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+// Standard exception classes  -*- C++ -*-
+
+// Copyright (C) 2001, 2002, 2005, 2007, 2009, 2010, 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.
+
+// 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 include/stdexcept
+ *  This is a Standard C++ Library header.
+ */
+
+//
+// ISO C++ 19.1  Exception classes
+//
+
+#ifndef _GLIBCXX_STDEXCEPT
+#define _GLIBCXX_STDEXCEPT 1
+
+#pragma GCC system_header
+
+#include <exception>
+#include <string>
+
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+  /**
+   * @addtogroup exceptions
+   * @{
+   */
+
+  /** Logic errors represent problems in the internal logic of a program;
+   *  in theory, these are preventable, and even detectable before the
+   *  program runs (e.g., violations of class invariants).
+   *  @brief One of two subclasses of exception.
+   */
+  class logic_error : public exception 
+  {
+    string _M_msg;
+
+  public:
+    /** Takes a character string describing the error.  */
+    explicit 
+    logic_error(const string& __arg);
+
+    virtual ~logic_error() throw();
+
+    /** Returns a C-style character string describing the general cause of
+     *  the current error (the same string passed to the ctor).  */
+    virtual const char* 
+    what() const throw();
+  };
+
+  /** Thrown by the library, or by you, to report domain errors (domain in
+   *  the mathematical sense).  */
+  class domain_error : public logic_error 
+  {
+  public:
+    explicit domain_error(const string& __arg);
+    virtual ~domain_error() throw();
+  };
+
+  /** Thrown to report invalid arguments to functions.  */
+  class invalid_argument : public logic_error 
+  {
+  public:
+    explicit invalid_argument(const string& __arg);
+    virtual ~invalid_argument() throw();
+  };
+
+  /** Thrown when an object is constructed that would exceed its maximum
+   *  permitted size (e.g., a basic_string instance).  */
+  class length_error : public logic_error 
+  {
+  public:
+    explicit length_error(const string& __arg);
+    virtual ~length_error() throw();
+  };
+
+  /** This represents an argument whose value is not within the expected
+   *  range (e.g., boundary checks in basic_string).  */
+  class out_of_range : public logic_error 
+  {
+  public:
+    explicit out_of_range(const string& __arg);
+    virtual ~out_of_range() throw();
+  };
+
+  /** Runtime errors represent problems outside the scope of a program;
+   *  they cannot be easily predicted and can generally only be caught as
+   *  the program executes.
+   *  @brief One of two subclasses of exception.
+   */
+  class runtime_error : public exception 
+  {
+    string _M_msg;
+
+  public:
+    /** Takes a character string describing the error.  */
+    explicit 
+    runtime_error(const string& __arg);
+
+    virtual ~runtime_error() throw();
+
+    /** Returns a C-style character string describing the general cause of
+     *  the current error (the same string passed to the ctor).  */
+    virtual const char* 
+    what() const throw();
+  };
+
+  /** Thrown to indicate range errors in internal computations.  */
+  class range_error : public runtime_error 
+  {
+  public:
+    explicit range_error(const string& __arg);
+    virtual ~range_error() throw();
+  };
+
+  /** Thrown to indicate arithmetic overflow.  */
+  class overflow_error : public runtime_error 
+  {
+  public:
+    explicit overflow_error(const string& __arg);
+    virtual ~overflow_error() throw();
+  };
+
+  /** Thrown to indicate arithmetic underflow.  */
+  class underflow_error : public runtime_error 
+  {
+  public:
+    explicit underflow_error(const string& __arg);
+    virtual ~underflow_error() throw();
+  };
+
+  // @} group exceptions
+
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace
+
+#endif /* _GLIBCXX_STDEXCEPT */