| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- A D A . A S S E R T I O N S -- |
| -- -- |
| -- Copyright (C) 2015-2019, 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; |
