| 1 |
149 |
jeremybenn |
-- C4A012B.ADA
|
| 2 |
|
|
|
| 3 |
|
|
-- Grant of Unlimited Rights
|
| 4 |
|
|
--
|
| 5 |
|
|
-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
|
| 6 |
|
|
-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
|
| 7 |
|
|
-- unlimited rights in the software and documentation contained herein.
|
| 8 |
|
|
-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
|
| 9 |
|
|
-- this public release, the Government intends to confer upon all
|
| 10 |
|
|
-- recipients unlimited rights equal to those held by the Government.
|
| 11 |
|
|
-- These rights include rights to use, duplicate, release or disclose the
|
| 12 |
|
|
-- released technical data and computer software in whole or in part, in
|
| 13 |
|
|
-- any manner and for any purpose whatsoever, and to have or permit others
|
| 14 |
|
|
-- to do so.
|
| 15 |
|
|
--
|
| 16 |
|
|
-- DISCLAIMER
|
| 17 |
|
|
--
|
| 18 |
|
|
-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
|
| 19 |
|
|
-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
|
| 20 |
|
|
-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
|
| 21 |
|
|
-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
|
| 22 |
|
|
-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
|
| 23 |
|
|
-- PARTICULAR PURPOSE OF SAID MATERIAL.
|
| 24 |
|
|
--*
|
| 25 |
|
|
-- OBJECTIVE:
|
| 26 |
|
|
-- CHECK THAT CONSTRAINT_ERROR IS RAISED FOR
|
| 27 |
|
|
-- A UNIVERSAL_REAL EXPRESSION IF DIVISION BY ZERO IS ATTEMPTED.
|
| 28 |
|
|
|
| 29 |
|
|
-- CHECK THAT CONSTRAINT_ERROR IS RAISED FOR
|
| 30 |
|
|
-- 0.0 ** (-1) (OR ANY OTHER NEGATIVE EXPONENT VALUE).
|
| 31 |
|
|
|
| 32 |
|
|
-- HISTORY:
|
| 33 |
|
|
-- RJW 09/04/86 CREATED ORIGINAL TEST.
|
| 34 |
|
|
-- CJJ 09/04/87 ADDED PASS MESSAGE FOR RAISING NUMERIC_ERROR;
|
| 35 |
|
|
-- MODIFIED CODE TO PREVENT COMPILER OPTIMIZING
|
| 36 |
|
|
-- OUT THE TEST.
|
| 37 |
|
|
-- JET 12/31/87 ADDED MORE CODE TO PREVENT OPTIMIZATION.
|
| 38 |
|
|
-- MRM 03/30/93 REMOVED NUMERIC_ERROR FOR 9X COMPATIBILITY
|
| 39 |
|
|
-- JRL 02/29/96 Added code to check for value of Machine_Overflows; if
|
| 40 |
|
|
-- False, test is inapplicable.
|
| 41 |
|
|
|
| 42 |
|
|
WITH REPORT; USE REPORT;
|
| 43 |
|
|
|
| 44 |
|
|
PROCEDURE C4A012B IS
|
| 45 |
|
|
|
| 46 |
|
|
F : FLOAT;
|
| 47 |
|
|
|
| 48 |
|
|
I3 : INTEGER := -3;
|
| 49 |
|
|
|
| 50 |
|
|
SUBTYPE SINT IS INTEGER RANGE -10 .. 10;
|
| 51 |
|
|
SI5 : CONSTANT SINT := -5;
|
| 52 |
|
|
|
| 53 |
|
|
FUNCTION IDENT (X:FLOAT) RETURN FLOAT IS
|
| 54 |
|
|
BEGIN
|
| 55 |
|
|
IF EQUAL (3,3) THEN
|
| 56 |
|
|
RETURN X;
|
| 57 |
|
|
ELSE
|
| 58 |
|
|
RETURN 1.0;
|
| 59 |
|
|
END IF;
|
| 60 |
|
|
END IDENT;
|
| 61 |
|
|
|
| 62 |
|
|
BEGIN
|
| 63 |
|
|
|
| 64 |
|
|
TEST ( "C4A012B", "CHECK THAT CONSTRAINT_ERROR " &
|
| 65 |
|
|
"IS RAISED FOR " &
|
| 66 |
|
|
"0.0 ** (-1) (OR ANY OTHER NEGATIVE EXPONENT " &
|
| 67 |
|
|
"VALUE)" );
|
| 68 |
|
|
|
| 69 |
|
|
IF FLOAT'MACHINE_OVERFLOWS = FALSE THEN
|
| 70 |
|
|
REPORT.NOT_APPLICABLE ("Float'Machine_Overflows = False");
|
| 71 |
|
|
ELSE
|
| 72 |
|
|
|
| 73 |
|
|
BEGIN
|
| 74 |
|
|
F := IDENT (0.0) ** (-1);
|
| 75 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (-1)' DID NOT RAISE " &
|
| 76 |
|
|
"AN EXCEPTION" );
|
| 77 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 78 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 79 |
|
|
END IF;
|
| 80 |
|
|
EXCEPTION
|
| 81 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 82 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 1");
|
| 83 |
|
|
WHEN OTHERS =>
|
| 84 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (-1)' RAISED THE " &
|
| 85 |
|
|
"WRONG EXCEPTION" );
|
| 86 |
|
|
END;
|
| 87 |
|
|
|
| 88 |
|
|
BEGIN
|
| 89 |
|
|
F := 0.0 ** (IDENT_INT (-1));
|
| 90 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (IDENT_INT (-1))' DID " &
|
| 91 |
|
|
"NOT RAISE AN EXCEPTION" );
|
