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Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_stringbuf/sync')
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/char/1057.cc100
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/wchar_t/1057.cc100
2 files changed, 200 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/char/1057.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/char/1057.cc
new file mode 100644
index 000000000..baa93fbfd
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/char/1057.cc
@@ -0,0 +1,100 @@
+// 1999-10-11 bkoz
+
+// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009
+// Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+
+// 27.5.2 template class basic_streambuf
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+class setpbuf : public std::stringbuf
+{
+ char buffer[4];
+ std::string result;
+
+public:
+
+ std::string&
+ get_result()
+ { return result; }
+
+ setpbuf()
+ {
+ char foo [32];
+ setp(foo, foo + 32);
+ setp(buffer, buffer + 4);
+ }
+
+ ~setpbuf()
+ { sync(); }
+
+ virtual int_type
+ overflow(int_type n)
+ {
+ if (sync() != 0)
+ return traits_type::eof();
+
+ result += traits_type::to_char_type(n);
+
+ return n;
+ }
+
+ virtual int
+ sync()
+ {
+ result.append(pbase(), pptr());
+ setp(buffer, buffer + 4);
+ return 0;
+ }
+};
+
+// libstdc++/1057
+void test04()
+{
+ bool test __attribute__((unused)) = true;
+ std::string text = "abcdefghijklmn";
+
+ // 01
+ setpbuf sp1;
+ // Here xsputn writes over sp1.result
+ sp1.sputn(text.c_str(), text.length());
+
+ // This crashes when result is accessed
+ sp1.pubsync();
+ VERIFY( sp1.get_result() == text );
+
+ // 02
+ setpbuf sp2;
+ for (std::string::size_type i = 0; i < text.length(); ++i)
+ {
+ // sputc also writes over result
+ sp2.sputc(text[i]);
+ }
+
+ // Crash here
+ sp2.pubsync();
+ VERIFY( sp2.get_result() == text );
+}
+
+int main()
+{
+ test04();
+ return 0;
+}
diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/wchar_t/1057.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/wchar_t/1057.cc
new file mode 100644
index 000000000..25cf5b0da
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sync/wchar_t/1057.cc
@@ -0,0 +1,100 @@
+// 1999-10-11 bkoz
+
+// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2009
+// Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+
+// 27.5.2 template class basic_streambuf
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+class setpbuf : public std::wstringbuf
+{
+ wchar_t buffer[4];
+ std::wstring result;
+
+public:
+
+ std::wstring&
+ get_result()
+ { return result; }
+
+ setpbuf()
+ {
+ wchar_t foo [32];
+ setp(foo, foo + 32);
+ setp(buffer, buffer + 4);
+ }
+
+ ~setpbuf()
+ { sync(); }
+
+ virtual int_type
+ overflow(int_type n)
+ {
+ if (sync() != 0)
+ return traits_type::eof();
+
+ result += traits_type::to_char_type(n);
+
+ return n;
+ }
+
+ virtual int
+ sync()
+ {
+ result.append(pbase(), pptr());
+ setp(buffer, buffer + 4);
+ return 0;
+ }
+};
+
+// libstdc++/1057
+void test04()
+{
+ bool test __attribute__((unused)) = true;
+ std::wstring text = L"abcdefghijklmn";
+
+ // 01
+ setpbuf sp1;
+ // Here xsputn writes over sp1.result
+ sp1.sputn(text.c_str(), text.length());
+
+ // This crashes when result is accessed
+ sp1.pubsync();
+ VERIFY( sp1.get_result() == text );
+
+ // 02
+ setpbuf sp2;
+ for (std::wstring::size_type i = 0; i < text.length(); ++i)
+ {
+ // sputc also writes over result
+ sp2.sputc(text[i]);
+ }
+
+ // Crash here
+ sp2.pubsync();
+ VERIFY( sp2.get_result() == text );
+}
+
+int main()
+{
+ test04();
+ return 0;
+}