/*============================================================================= Boost.Wave: A Standard compliant C++ preprocessor library http://www.boost.org/ Copyright (c) 2020 Jeff Trull. Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) =============================================================================*/ //O --c++11 //O -Werror // test that __VA_OPT__ is ignored when not in c++20 mode #define FOO(BAR, ...) BAR __VA_OPT__(,) __VA_ARGS__ //R #line 19 "t_8_011.cpp" //R something __VA_OPT__(,) other FOO(something, other)