1 2 3 //===----------------------------------------------------------------------===// 4 // 5 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 6 // See https://llvm.org/LICENSE.txt for license information. 7 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 8 // 9 //===----------------------------------------------------------------------===// 10 11 // <unordered_set> 12 13 // Check that std::unordered_multiset and its iterators can be instantiated with an incomplete 14 // type. 15 16 #include <unordered_set> 17 18 #include "test_macros.h" 19 20 template <class Tp> 21 struct MyHash { MyHashMyHash22 MyHash() {} operator ()MyHash23 std::size_t operator()(Tp const&) const {return 42;} 24 }; 25 26 struct A { 27 typedef std::unordered_multiset<A, MyHash<A> > Map; 28 Map m; 29 Map::iterator it; 30 Map::const_iterator cit; 31 Map::local_iterator lit; 32 Map::const_local_iterator clit; 33 }; 34 operator ==(A const & L,A const & R)35inline bool operator==(A const& L, A const& R) { return &L == &R; } 36 main(int,char **)37int main(int, char**) { 38 A a; 39 40 return 0; 41 } 42