llvm/libcxx/test/std/containers/unord/unord.set/allocator_mismatch.verify.cpp

//===----------------------------------------------------------------------===//
//
// 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_set>
//   The container's value type must be the same as the allocator's value type

#include <unordered_set>

std::unordered_set<int, std::hash<int>, std::less<int>, std::allocator<long> > v;
  // expected-error-re@*:* {{static assertion failed{{.*}}Allocator::value_type must be same type as value_type}}