libcxx/test/std/containers/unord/unord.set/iterator.operators.addressof.compile.pass.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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <unordered_set>
  10
  11 // template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
  12 //           class Alloc = allocator<Value>>
  13
  14 // class unordered_set
  15
  16 #include <unordered_set>
  17
  18 #include "test_macros.h"
  19 #include "operator_hijacker.h"
  20
  21 template <class ToIterator, class FromIterator>
  22 void test() {
  23   FromIterator from;
  24   ToIterator copy(from);
  25   copy = from;
  26
  27   ToIterator move(std::move(from));
  28   from = FromIterator();
  29   move = std::move(from);
  30 }
  31
  32 void test() {
  33   {
  34     using I = std::unordered_set<operator_hijacker>::iterator;
  35     using CI = std::unordered_set<operator_hijacker>::const_iterator;
  36     test<I, I>();
  37     test<CI, I>();
  38     test<CI, CI>();
  39   }
  40   {
  41     using IL = std::unordered_set<operator_hijacker>::local_iterator;
  42     using CIL = std::unordered_set<operator_hijacker>::const_local_iterator;
  43     test<IL, IL>();
  44     test<CIL, IL>();
  45     test<CIL, CIL>();
  46   }
  47 }