File: copy_assign.verify.cpp

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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// UNSUPPORTED: no-threads

// <future>

// class future<R>

// future& operator=(const future&) = delete;

#include <future>

#include "test_macros.h"

int main(int, char**)
{
    {
        std::future<int> f0, f;
        f = f0; // expected-error {{overload resolution selected deleted operator '='}}
    }
    {
        std::future<int &> f0, f;
        f = f0; // expected-error {{overload resolution selected deleted operator '='}}
    }
    {
        std::future<void> f0, f;
        f = f0; // expected-error {{overload resolution selected deleted operator '='}}
    }

    return 0;
}