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-- C52103X.ADA
-- Grant of Unlimited Rights
--
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
-- unlimited rights in the software and documentation contained herein.
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
-- this public release, the Government intends to confer upon all
-- recipients unlimited rights equal to those held by the Government.
-- These rights include rights to use, duplicate, release or disclose the
-- released technical data and computer software in whole or in part, in
-- any manner and for any purpose whatsoever, and to have or permit others
-- to do so.
--
-- DISCLAIMER
--
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
-- PARTICULAR PURPOSE OF SAID MATERIAL.
--*
-- CHECK THAT LENGTHS MUST MATCH IN ARRAY AND SLICE ASSIGNMENTS.
-- MORE SPECIFICALLY, TEST THAT ARRAY ASSIGNMENTS WITH MATCHING
-- LENGTHS DO NOT CAUSE CONSTRAINT_ERROR TO BE RAISED AND
-- ARE PERFORMED CORRECTLY.
-- (OVERLAPS BETWEEN THE OPERANDS OF THE ASSIGNMENT STATEMENT
-- ARE TREATED ELSEWHERE.)
-- THIS IS A SPECIAL CASE IN
-- DIVISION C : NON-NULL ARRAYS WHOSE LENGTHS ARE NOT DETERMINABLE
-- STATICALLY
-- WHICH TREATS ARRAYS OF LENGTH GREATER THAN INTEGER'LAST .
-- AN ADDITIONAL OBJECTIVE OF THIS TEST IS TO CHECK WHETHER LENGTH
-- COMPARISONS (AND LENGTH COMPUTATIONS) CAUSE
-- CONSTRAINT_ERROR TO BE RAISED.
-- *** NOTE: This test has been modified since ACVC version 1.11 to -- 9X
-- *** remove incompatibilities associated with the transition -- 9X
-- *** to Ada 9X. -- 9X
-- *** -- 9X
-- RM 07/31/81
-- SPS 10/26/82
-- JBG 06/15/83
-- EG 11/02/84
-- EG 10/28/85 FIX NUMERIC_ERROR/CONSTRAINT_ERROR ACCORDING TO
-- AI-00387.
-- JRK 06/24/86 FIXED COMMENTS ABOUT NUMERIC_ERROR/CONSTRAINT_ERROR.
-- MRM 03/30/93 REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
WITH REPORT;
PROCEDURE C52103X IS
USE REPORT ;
BEGIN
TEST( "C52103X" , "CHECK THAT IN ARRAY ASSIGNMENTS AND IN SLICE " &
"ASSIGNMENTS, THE LENGTHS MUST MATCH; ALSO " &
"CHECK WHETHER CONSTRAINT_ERROR " &
"OR STORAGE_ERROR ARE RAISED FOR LARGE ARRAYS" );
-- IN THIS TEST WE CAN'T USE AGGREGATE ASSIGNMENT (EXCEPT WHEN
-- THE AGGREGATES ARE STRING LITERALS); THEREFORE:
--
-- (1) ARRAYS WILL BE INITIALIZED BY INDIVIDUAL ASSIGNMENTS;
-- (2) CAN'T USE NON-NULL CONSTANT ARRAYS.
-- WE ASSUME THAT IN AN ARRAY_TYPE_DEFINITION THE INDEX PORTION
-- AND THE COMPONENT_TYPE PORTION ARE FUNCTIONALLY ORTHOGONAL
-- ALSO AT THE IMPLEMENTATION LEVEL, I.E. THAT THE CORRECTNESS
-- OF THE ACCESSING MECHANISM FOR ARRAYS DOES NOT DEPEND ON
-- COMPONENT_TYPE. ACCORDINGLY WE ARE TESTING FOR SOME BUT
-- NOT ALL KINDS OF COMPONENT_TYPE. (COMPONENT_TYPES INCLUDED:
-- INTEGER , CHARACTER , BOOLEAN .)
-------------------------------------------------------------------
-- (4) SLICED ONE-DIMENSIONAL ARRAY OBJECTS WHOSE TYPEMARKS
-- WERE DEFINED WITHOUT EVER USING THE "BOX" SYMBOL
-- AND FOR WHICH THE COMPONENT TYPE IS NOT 'CHARACTER' .
-- ((ONE-DIMENSIONAL) ARRAYS OF BOOLEANS.)
CONSTR_ERR: -- THIS BLOCK CATCHES CONSTRAINT_ERROR
-- FOR THE TYPE DECLARATION.
BEGIN
DCL_ARR: DECLARE -- THIS BLOCK DECLARES THE ARRAY TYPE
TYPE TA42 IS ARRAY(
INTEGER RANGE IDENT_INT(-2)..IDENT_INT(INTEGER'LAST)
) OF BOOLEAN ;
-- CONSTRAINT_ERROR MAY BE RAISED BY THE
-- ARRAY TYPE DECLARATION.
