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jeremybenn |
------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- A D A . E X C E P T I O N S . I S _ N U L L _ O C C U R R E N C E --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 2000-2009, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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---------------------------------------
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-- Ada.Exceptions.Is_Null_Occurrence --
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---------------------------------------
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function Ada.Exceptions.Is_Null_Occurrence
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(X : Exception_Occurrence) return Boolean
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is
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begin
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-- The null exception is uniquely identified by the fact that the Id value
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-- is null. No other exception occurrence can have a null Id.
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if X.Id = Null_Id then
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return True;
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else
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return False;
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end if;
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end Ada.Exceptions.Is_Null_Occurrence;
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