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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_istream/tellg/char/1.cc
3 // Copyright (C) 2000-2016 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 27.6.1.3 unformatted input functions
21 // NB: ostream has a particular "seeks" category. Adopt this for istreams too.
22 // @require@ %-*.tst %-*.txt
23 // @diff@ %-*.tst %-*.txt
25 // { dg-require-fileio "" }
30 #include <testsuite_hooks.h>
35 typedef ios::off_type off_type
;
36 typedef ios::pos_type pos_type
;
38 const char str_lit01
[] = "istream_seeks-1.tst";
42 pos_type p3
= ist1
.tellg();
45 pos_type p4
= ifs1
.tellg();
47 // N.B. We implement the resolution of DR 453 and
48 // istringstream::tellg() doesn't fail.
49 VERIFY( p3
== pos_type(off_type(0)) );
50 VERIFY( p4
== pos_type(off_type(-1)) );
53 // test ctors leave things in the same positions...
54 istringstream
ist2("bob_marley:kaya");
57 ifstream
ifs2(str_lit01
);