blob: 47e560feb962f154bab333c1800d3bd77fe53363 [file] [log] [blame]
// -*- C++ -*-
//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// Test that _LIBCPP_NODISCARD_AFTER_CXX17 works
// #define _LIBCPP_NODISCARD_AFTER_CXX17 [[nodiscard]]
// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
#include <__config>
_LIBCPP_NODISCARD_AFTER_CXX17 int foo() { return 6; }
int main ()
{
foo(); // expected-error {{ignoring return value of function declared with 'nodiscard' attribute}}
}