| -- C34018A.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 CALLS OF DERIVED SUBPROGRAMS CHECK CONSTRAINTS OF THE |
| -- PARENT SUBPROGRAM, NOT THE CONSTRAINTS OF THE DERIVED SUBTYPE. |
| |
| -- JBG 11/15/85 |
| -- JRK 2/12/86 CORRECTED ERROR: RESOLVED AMBIGUOUS CALL G(41) TO |
| -- TYPE NEW_INT. |
| -- EDS 7/16/98 AVOID OPTIMIZATION |
| |
| WITH REPORT; USE REPORT; |
| PROCEDURE C34018A IS |
| |
| PACKAGE P IS |
| TYPE INT IS RANGE 1..100; |
| SUBTYPE INT_50 IS INT RANGE 1..50; |
| SUBTYPE INT_51 IS INT RANGE 51..100; |
| |
| FUNCTION "+" (L, R : INT) RETURN INT; |
| FUNCTION G (X : INT_50) RETURN INT_51; |
| |
| TYPE STR IS ARRAY (1..10) OF CHARACTER; |
| FUNCTION F (X : STR) RETURN STR; |
| END P; |
| |
| USE P; |
| |
| TYPE NEW_STR IS NEW P.STR; |
| TYPE NEW_INT IS NEW P.INT RANGE 51..90; |
| |
| PACKAGE BODY P IS |
| |
| FUNCTION "+" (L, R : INT) RETURN INT IS |
| BEGIN |
| RETURN INT(INTEGER(L) + INTEGER(R)); |
| END "+"; |
| |
| FUNCTION G (X : INT_50) RETURN INT_51 IS |
| BEGIN |
| RETURN X + 10; |
| END G; |
| |
| FUNCTION F (X : STR) RETURN STR IS |
| BEGIN |
| RETURN X; |
| END F; |
| |
| END P; |
| |
| BEGIN |
| |
| TEST ("C34018A", "CHECK CONSTRAINTS PROCESSED CORRECTLY FOR " & |
| "CALLS OF DERIVED SUBPROGRAMS"); |
| |
| DECLARE |
| |
| Y : NEW_STR := F("1234567890"); -- UNAMBIGUOUS. |
| |
| BEGIN |
| IF Y /= "1234567890" THEN |
| FAILED ("DERIVED F"); |
| END IF; |
| END; |
| |
| DECLARE |
| |
| A : INT := 51; |
| B : NEW_INT := NEW_INT(IDENT_INT(90)); |
| |
| BEGIN |
| |
| BEGIN |
| A := A + 0; |
| FAILED ("NO EXCEPTION - A + 0 = " & INT'IMAGE(A) ); --Use A |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION - 1"); |
| END; |
| |
| BEGIN |
| IF B + 2 /= 92 THEN -- 92 IN INT. |
| FAILED ("WRONG RESULT - B + 2"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| FAILED ("WRONG CONSTRAINT FOR DERIVED ""+"""); |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION - 2"); |
| END; |
| |
| BEGIN |
| IF B + 14 > 90 THEN -- 104 NOT IN INT. |
| FAILED ("NO EXCEPTION RAISED FOR DERIVED ""+"""); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION - 3"); |
| END; |
| |
| |
| BEGIN |
| IF G(B) > 90 THEN -- 90 NOT IN INT_50. |
| FAILED ("NO EXCEPTION RAISED FOR DERIVED G"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| NULL; |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION - 4"); |
| END; |
| |
| BEGIN |
| IF C34018A.G(41) /= 51 THEN -- 41 CONVERTED TO |
| -- NEW_INT'BASE. |
| -- 41 IN INT_50. |
| -- 51 IN INT_51. |
| FAILED ("WRONG RESULT - G(41)"); |
| END IF; |
| EXCEPTION |
| WHEN CONSTRAINT_ERROR => |
| FAILED ("C_E RAISED FOR LITERAL ARGUMENT"); |
| WHEN OTHERS => |
| FAILED ("UNEXPECTED EXCEPTION - 5"); |
| END; |
| END; |
| |
| RESULT; |
| END C34018A; |