31 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// UNSUPPORTED: c++0310 11// <unordered_set>12 13// template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,14// class Alloc = allocator<Value>>15// class unordered_set16 17// template <class... Args>18// iterator emplace_hint(const_iterator p, Args&&... args);19 20// Validate whether the operation properly guards against ADL-hijacking operator&21 22#include <unordered_set>23 24#include "test_macros.h"25#include "operator_hijacker.h"26 27void test() {28 std::unordered_set<operator_hijacker> s;29 s.emplace_hint(s.cbegin());30}31