Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / ios_base / storage / 2.cc

diff --git a/libstdc++-v3/testsuite/27_io/ios_base/storage/2.cc b/libstdc++-v3/testsuite/27_io/ios_base/storage/2.cc
new file mode 100644 (file)
index 0000000..5c69597
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/ios_base/storage/2.cc
@@ -0,0 +1,143 @@
+// 2000-12-19 bkoz
+
+// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009
+// Free Software Foundation
+//
+// 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/>.
+
+// 27.4.2.5 ios_base storage functions
+
+// XXX This test will not work for some versions of irix6 because of
+// XXX bug(s) in libc malloc for very large allocations.  However
+// XXX -lmalloc seems to work.
+// See http://gcc.gnu.org/ml/gcc/2002-05/msg01012.html
+// { dg-options "-lmalloc" { target mips*-*-irix6* } }
+
+// This fails on some versions of Darwin 8 because malloc doesn't return
+// NULL even if an allocation fails (filed as Radar 3884894).
+// { dg-do run { xfail *-*-darwin8.[0-4].* } }
+
+// Skip test at -m64 on Darwin because RLIMITS are not being honored.
+// Radar 6467883: 10.4/10.5 setrlimits are not honored by memory allocators
+// Radar 6467884: 10.X systems are not robust when paging space is exceeded
+// { dg-skip-if "" { *-*-darwin* && lp64 } { "*" } { "" } } 
+
+#include <sstream>
+#include <iostream>
+#include <limits>
+#include <testsuite_hooks.h>
+
+// libstdc++/3129
+void test02()
+{
+  bool test __attribute__((unused)) = true;
+  int max = std::numeric_limits<int>::max() - 1;
+  std::stringbuf        strbuf;
+  std::ios              ios(&strbuf);
+
+  ios.exceptions(std::ios::badbit);
+
+  long l = 0;
+  void* v = 0;
+
+  // pword
+  ios.pword(1) = v;
+  VERIFY( ios.pword(1) == v );
+  
+  try 
+    {
+      v = ios.pword(max);
+    }
+  catch(std::ios_base::failure& obj)
+    {
+      // Ok.
+      VERIFY( ios.bad() );
+    }
+  catch(...)
+    {
+      test = false;
+      VERIFY( test );
+    }
+  VERIFY( v == 0 );
+
+  VERIFY( ios.pword(1) == v );
+  
+  // max is different code path from max-1
+  v = &test;
+  try 
+    {
+      v = ios.pword(std::numeric_limits<int>::max());
+    }
+  catch(std::ios_base::failure& obj)
+    {
+      // Ok.
+      VERIFY( ios.bad() );
+    }
+  catch(...)
+    {
+      test = false;
+      VERIFY( test );
+    }
+  VERIFY( v == &test );
+
+  // iword
+  ios.iword(1) = 1;
+  VERIFY( ios.iword(1) == 1 );
+  
+  try 
+    {
+      l = ios.iword(max);
+    }
+  catch(std::ios_base::failure& obj)
+    {
+      // Ok.
+      VERIFY( ios.bad() );
+    }
+  catch(...)
+    {
+      test = false;
+      VERIFY( test );
+    }
+  VERIFY( l == 0 );
+
+  VERIFY( ios.iword(1) == 1 );
+
+  // max is different code path from max-1
+  l = 1;
+  try 
+    {
+      l = ios.iword(std::numeric_limits<int>::max());
+    }
+  catch(std::ios_base::failure& obj)
+    {
+      // Ok.
+      VERIFY( ios.bad() );
+    }
+  catch(...)
+    {
+      test = false;
+      VERIFY( test );
+    }
+  VERIFY( l == 1 );
+
+}
+
+int main(void)
+{
+  __gnu_test::set_memory_limits();
+  test02();
+  return 0;
+}