3 files changed, 120 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/ext/is_heap/1.cc b/libstdc++-v3/testsuite/ext/is_heap/1.cc
new file mode 100644
index 000000000..79a190f8c
--- /dev/null
+++ b/libstdc++-v3/testsuite/ext/is_heap/1.cc
@@ -0,0 +1,45 @@
+// Copyright (C) 2005, 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/>.
+
+#include <algorithm>
+#include <testsuite_hooks.h>
+#include <testsuite_iterators.h>
+
+using __gnu_test::test_container;
+using __gnu_test::random_access_iterator_wrapper;
+
+typedef test_container<int, random_access_iterator_wrapper> container;
+
+void 
+test1()
+{
+  int array[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
+  for(int i = 0; i < 10; ++i)
+    {
+      container con(array, array + i);
+      std::make_heap(con.begin(), con.end());
+      VERIFY(std::__is_heap(con.begin(), con.end()));
+      VERIFY(std::__is_heap(con.begin(), i));
+    }
+}
+
+int 
+main()
+{
+  test1();
+  return 0;
+}
diff --git a/libstdc++-v3/testsuite/ext/is_heap/47709.cc b/libstdc++-v3/testsuite/ext/is_heap/47709.cc
new file mode 100644
index 000000000..5eeaf582c
--- /dev/null
+++ b/libstdc++-v3/testsuite/ext/is_heap/47709.cc
@@ -0,0 +1,29 @@
+// { dg-do compile }
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2011 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/>.
+
+#include <ext/algorithm>
+#include <vector>
+
+// libstdc++/47709
+void foo()
+{
+  std::vector<int> v;
+  is_heap(v.begin(), v.end());
+}
diff --git a/libstdc++-v3/testsuite/ext/is_heap/check_type.cc b/libstdc++-v3/testsuite/ext/is_heap/check_type.cc
new file mode 100644
index 000000000..e019ea4cc
--- /dev/null
+++ b/libstdc++-v3/testsuite/ext/is_heap/check_type.cc
@@ -0,0 +1,46 @@
+// Copyright (C) 2005, 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/>.
+
+// { dg-do compile }
+
+#include <algorithm>
+#include <testsuite_iterators.h>
+
+using __gnu_test::random_access_iterator_wrapper;
+
+struct S { };
+
+bool 
+operator<(const S&, const S&) {return true;}
+
+struct X { };
+
+bool 
+predicate(const X&, const X&) {return true;}
+
+bool
+test1(random_access_iterator_wrapper<S>& start,
+      random_access_iterator_wrapper<S>& end)
+{ return std::__is_heap(start, end) && std::__is_heap(start, 1); }
+
+bool
+test2(random_access_iterator_wrapper<X>& start,
+      random_access_iterator_wrapper<X>& end)
+{ 
+  return std::__is_heap(start, end, predicate) &&
+         std::__is_heap(start, predicate, 1);
+}