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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- A D A . A S S E R T I O N S --
-- --
-- Copyright (C) 2015-2017, Free Software Foundation, Inc. --
-- --
-- S p e c --
-- --
-- This specification is derived from the Ada Reference Manual for use with --
-- GNAT. The copyright notice above, and the license provisions that follow --
-- apply solely to the contracts that have been added. --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 3, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE. --
-- --
-- As a special exception 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/>. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
-- Preconditions in this unit are meant for analysis only, not for run-time
-- checking, so that the expected exceptions are raised when calling Assert.
-- This is enforced by setting the corresponding assertion policy to Ignore.
pragma Assertion_Policy (Pre => Ignore);
-- We do a with of System.Assertions to get hold of the exception (following
-- the specific RM permission that lets' Assertion_Error being a renaming).
-- The suppression of Warnings stops the warning about bad categorization.
pragma Warnings (Off);
with System.Assertions;
pragma Warnings (On);
package Ada.Assertions with
SPARK_Mode
is
pragma Pure (Assertions);
Assertion_Error : exception renames System.Assertions.Assert_Failure;
-- This is the renaming that is allowed by 11.4.2(24). Note that the
-- Exception_Name will refer to the one in System.Assertions (see
-- AARM-11.4.1(12.b)).
procedure Assert (Check : Boolean) with
Pre => Check;
procedure Assert (Check : Boolean; Message : String) with
Pre => Check;
end Ada.Assertions;
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