; ++i)44 c.push_back(i);45 for (int i = 0; i < start; ++i)46 c.pop_front();47 return c;48}49 50int main(int, char**) {51 {52 typedef std::deque<int> C;53 C c = make<std::deque<int> >(10);54 ASSERT_SAME_TYPE(decltype(c[0]), C::reference);55 LIBCPP_ASSERT_NOEXCEPT(c[0]);56 LIBCPP_ASSERT_NOEXCEPT(c.front());57 ASSERT_SAME_TYPE(decltype(c.front()), C::reference);58 LIBCPP_ASSERT_NOEXCEPT(c.back());59 ASSERT_SAME_TYPE(decltype(c.back()), C::reference);60 for (int i = 0; i < 10; ++i)61 assert(c[i] == i);62 for (int i = 0; i < 10; ++i)63 assert(c.at(i) == i);64 assert(c.front() == 0);65 assert(c.back() == 9);66 LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));67 }68 {69 typedef std::deque<int> C;70 const C c = make<std::deque<int> >(10);71 ASSERT_SAME_TYPE(decltype(c[0]), C::const_reference);72 LIBCPP_ASSERT_NOEXCEPT(c[0]);73 LIBCPP_ASSERT_NOEXCEPT(c.front());74 ASSERT_SAME_TYPE(decltype(c.front()), C::const_reference);75 LIBCPP_ASSERT_NOEXCEPT(c.back());76 ASSERT_SAME_TYPE(decltype(c.back()), C::const_reference);77 for (int i = 0; i < 10; ++i)78 assert(c[i] == i);79 for (int i = 0; i < 10; ++i)80 assert(c.at(i) == i);81 assert(c.front() == 0);82 assert(c.back() == 9);83 LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));84 }85#if TEST_STD_VER >= 1186 {87 typedef std::deque<int, min_allocator<int>> C;88 C c = make<std::deque<int, min_allocator<int>> >(10);89 ASSERT_SAME_TYPE(decltype(c[0]), C::reference);90 LIBCPP_ASSERT_NOEXCEPT(c[0]);91 LIBCPP_ASSERT_NOEXCEPT(c.front());92 ASSERT_SAME_TYPE(decltype(c.front()), C::reference);93 LIBCPP_ASSERT_NOEXCEPT(c.back());94 ASSERT_SAME_TYPE(decltype(c.back()), C::reference);95 for (int i = 0; i < 10; ++i)96 assert(c[i] == i);97 for (int i = 0; i < 10; ++i)98 assert(c.at(i) == i);99 assert(c.front() == 0);100 assert(c.back() == 9);101 LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));102 }103 {104 typedef std::deque<int, min_allocator<int>> C;105 const C c = make<std::deque<int, min_allocator<int>> >(10);106 ASSERT_SAME_TYPE(decltype(c[0]), C::const_reference);107 LIBCPP_ASSERT_NOEXCEPT(c[0]);108 LIBCPP_ASSERT_NOEXCEPT(c.front());109 ASSERT_SAME_TYPE(decltype(c.front()), C::const_reference);110 LIBCPP_ASSERT_NOEXCEPT(c.back());111 ASSERT_SAME_TYPE(decltype(c.back()), C::const_reference);112 for (int i = 0; i < 10; ++i)113 assert(c[i] == i);114 for (int i = 0; i < 10; ++i)115 assert(c.at(i) == i);116 assert(c.front() == 0);117 assert(c.back() == 9);118 LIBCPP_ASSERT(is_double_ended_contiguous_container_asan_correct(c));119 }120#endif121 122 return 0;123}124