//===----------------------------------------------------------------------===// // // The LLVM Compiler Infrastructure // // This file is dual licensed under the MIT and the University of Illinois Open // Source Licenses. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // UNSUPPORTED: libcpp-has-no-threads // <future> // class promise<R> // promise& operator=(const promise& rhs) = delete; #include <future> #include "test_macros.h" int main() { #if TEST_STD_VER >= 11 { std::promise<int> p0, p; p = p0; // expected-error {{overload resolution selected deleted operator '='}} } { std::promise<int&> p0, p; p = p0; // expected-error {{overload resolution selected deleted operator '='}} } { std::promise<void> p0, p; p = p0; // expected-error {{overload resolution selected deleted operator '='}} } #else { std::promise<int> p0, p; p = p0; // expected-error {{'operator=' is a private member of 'std::__1::promise<int>'}} } { std::promise<int&> p0, p; p = p0; // expected-error {{'operator=' is a private member of 'std::__1::promise<int &>'}} } { std::promise<void> p0, p; p = p0; // expected-error {{'operator=' is a private member of 'std::__1::promise<void>'}} } #endif }