Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / include / bits / functional_hash.h

diff --git a/libstdc++-v3/include/bits/functional_hash.h b/libstdc++-v3/include/bits/functional_hash.h
new file mode 100644 (file)
index 0000000..892fcfa
--- /dev/null
+++ b/libstdc++-v3/include/bits/functional_hash.h
@@ -0,0 +1,68 @@
+// functional_hash.h header -*- C++ -*-
+
+// Copyright (C) 2007, 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.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+/** @file bits/functional_hash.h
+ *  This is an internal header file, included by other library headers.
+ *  You should not attempt to use it directly.
+ */
+
+#ifndef _FUNCTIONAL_HASH_H
+#define _FUNCTIONAL_HASH_H 1
+
+#pragma GCC system_header
+
+#ifndef __GXX_EXPERIMENTAL_CXX0X__
+# include <c++0x_warning.h>
+#endif
+
+#if defined(_GLIBCXX_INCLUDE_AS_TR1)
+#  error C++0x header cannot be included from TR1 header
+#endif
+
+#if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
+#  include <tr1_impl/functional_hash.h>
+#else
+#  define _GLIBCXX_INCLUDE_AS_CXX0X
+#  define _GLIBCXX_BEGIN_NAMESPACE_TR1
+#  define _GLIBCXX_END_NAMESPACE_TR1
+#  define _GLIBCXX_TR1
+#  include <tr1_impl/functional_hash.h>
+#  undef _GLIBCXX_TR1
+#  undef _GLIBCXX_END_NAMESPACE_TR1
+#  undef _GLIBCXX_BEGIN_NAMESPACE_TR1
+#  undef _GLIBCXX_INCLUDE_AS_CXX0X
+#endif
+
+
+namespace std
+{
+  struct error_code;
+
+  template<>
+    size_t
+    hash<error_code>::operator()(error_code) const;
+}
+
+#endif // _FUNCTIONAL_HASH_H
+