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1 720 jeremybenn
-- C43107A.ADA
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--                             Grant of Unlimited Rights
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--
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--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 
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--     unlimited rights in the software and documentation contained herein.
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--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 
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--     this public release, the Government intends to confer upon all 
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--     recipients unlimited rights  equal to those held by the Government.  
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--     These rights include rights to use, duplicate, release or disclose the 
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--     released technical data and computer software in whole or in part, in 
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--     any manner and for any purpose whatsoever, and to have or permit others 
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--     to do so.
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--
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--                                    DISCLAIMER
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--
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--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 
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--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 
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--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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--     PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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-- CHECK THAT AN EXPRESSION ASSOCIATED WITH MORE THAN ONE RECORD
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-- COMPONENT IS EVALUATED ONCE FOR EACH ASSOCIATED COMPONENT.
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-- EG  02/14/84
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WITH REPORT;
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PROCEDURE C43107A IS
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     USE REPORT;
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BEGIN
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     TEST("C43107A","CHECK THAT AN EXPRESSION WITH MORE THAN ONE " &
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                    "RECORD COMPONENT IS EVALUATED ONCE FOR EACH " &
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                    "ASSOCIATED COMPONENT");
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     BEGIN
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CASE_A :  DECLARE
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               TYPE T1 IS ARRAY(1 .. 2) OF INTEGER;
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               TYPE R1 IS
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                    RECORD
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                         A : T1;
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                         B : INTEGER;
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                         C : T1;
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                         D : INTEGER;
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                         E : INTEGER;
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                    END RECORD;
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               A1   : R1;
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               CNTR : INTEGER := 0;
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               FUNCTION FUN1 (A : T1) RETURN T1 IS
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               BEGIN
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                    CNTR := IDENT_INT(CNTR+1);
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                    RETURN A;
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               END FUN1;
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               FUNCTION FUN2 (A : INTEGER) RETURN INTEGER IS
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               BEGIN
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                    CNTR := CNTR+1;
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                    RETURN IDENT_INT(A);
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               END FUN2;
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          BEGIN
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               A1 := (A | C => FUN1((-1, -2)), OTHERS => FUN2(-3)+1);
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               IF CNTR /= 5 THEN
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                    FAILED ("CASE A : INCORRECT NUMBER OF EVALUATIONS" &
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                            " OF RECORD ASSOCIATED COMPONENTS");
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               END IF;
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               IF A1.A /= (-1, -2) OR A1.C /= (-1, -2) OR
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                  A1.B /= -2 OR A1.D /= -2 OR A1.E /= -2 THEN
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                    FAILED ("CASE A : INCORRECT VALUES IN RECORD");
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               END IF;
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          END CASE_A;
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CASE_B :  DECLARE
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               TYPE T2 IS ACCESS INTEGER;
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               TYPE R2 IS
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                    RECORD
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                         A : T2;
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                         B : INTEGER;
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                         C : T2;
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                         D : INTEGER;
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                         E : INTEGER;
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                    END RECORD;
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               B1   : R2;
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               CNTR : INTEGER := 0;
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               FUNCTION FUN3 RETURN INTEGER IS
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               BEGIN
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                    CNTR := CNTR+1;
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                    RETURN IDENT_INT(2);
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               END FUN3;
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          BEGIN
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               B1 := (A | C => NEW INTEGER'(-1),
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                      B | D | E => FUN3);
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               IF B1.A = B1.C OR CNTR /= 3 THEN
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                    FAILED ("CASE B : INCORRECT NUMBER OF EVALUATION" &
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                            " OF RECORD ASSOCIATED COMPONENTS");
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               END IF;
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               IF B1.B /= 2 OR B1.D /= 2 OR B1.E /= 2 OR
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                  B1.A = NULL OR B1.C = NULL OR B1.A = B1.C THEN
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                    FAILED ("CASE B : INCORRECT VALUES IN RECORD");
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               END IF;
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          END CASE_B;
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     END;
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     RESULT;
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END C43107A;

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