Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / include / ext / pb_ds / detail / rc_binomial_heap_ / debug_fn_imps.hpp

diff --git a/libstdc++-v3/include/ext/pb_ds/detail/rc_binomial_heap_/debug_fn_imps.hpp b/libstdc++-v3/include/ext/pb_ds/detail/rc_binomial_heap_/debug_fn_imps.hpp
new file mode 100644 (file)
index 0000000..0194905
--- /dev/null
+++ b/libstdc++-v3/include/ext/pb_ds/detail/rc_binomial_heap_/debug_fn_imps.hpp
@@ -0,0 +1,121 @@
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 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/>.
+
+// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
+
+// Permission to use, copy, modify, sell, and distribute this software
+// is hereby granted without fee, provided that the above copyright
+// notice appears in all copies, and that both that copyright notice
+// and this permission notice appear in supporting documentation. None
+// of the above authors, nor IBM Haifa Research Laboratories, make any
+// representation about the suitability of this software for any
+// purpose. It is provided "as is" without express or implied
+// warranty.
+
+/**
+ * @file debug_fn_imps.hpp
+ * Contains an implementation for rc_binomial_heap_.
+ */
+
+#ifdef _GLIBCXX_DEBUG
+
+PB_DS_CLASS_T_DEC
+void
+PB_DS_CLASS_C_DEC::
+assert_valid() const
+{
+  base_type::assert_valid(false);
+  if (!base_type::empty())
+    {
+      _GLIBCXX_DEBUG_ASSERT(base_type::m_p_max != NULL);
+      base_type::assert_max();
+    }
+
+  m_rc.assert_valid();
+
+  if (m_rc.empty())
+    {
+      base_type::assert_valid(true);
+      _GLIBCXX_DEBUG_ASSERT(next_2_pointer(base_type::m_p_root) == NULL);
+      return;
+    }
+
+  const_node_pointer p_nd = next_2_pointer(base_type::m_p_root);
+  typename rc_t::const_iterator it = m_rc.end();
+  --it;
+
+  while (p_nd != NULL)
+    {
+      _GLIBCXX_DEBUG_ASSERT(*it == p_nd);
+      const_node_pointer p_next = p_nd->m_p_next_sibling;
+      _GLIBCXX_DEBUG_ASSERT(p_next != NULL);
+      _GLIBCXX_DEBUG_ASSERT(p_nd->m_metadata == p_next->m_metadata);
+      _GLIBCXX_DEBUG_ASSERT(p_next->m_p_next_sibling == NULL ||
+                      p_next->m_metadata < p_next->m_p_next_sibling->m_metadata);
+
+      --it;
+      p_nd = next_2_pointer(next_after_0_pointer(p_nd));
+    }
+  _GLIBCXX_DEBUG_ASSERT(it + 1 == m_rc.begin());
+}
+
+PB_DS_CLASS_T_DEC
+typename PB_DS_CLASS_C_DEC::const_node_pointer
+PB_DS_CLASS_C_DEC::
+next_2_pointer(const_node_pointer p_nd)
+{
+  if (p_nd == NULL)
+    return NULL;
+
+  node_pointer p_next = p_nd->m_p_next_sibling;
+
+  if (p_next == NULL)
+    return NULL;
+
+  if (p_nd->m_metadata == p_next->m_metadata)
+    return p_nd;
+
+  return next_2_pointer(p_next);
+}
+
+PB_DS_CLASS_T_DEC
+typename PB_DS_CLASS_C_DEC::const_node_pointer
+PB_DS_CLASS_C_DEC::
+next_after_0_pointer(const_node_pointer p_nd)
+{
+  if (p_nd == NULL)
+    return NULL;
+
+  node_pointer p_next = p_nd->m_p_next_sibling;
+
+  if (p_next == NULL)
+    return NULL;
+
+  if (p_nd->m_metadata < p_next->m_metadata)
+    return p_next;
+
+  return next_after_0_pointer(p_next);
+}
+
+#endif