1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <ios>
11
12 // template <class StateT> class fpos
13
14 // Subraction with offset
15
16 #include <ios>
17 #include <cassert>
18
main()19 int main()
20 {
21 typedef std::fpos<std::mbstate_t> P;
22 P p(11);
23 std::streamoff o(6);
24 P q = p - o;
25 assert(q == P(5));
26 p -= o;
27 assert(p == q);
28 }
29