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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/char/1057.cc
3 // Copyright (C) 1999-2024 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/>.
21 // 27.5.2 template class basic_streambuf
24 #include <testsuite_hooks.h>
26 class setpbuf
: public std::stringbuf
41 setp(buffer
, buffer
+ 4);
51 return traits_type::eof();
53 result
+= traits_type::to_char_type(n
);
61 result
.append(pbase(), pptr());
62 setp(buffer
, buffer
+ 4);
70 std::string text
= "abcdefghijklmn";
74 // Here xsputn writes over sp1.result
75 sp1
.sputn(text
.c_str(), text
.length());
77 // This crashes when result is accessed
79 VERIFY( sp1
.get_result() == text
);
83 for (std::string::size_type i
= 0; i
< text
.length(); ++i
)
85 // sputc also writes over result
91 VERIFY( sp2
.get_result() == text
);