32 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// template <class StateT> class fpos12 13// Subtraction with offset14 15#include <ios>16#include <cassert>17 18#include "test_macros.h"19 20int main(int, char**)21{22 typedef std::fpos<std::mbstate_t> P;23 P p(11);24 std::streamoff o(6);25 P q = p - o;26 assert(q == P(5));27 p -= o;28 assert(p == q);29 30 return 0;31}32