| 92 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 93 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 94 |
|
|
END IF;
|
| 95 |
|
|
EXCEPTION
|
| 96 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 97 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 2");
|
| 98 |
|
|
WHEN OTHERS =>
|
| 99 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (IDENT_INT (-1))' " &
|
| 100 |
|
|
"RAISED THE WRONG EXCEPTION" );
|
| 101 |
|
|
END;
|
| 102 |
|
|
|
| 103 |
|
|
BEGIN
|
| 104 |
|
|
F := 0.0 ** (INTEGER'POS (IDENT_INT (-1)));
|
| 105 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** " &
|
| 106 |
|
|
"(INTEGER'POS (IDENT_INT (-1)))' DID " &
|
| 107 |
|
|
"NOT RAISE AN EXCEPTION" );
|
| 108 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 109 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 110 |
|
|
END IF;
|
| 111 |
|
|
EXCEPTION
|
| 112 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 113 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 3");
|
| 114 |
|
|
WHEN OTHERS =>
|
| 115 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** " &
|
| 116 |
|
|
"(INTEGER'POS (IDENT_INT (-1)))' RAISED " &
|
| 117 |
|
|
"THE WRONG EXCEPTION" );
|
| 118 |
|
|
END;
|
| 119 |
|
|
|
| 120 |
|
|
BEGIN
|
| 121 |
|
|
F := IDENT(0.0) ** I3;
|
| 122 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** I3' DID NOT RAISE " &
|
| 123 |
|
|
"AN EXCEPTION" );
|
| 124 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 125 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 126 |
|
|
END IF;
|
| 127 |
|
|
EXCEPTION
|
| 128 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 129 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 4");
|
| 130 |
|
|
WHEN OTHERS =>
|
| 131 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** I3' RAISED THE " &
|
| 132 |
|
|
"WRONG EXCEPTION" );
|
| 133 |
|
|
END;
|
| 134 |
|
|
|
| 135 |
|
|
BEGIN
|
| 136 |
|
|
F := 0.0 ** (IDENT_INT (I3));
|
| 137 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (IDENT_INT (I3))' DID " &
|
| 138 |
|
|
"NOT RAISE AN EXCEPTION" );
|
| 139 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 140 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 141 |
|
|
END IF;
|
| 142 |
|
|
EXCEPTION
|
| 143 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 144 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 5");
|
| 145 |
|
|
WHEN OTHERS =>
|
| 146 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (IDENT_INT (I3))' " &
|
| 147 |
|
|
"RAISED THE WRONG EXCEPTION" );
|
| 148 |
|
|
END;
|
| 149 |
|
|
|
| 150 |
|
|
BEGIN
|
| 151 |
|
|
F := IDENT (0.0) ** SI5;
|
| 152 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** SI5' DID NOT RAISE " &
|
| 153 |
|
|
"AN EXCEPTION" );
|
| 154 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 155 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 156 |
|
|
END IF;
|
| 157 |
|
|
EXCEPTION
|
| 158 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 159 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 6");
|
| 160 |
|
|
WHEN OTHERS =>
|
| 161 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** SI5' RAISED THE " &
|
| 162 |
|
|
"WRONG EXCEPTION" );
|
| 163 |
|
|
END;
|
| 164 |
|
|
|
| 165 |
|
|
BEGIN
|
| 166 |
|
|
F := 0.0 ** (IDENT_INT (SI5));
|
| 167 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (IDENT_INT (SI5))' DID " &
|
| 168 |
|
|
"NOT RAISE AN EXCEPTION" );
|
| 169 |
|
|
IF EQUAL ( INTEGER(F), INTEGER(F) ) THEN
|
| 170 |
|
|
COMMENT ("SHOULDN'T BE HERE!");
|
| 171 |
|
|
END IF;
|
| 172 |
|
|
EXCEPTION
|
| 173 |
|
|
WHEN CONSTRAINT_ERROR =>
|
| 174 |
|
|
COMMENT ("CONSTRAINT_ERROR RAISED - 7");
|
| 175 |
|
|
WHEN OTHERS =>
|
| 176 |
|
|
FAILED ( "THE EXPRESSION '0.0 ** (IDENT_INT (SI5))' " &
|
| 177 |
|
|
"RAISED THE WRONG EXCEPTION" );
|
| 178 |
|
|
END;
|
| 179 |
|
|
|
| 180 |
|
|
END IF;
|
| 181 |
|
|
|
| 182 |
|
|
RESULT;
|
| 183 |
|
|
|
| 184 |
|
|
END C4A012B;
|
