| -- C95095B.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 OVERLOADED ENTRY DECLARATIONS |
| -- ARE PERMITTED IN WHICH THERE IS A MINIMAL |
| -- DIFFERENCE BETWEEN THE DECLARATIONS. |
| |
| -- (B) ONE ENTRY HAS ONE LESS PARAMETER THAN THE OTHER. |
| |
| -- JWC 7/24/85 |
| -- JRK 10/2/85 |
| |
| WITH REPORT; USE REPORT; |
| PROCEDURE C95095B IS |
| |
| BEGIN |
| TEST ("C95095B", "ENTRY OVERLOADING WITH " & |
| "MINIMAL DIFFERENCES"); |
| |
| -------------------------------------------------- |
| |
| -- ONE ENTRY HAS ONE MORE PARAMETER |
| -- THAN THE OTHER. THIS IS TESTED IN THE |
| -- CASE IN WHICH THAT PARAMETER HAS A DEFAULT |
| -- VALUE, AND THE CASE IN WHICH IT DOES NOT. |
| |
| DECLARE |
| I, J : INTEGER := 0; |
| B : BOOLEAN := TRUE; |
| S : STRING (1..2) := "12"; |
| |
| TASK T IS |
| ENTRY E1 (I1, I2 : INTEGER; B1 : IN OUT BOOLEAN); |
| ENTRY E1 (I1, I2 : INTEGER); |
| ENTRY E2 (B1 : IN OUT BOOLEAN; I1 : INTEGER := 0); |
| ENTRY E2 (B1 : IN OUT BOOLEAN); |
| END T; |
| |
| TASK BODY T IS |
| BEGIN |
| LOOP |
| SELECT |
| ACCEPT E1 (I1, I2 : INTEGER; |
| B1 : IN OUT BOOLEAN) DO |
| S (1) := 'A'; |
| END E1; |
| OR |
| ACCEPT E1 (I1, I2 : INTEGER) DO |
| S (2) := 'B'; |
| END E1; |
| OR |
| ACCEPT E2 (B1 : IN OUT BOOLEAN; |
| I1 : INTEGER := 0) DO |
| S (1) := 'C'; |
| END E2; |
| OR |
| ACCEPT E2 (B1 : IN OUT BOOLEAN) DO |
| S (2) := 'D'; |
| END E2; |
| OR |
| TERMINATE; |
| END SELECT; |
| END LOOP; |
| END T; |
| |
| BEGIN |
| T.E1 (I, J, B); |
| T.E1 (I, J); |
| |
| IF S /= "AB" THEN |
| FAILED ("ENTRIES DIFFERING ONLY IN " & |
| "NUMBER OF PARAMETERS (NO DEFAULTS) " & |
| "CAUSED CONFUSION"); |
| END IF; |
| |
| S := "12"; |
| T.E2 (B, I); |
| -- NOTE THAT A CALL TO T.E2 WITH ONLY |
| -- ONE PARAMETER IS AMBIGUOUS. |
| |
| IF S /= "C2" THEN |
| FAILED ("ENTRIES DIFFERING ONLY IN " & |
| "EXISTENCE OF ONE PARAMETER (WITH " & |
| "DEFAULT) CAUSED CONFUSION"); |
| END IF; |
| END; |
| |
| -------------------------------------------------- |
| |
| RESULT; |
| END C95095B; |