-- C58004C.ADA
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-- C58004C.ADA
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-- Grant of Unlimited Rights
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-- Grant of Unlimited Rights
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--
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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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-- 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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-- 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 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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-- 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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-- 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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-- 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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-- 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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-- 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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-- any manner and for any purpose whatsoever, and to have or permit others
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-- to do so.
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-- to do so.
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--
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--
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-- DISCLAIMER
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-- DISCLAIMER
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--
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--
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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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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-- 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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-- 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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-- 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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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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--*
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-- CHECK THAT THE RETURN STATEMENT WORKS FOR RECURSIVE SUBPROGRAMS,
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-- CHECK THAT THE RETURN STATEMENT WORKS FOR RECURSIVE SUBPROGRAMS,
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-- BOTH FUNCTIONS AND PROCEDURES.
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-- BOTH FUNCTIONS AND PROCEDURES.
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-- DCB 2/8/80
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-- DCB 2/8/80
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-- SPS 3/7/83
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-- SPS 3/7/83
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-- JBG 5/17/83
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-- JBG 5/17/83
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WITH REPORT;
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WITH REPORT;
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PROCEDURE C58004C IS
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PROCEDURE C58004C IS
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USE REPORT;
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USE REPORT;
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I1, I2 : INTEGER := 0; -- INITIAL VALUE IS IMMATERIAL
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I1, I2 : INTEGER := 0; -- INITIAL VALUE IS IMMATERIAL
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PROCEDURE FACTORIALP (IP1 : IN INTEGER; IP2 : IN OUT INTEGER) IS
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PROCEDURE FACTORIALP (IP1 : IN INTEGER; IP2 : IN OUT INTEGER) IS
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BEGIN
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BEGIN
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IF IP1 = 1 THEN
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IF IP1 = 1 THEN
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IP2 := 1;
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IP2 := 1;
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RETURN;
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RETURN;
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ELSE FACTORIALP (IP1 - 1, IP2);
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ELSE FACTORIALP (IP1 - 1, IP2);
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IP2 := IP1 * IP2;
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IP2 := IP1 * IP2;
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RETURN;
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RETURN;
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END IF;
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END IF;
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IP2 := 0;
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IP2 := 0;
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END FACTORIALP;
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END FACTORIALP;
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FUNCTION FACTORIALF (IF1 : INTEGER) RETURN INTEGER IS
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FUNCTION FACTORIALF (IF1 : INTEGER) RETURN INTEGER IS
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BEGIN
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BEGIN
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IF IF1 = 1 THEN RETURN (1);
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IF IF1 = 1 THEN RETURN (1);
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END IF;
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END IF;
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RETURN (IF1 * FACTORIALF(IF1 - 1) );
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RETURN (IF1 * FACTORIALF(IF1 - 1) );
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END FACTORIALF;
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END FACTORIALF;
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BEGIN
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BEGIN
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TEST ("C58004C", "CHECK THAT THE RETURN STATEMENT WORKS FOR" &
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TEST ("C58004C", "CHECK THAT THE RETURN STATEMENT WORKS FOR" &
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" RECURSIVE FUNCTIONS AND PROCEDURES");
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" RECURSIVE FUNCTIONS AND PROCEDURES");
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I1 := FACTORIALF (5);
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I1 := FACTORIALF (5);
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IF I1 /= 120 THEN
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IF I1 /= 120 THEN
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FAILED ("RETURN STATEMENT IN RECURSIVE FUNCTION NOT " &
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FAILED ("RETURN STATEMENT IN RECURSIVE FUNCTION NOT " &
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"WORKING");
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"WORKING");
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END IF;
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END IF;
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FACTORIALP (5, I2);
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FACTORIALP (5, I2);
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IF I2 = 0 THEN
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IF I2 = 0 THEN
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FAILED ("RETURN STATEMENT IN RECURSIVE PROCEDURE NOT " &
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FAILED ("RETURN STATEMENT IN RECURSIVE PROCEDURE NOT " &
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"WORKING");
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"WORKING");
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ELSIF I2 /= 120 THEN
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ELSIF I2 /= 120 THEN
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FAILED
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FAILED
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("RETURN STMT IN RECURSIVE PROCEDURE NOT WORKING CORRECTLY");
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("RETURN STMT IN RECURSIVE PROCEDURE NOT WORKING CORRECTLY");
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END IF;
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END IF;
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RESULT;
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RESULT;
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END C58004C;
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END C58004C;
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