39 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <ios>10 11// class ios_base12 13// void unsetf(fmtflags mask);14 15#include <ios>16#include <cassert>17 18#include "test_macros.h"19 20class test21 : public std::ios22{23public:24 test()25 {26 init(0);27 }28};29 30int main(int, char**)31{32 test t;33 assert(t.flags() == (test::skipws | test::dec));34 t.unsetf(test::dec | test::right);35 assert(t.flags() == test::skipws);36 37 return 0;38}39