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-- C43208A.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.
--*
-- FOR A ONE-DIMENSIONAL AGGREGATE OF THE FORM (F..G => (H..I => J)),
-- CHECK THAT:
 
--     A) IF F..G IS A NULL RANGE, H, I, AND J ARE NOT EVALUATED.
 
--     B) IF F..G IS A NON-NULL RANGE, H AND I ARE EVALUATED G-F+1
--        TIMES, AND J IS EVALUATED (I-H+1)*(G-F+1) TIMES IF H..I
--        IS NON-NULL.
 
-- EG  01/19/84
 
WITH REPORT;
 
PROCEDURE C43208A IS
 
     USE REPORT;
 
BEGIN
 
     TEST("C43208A", "CHECK THAT THE EVALUATION OF A ONE-" &
                     "DIMENSIONAL AGGREGATE OF THE FORM "  &
                     "(F..G => (H..I = J)) IS PERFORMED "  &
                     "CORRECTLY");
 
     DECLARE
 
          TYPE CHOICE_INDEX IS (F, G, H, I, J);
          TYPE CHOICE_CNTR  IS ARRAY(CHOICE_INDEX) OF INTEGER;
 
          CNTR : CHOICE_CNTR := (CHOICE_INDEX => 0);
 
          TYPE T1 IS ARRAY(INTEGER RANGE <>) OF INTEGER;
 
          FUNCTION CALC (A : CHOICE_INDEX; B : INTEGER)
                         RETURN INTEGER IS
          BEGIN
               CNTR(A) := CNTR(A) + 1;
               RETURN IDENT_INT(B);
          END CALC;
 
     BEGIN
 
CASE_A :  BEGIN
 
     CASE_A1 : DECLARE
                    A1 : ARRAY(4 .. 2) OF T1(1 .. 2);
               BEGIN
                    CNTR := (CHOICE_INDEX => 0);
                    A1 := (4 .. 2 => 
                              (CALC(H,1) .. CALC(I,2) => CALC(J,2)));
                    IF CNTR(H) /= 0 THEN
                         FAILED("CASE A1 : H WAS EVALUATED");
                    END IF;
                    IF CNTR(I) /= 0 THEN
                         FAILED("CASE A1 : I WAS EVALUATED");
                    END IF;
                    IF CNTR(J) /= 0 THEN
                         FAILED("CASE A1 : J WAS EVALUATED");
                    END IF;
               EXCEPTION
                    WHEN OTHERS =>
                         FAILED("CASE A1 : EXCEPTION RAISED");
               END CASE_A1;
 
     CASE_A2 : DECLARE
                    A2 : ARRAY(4 .. 2) OF T1(1 .. 2);
               BEGIN
                    CNTR := (CHOICE_INDEX => 0);
                    A2 := (CALC(F,4) .. CALC(G,2) =>
                               (CALC(H,1) .. CALC(I,2) => CALC(J,2)));
                    IF CNTR(H) /= 0 THEN
                         FAILED("CASE A2 : H WAS EVALUATED");
                    END IF;
                    IF CNTR(I) /= 0 THEN
                         FAILED("CASE A2 : I WAS EVALUATED");
                    END IF;
                    IF CNTR(J) /= 0 THEN
                         FAILED("CASE A2 : J WAS EVALUATED");
                    END IF;
               EXCEPTION
                    WHEN OTHERS =>
                         FAILED("CASE A2 : EXCEPTION RAISED");
               END CASE_A2;
 
          END CASE_A;
 
CASE_B :  BEGIN
 
     CASE_B1 : DECLARE
                    B1 : ARRAY(2 .. 3) OF T1(1 .. 2);
               BEGIN
                    CNTR := (CHOICE_INDEX => 0);
                    B1 := (2 .. 3 =>
                              (CALC(H,1) .. CALC(I,2) => CALC(J,2)));
                    IF CNTR(H) /= 2 THEN
                         FAILED("CASE B1 : H NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(I) /= 2 THEN
                         FAILED("CASE B1 : I NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(J) /= 4 THEN
                         FAILED("CASE B1 : J NOT EVALUATED (I-H+1)*" &
                                "(G-F+1) TIMES");
                    END IF;
               EXCEPTION
                    WHEN OTHERS =>
                         FAILED("CASE B1 : EXECEPTION RAISED");
               END CASE_B1;
 
     CASE_B2 : DECLARE
                    B2 : ARRAY(2 .. 3) OF T1(9 .. 10);
               BEGIN
                    CNTR := (CHOICE_INDEX => 0);
                    B2 := (CALC(F,2) .. CALC(G,3) =>
                              (CALC(H,9) .. CALC(I,10) => CALC(J,2)));
                    IF CNTR(H) /= 2 THEN
                         FAILED("CASE B2 : H NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(I) /= 2 THEN
                         FAILED("CASE B2 : I NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(J) /= 4 THEN
                         FAILED("CASE B2 : J NOT EVALUATED (I-H+1)*" &
                                "(G-F+1) TIMES");
                    END IF;
               EXCEPTION
                    WHEN OTHERS =>
                         FAILED("CASE B2 : EXECEPTION RAISED");
               END CASE_B2;
 
     CASE_B3 : DECLARE
                    B3 : ARRAY(2 .. 3) OF T1(2 .. 1);
               BEGIN
                    CNTR := (CHOICE_INDEX => 0);
                    B3 := (2 .. 3 =>
                              (CALC(H,2) .. CALC(I,1) => CALC(J,2)));
                    IF CNTR(H) /= 2 THEN
                         FAILED("CASE B3 : H NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(I) /= 2 THEN
                         FAILED("CASE B3 : I NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(J) /= 0 THEN
                         FAILED("CASE B3 : J NOT EVALUATED ZERO TIMES");
                    END IF;
               EXCEPTION
                    WHEN OTHERS =>
                         FAILED("CASE B3 : EXECEPTION RAISED");
               END CASE_B3;
 
     CASE_B4 : DECLARE
                    B4 : ARRAY(2 .. 3) OF T1(2 .. 1);
               BEGIN
                    CNTR := (CHOICE_INDEX => 0);
                    B4 := (CALC(F,2) .. CALC(G,3) =>
                              (CALC(H,2) .. CALC(I,1) => CALC(J,2)));
                    IF CNTR(H) /= 2 THEN
                         FAILED("CASE B4 : H NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(I) /= 2 THEN
                         FAILED("CASE B4 : I NOT EVALUATED G-F+1 " &
                                "TIMES");
                    END IF;
                    IF CNTR(J) /= 0 THEN
                         FAILED("CASE B4 : J NOT EVALUATED ZERO TIMES");
                    END IF;
               EXCEPTION
                    WHEN OTHERS =>
                         FAILED("CASE B4 : EXECEPTION RAISED");
               END CASE_B4;
 
          END CASE_B;
      END;
 
     RESULT;
 
END C43208A;