Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_stringbuf / overflow / char / 1.cc

diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/1.cc
new file mode 100644 (file)
index 0000000..cdf84ef
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/overflow/char/1.cc
@@ -0,0 +1,62 @@
+// 2004-07-07  Paolo Carlini  <pcarlini@suse.de>
+
+// Copyright (C) 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/>.
+
+// 27.7.1.3 basic_stringbuf overridden virtual functions.
+
+#include <sstream>
+#include <cstdlib>
+#include <testsuite_hooks.h>
+
+using namespace std;
+
+string
+data(unsigned len)
+{
+  string ret;
+  for (unsigned i = 0; i < len; ++i)
+    ret.push_back('a' + rand() % 26);
+  return ret;
+}
+
+void
+test01(unsigned iter)
+{
+  bool test __attribute__((unused)) = true;
+
+  for (unsigned n = 1; n <= iter; n *= 10)
+    {
+      const string str = data(n);
+      stringbuf sstr;
+      for (unsigned i = 0; i < n; ++i)
+       sstr.sputc(str[i]);
+      VERIFY( str == sstr.str() );
+    }
+}
+
+// This can take long on simulators, timing out the test.
+// { dg-options "-DITERATIONS=10000" { target simulator } }
+#ifndef ITERATIONS
+#define ITERATIONS 10000000
+#endif
+
+int main()
+{
+  test01(ITERATIONS);
+  return 0;
+}