c45262d.ada

来自「用于进行gcc测试」· ADA 代码 · 共 106 行

-- C45262D.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 ORDERING COMPARISONS YIELD CORRECT RESULTS FOR
-- ONE-DIMENSIONAL DISCRETE ARRAY TYPES.  THIS TEST USES
-- USER-DEFINED ORDERING OPERATORS FOR THE DISCRETE COMPONENT TYPE.

-- JWC 8/19/85

WITH REPORT; USE REPORT;

PROCEDURE C45262D IS

     FUNCTION "<"(LEFT, RIGHT : INTEGER) RETURN BOOLEAN IS
     BEGIN
          RETURN STANDARD.">="(LEFT, RIGHT);
     END "<";

     FUNCTION "<="(LEFT, RIGHT : INTEGER) RETURN BOOLEAN IS
     BEGIN
          RETURN STANDARD.">"(LEFT, RIGHT);
     END "<=";

     FUNCTION ">"(LEFT, RIGHT : INTEGER) RETURN BOOLEAN IS
     BEGIN
          RETURN STANDARD."<="(LEFT, RIGHT);
     END ">";

     FUNCTION ">="(LEFT, RIGHT : INTEGER) RETURN BOOLEAN IS
     BEGIN
          RETURN STANDARD."<"(LEFT, RIGHT);
     END ">=";

BEGIN
     TEST ("C45262D", "ORDERING COMPARISONS OF ONE-DIMENSIONAL " &
                      "DISCRETE ARRAY TYPES");

     DECLARE

          SUBTYPE SUBINT IS INTEGER RANGE 0 .. 5;
          TYPE ARR IS ARRAY( SUBINT RANGE <> ) OF INTEGER;
          ARR1 : ARR(1 .. IDENT_INT(0));
          ARR2 : ARR(2 .. IDENT_INT(0));
          ARR3 : ARR(1 .. IDENT_INT(1)) := (IDENT_INT(1) => 0);
          ARR4 : ARR(0 .. IDENT_INT(0)) := (IDENT_INT(0) => 0);
          ARR5 : ARR(0 .. IDENT_INT(0)) := (IDENT_INT(0) => 1);
          ARR6 : ARR(1 .. IDENT_INT(5)) := (1 .. IDENT_INT(5) => 0);
          ARR7 : ARR(0 .. 4) := (0 .. 3 => 0, 4 => 1);

     BEGIN

          IF ARR1 < ARR2 THEN
               FAILED ("NULL ARRAYS ARR1 AND ARR2 NOT EQUAL - <");
          END IF;

          IF ARR3 <= ARR1 THEN
               FAILED ("NON-NULL ARRAY ARR3 LESS THAN EQUAL NULL " &
                       "ARR1");
          END IF;

          IF ARR3 > ARR4 THEN
               FAILED ("DIFFERENT BOUNDS, SAME NUMBER OF COMPONENTS, " &
                       "COMPONENTS EQUAL - >");
          END IF;

          IF NOT (ARR3(1) > ARR4(0)) THEN
               FAILED ("REDEFINED COMPONENT COMPARISON - >");
          END IF;

          IF ARR3 >= ARR5 THEN
               FAILED ("DIFFERENT BOUNDS, SAME NUMBER OF COMPONENTS, " &
                       "COMPONENTS NOT EQUAL - >=");
          END IF;

          IF NOT ( "<" (ARR6, ARR7) ) THEN
               FAILED ("DIFFERENT BOUNDS, SAME NUMBER OF COMPONENTS, " &
                       "MULTIPLE COMPONENTS, COMPONENTS NOT EQUAL - <");
          END IF;

     END;

     RESULT;

END C45262D;