| -- CB4009A.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 A PROGRAMMER DEFINED EXCEPTION AND A REDECLARED |
| -- PREDEFINED EXCEPTION MAY BE PROPAGATED OUT OF SCOPE AND BACK IN, |
| -- WITH OUT-OF-SCOPE 'OTHERS' HANDLERS HANDLING THE EXCEPTION |
| -- INSTEAD OF OTHER HANDLERS. SEPARATELY COMPILED UNITS ARE NOT TESTED. |
| |
| -- DAT 4/15/81 |
| -- SPS 1/14/82 |
| |
| WITH REPORT; USE REPORT; |
| |
| PROCEDURE CB4009A IS |
| |
| E : EXCEPTION; |
| |
| I : INTEGER := 0; |
| |
| PROCEDURE P1 (C : INTEGER); |
| PROCEDURE P2 (C : INTEGER); |
| PROCEDURE P3 (C : INTEGER); |
| |
| F : BOOLEAN := FALSE; |
| T : CONSTANT BOOLEAN := TRUE; |
| |
| PROCEDURE P1 (C : INTEGER) IS |
| BEGIN |
| P3(C); |
| EXCEPTION |
| WHEN E => F := T; |
| WHEN CONSTRAINT_ERROR => F := T; |
| WHEN OTHERS => I := I + 1; RAISE; |
| END P1; |
| |
| PROCEDURE P2 (C : INTEGER) IS |
| E : EXCEPTION; |
| CONSTRAINT_ERROR : EXCEPTION; |
| BEGIN |
| CASE C IS |
| WHEN 0 => FAILED ("WRONG CASE"); |
| WHEN 1 => RAISE E; |
| WHEN -1 => RAISE CONSTRAINT_ERROR; |
| WHEN OTHERS => P1 (C - C/ABS(C)); |
| END CASE; |
| EXCEPTION |
| WHEN E => |
| I := I + 100; RAISE; |
| WHEN CONSTRAINT_ERROR => |
| I := I + 101; RAISE; |
| WHEN OTHERS => |
| F := T; |
| END P2; |
| |
| PROCEDURE P3 (C : INTEGER) IS |
| BEGIN |
| P2(C); |
| EXCEPTION |
| WHEN E => F := T; |
| WHEN CONSTRAINT_ERROR => F := T; |
| END P3; |
| |
| BEGIN |
| TEST ("CB4009A", "EXCEPTIONS PROPAGATED OUT OF SCOPE"); |
| |
| I := 0; |
| BEGIN |
| P3 (-2); |
| FAILED ("EXCEPTION NOT RAISED 1"); |
| EXCEPTION |
| WHEN OTHERS => NULL; |
| END; |
| IF I /= 203 THEN |
| FAILED ("INCORRECT HANDLER SOMEWHERE 1"); |
| END IF; |
| |
| I := 0; |
| BEGIN |
| P3(3); |
| FAILED ("EXCEPTION NOT RAISED 2"); |
| EXCEPTION |
| WHEN OTHERS => NULL; |
| END; |
| IF I /= 302 THEN |
| FAILED ("INCORRECT HANDLER SOMEWHERE 2"); |
| END IF; |
| |
| IF F = T THEN |
| FAILED ("WRONG HANDLER SOMEWHERE"); |
| END IF; |
| |
| RESULT; |
| END CB4009A; |