PRAGMA PACK (TA42);
SUBTYPE TA41 IS TA42 ;
BEGIN
COMMENT ("NO CONSTRAINT_ERROR FOR TYPE " &
"WITH 'LENGTH = INTEGER'LAST + 3");
OBJ_DCL: DECLARE -- THIS BLOCK DECLARES TWO BOOLEAN ARRAYS THAT
-- HAVE INTEGER'LAST + 3 COMPONENTS;
-- STORAGE_ERROR MAY BE RAISED.
ARR41 : TA41 ;
ARR42 : TA42 ;
BEGIN
COMMENT ("NO STORAGE_ERROR OR CONSTRAINT_ERROR RAISED " &
"WHEN ALLOCATING TWO BIG BOOLEAN ARRAYS");
-- INITIALIZATION OF RHS ARRAY:
-- ONLY A SHORT INITIAL SEGMENT IS INITIALIZED,
-- SINCE A COMPLETE INITIALIZATION MIGHT TAKE TOO LONG
-- AND THE EXECUTION MIGHT BE ABORTED BEFORE THE LENGTH
-- COMPARISON OF THE ARRAY ASSIGNMENT IS ATTEMPTED.
NO_EXCP: BEGIN -- NO EXCEPTION SHOULD OCCUR HERE.
FOR I IN IDENT_INT(-2)..IDENT_INT(2) LOOP
ARR41(I) := FALSE ; -- VALUES ARE:: FTFFT
END LOOP;
ARR41(-1) := TRUE ;
ARR41( 2) := TRUE ; -- RHS IS: F T F F T
-- INITIALIZATION OF UNUSED COMPONENT OF LHS ARRAY:
ARR42( -2 ) := TRUE ;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
FAILED ("CONSTRAINT_ERROR RAISED WHEN " &
"ASSIGNING TO ARRAY COMPONENTS");
WHEN OTHERS =>
FAILED ("OTHER EXCEPTION RAISED - 1");
END NO_EXCP;
DO_SLICE: BEGIN
-- SLICE ASSIGNMENT:
ARR42( IDENT_INT(-1)..IDENT_INT(INTEGER'LAST )) :=
ARR41(
IDENT_INT(-2)..IDENT_INT(INTEGER'LAST-1)) ;
COMMENT ("NO EXCEPTION RAISED DURING SLICE " &
"ASSIGNMENT");
-- CHECKING THE VALUES AFTER THE SLICE ASSIGNMENT:
CHK_SLICE: BEGIN
FOR I IN IDENT_INT(-1)..IDENT_INT(2) LOOP
IF ARR42( I ) /= FALSE AND I /= 0
THEN
FAILED( "SLICE ASSIGNMENT NOT " &
"CORRECT (VALUES)" );
ELSIF ARR42( I ) /= TRUE AND I = 0
THEN
FAILED( "SLICE ASSIGNMENT NOT " &
"CORRECT (VALUES)" );
END IF;
END LOOP;
IF ARR42( -2 ) /= TRUE
THEN
FAILED( "SLICE ASSIGNMENT NOT CORRECT " &
"(SLIDING)" );
END IF;
EXCEPTION
WHEN OTHERS =>
FAILED ("SOME EXCEPTION RAISED - 2");
END CHK_SLICE;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
COMMENT ("CONSTRAINT_ERROR RAISED DURING " &
"SLICE ASSIGNMENT");
WHEN STORAGE_ERROR =>
COMMENT ("STORAGE_ERROR RAISED DURING SLICE " &
"ASSIGNMENT");
WHEN OTHERS =>
FAILED ("SOME EXCEPTION DURING SLICE " &
"ASSIGNMENT");
END DO_SLICE;
END OBJ_DCL;
EXCEPTION
WHEN STORAGE_ERROR =>
COMMENT ("STORAGE_ERROR RAISED WHEN DECLARING " &
"TWO PACKED BOOLEAN ARRAYS WITH " &
"INTEGER'LAST + 3 COMPONENTS");
WHEN CONSTRAINT_ERROR =>
COMMENT ("CONSTRAINT_ERROR RAISED WHEN DECLARING " &
"TWO PACKED BOOLEAN ARRAYS WITH " &
"INTEGER'LAST + 3 COMPONENTS");
WHEN OTHERS =>
FAILED ("SOME EXCEPTION RAISED - 3");
END DCL_ARR;
EXCEPTION
WHEN CONSTRAINT_ERROR =>
COMMENT ("CONSTRAINT_ERROR RAISED WHEN DECLARING AN " &
"ARRAY TYPE WITH INTEGER'LAST + 3 COMPONENTS");
WHEN STORAGE_ERROR =>
FAILED ("STORAGE_ERROR RAISED FOR TYPE DECLARATION");
WHEN OTHERS =>
FAILED ("OTHER EXCEPTION RAISED - 4");
END CONSTR_ERR;
RESULT ;
END C52103X;
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