1//===----------------------------------------------------------------------===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is dual licensed under the MIT and the University of Illinois Open 6// Source Licenses. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// UNSUPPORTED: libcpp-has-no-threads 11 12// <future> 13 14// class future<R> 15 16// future& operator=(const future&) = delete; 17 18#include <future> 19 20#include "test_macros.h" 21 22int main() 23{ 24#if TEST_STD_VER >= 11 25 { 26 std::future<int> f0, f; 27 f = f0; // expected-error {{overload resolution selected deleted operator '='}} 28 } 29 { 30 std::future<int &> f0, f; 31 f = f0; // expected-error {{overload resolution selected deleted operator '='}} 32 } 33 { 34 std::future<void> f0, f; 35 f = f0; // expected-error {{overload resolution selected deleted operator '='}} 36 } 37#else 38 { 39 std::future<int> f0, f; 40 f = f0; // expected-error {{'operator=' is a private member of 'std::__1::future<int>'}} 41 } 42 { 43 std::future<int &> f0, f; 44 f = f0; // expected-error {{'operator=' is a private member of 'std::__1::future<int &>'}} 45 } 46 { 47 std::future<void> f0, f; 48 f = f0; // expected-error {{'operator=' is a private member of 'std::__1::future<void>'}} 49 } 50#endif 51} 52