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-- C37405A.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 WHEN ASSIGNING TO A CONSTRAINED OR UNCONSTRAINED
-- OBJECT OR FORMAL PARAMETER OF A TYPE DECLARED WITH DEFAULT
-- DISCRIMINANTS, THE ASSIGNMENT DOES NOT CHANGE THE 'CONSTRAINED
-- ATTRIBUTE VALUE ASSOCIATED WITH THE OBJECT OR PARAMETER.
-- ASL 7/21/81
-- TBN 1/20/86 RENAMED FROM C37209A.ADA AND REVISED THE ASSIGNMENTS
-- OF CONSTRAINED AND UNCONSTRAINED OBJECTS TO ARRAY AND
-- RECORD COMPONENTS.
WITH REPORT; USE REPORT;
PROCEDURE C37405A IS
TYPE REC(DISC : INTEGER := 25) IS
RECORD
COMP : INTEGER;
END RECORD;
SUBTYPE CONSTR IS REC(10);
SUBTYPE UNCONSTR IS REC;
TYPE REC_C IS
RECORD
COMP: CONSTR;
END RECORD;
TYPE REC_U IS
RECORD
COMP: UNCONSTR;
END RECORD;
C1,C2 : CONSTR;
U1,U2 : UNCONSTR;
-- C2 AND U2 ARE NOT PASSED TO EITHER PROC1 OR PROC2.
ARR_C : ARRAY (1..5) OF CONSTR;
ARR_U : ARRAY (1..5) OF UNCONSTR;
REC_COMP_C : REC_C;
REC_COMP_U : REC_U;
PROCEDURE PROC11(PARM : IN OUT UNCONSTR; B : IN BOOLEAN) IS
BEGIN
PARM := C2;
IF IDENT_BOOL(B) /= PARM'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY " &
"ASSIGNMENT - 1");
END IF;
END PROC11;
PROCEDURE PROC12(PARM : IN OUT UNCONSTR; B : IN BOOLEAN) IS
BEGIN
PARM := U2;
IF B /= PARM'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY " &
"ASSIGNMENT - 2");
END IF;
END PROC12;
PROCEDURE PROC1(PARM : IN OUT UNCONSTR; B : IN BOOLEAN) IS
BEGIN
IF B /= PARM'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY " &
"PASSING PARAMETER");
END IF;
PROC11(PARM, B);
PROC12(PARM, B);
END PROC1;
PROCEDURE PROC2(PARM : IN OUT CONSTR) IS
BEGIN
COMMENT ("CALLING PROC1 FROM PROC2"); -- IN CASE TEST FAILS.
PROC1(PARM,TRUE);
PARM := U2;
IF NOT PARM'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY " &
"ASSIGNMENT - 3");
END IF;
END PROC2;
BEGIN
TEST("C37405A", "'CONSTRAINED ATTRIBUTE OF OBJECTS, FORMAL " &
"PARAMETERS CANNOT BE CHANGED BY ASSIGNMENT");
C2 := (DISC => IDENT_INT(10), COMP => 3);
U2 := (DISC => IDENT_INT(10), COMP => 4);
ARR_C := (1..5 => U2);
ARR_U := (1..5 => C2);
REC_COMP_C := (COMP => U2);
REC_COMP_U := (COMP => C2);
C1 := U2;
U1 := C2;
IF U1'CONSTRAINED OR NOT C1'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY ASSIGNMENT - 4");
END IF;
IF ARR_U(3)'CONSTRAINED OR NOT ARR_C(4)'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY ASSIGNMENT - 5");
END IF;
IF REC_COMP_U.COMP'CONSTRAINED
OR NOT REC_COMP_C.COMP'CONSTRAINED THEN
FAILED ("'CONSTRAINED ATTRIBUTE CHANGED BY ASSIGNMENT - 6");
END IF;
COMMENT("CALLING PROC1 DIRECTLY");
PROC1(C1,TRUE);
PROC2(C1);
COMMENT("CALLING PROC1 DIRECTLY");
PROC1(U1,FALSE);
PROC2(U1);
COMMENT("CALLING PROC1 DIRECTLY");
PROC1(ARR_C(4), TRUE);
PROC2(ARR_C(5));
COMMENT("CALLING PROC1 DIRECTLY");
PROC1(ARR_U(2), FALSE);
PROC2(ARR_U(3));
COMMENT("CALLING PROC1 DIRECTLY");
PROC1(REC_COMP_C.COMP, TRUE);
PROC2(REC_COMP_C.COMP);
COMMENT("CALLING PROC1 DIRECTLY");
PROC1(REC_COMP_U.COMP, FALSE);
PROC2(REC_COMP_U.COMP);
RESULT;
END C37405A;
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