| -- C87A05A.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 FUNCTION CALLS AND INDEXED COMPONENT EXPRESSIONS CAN BE |
| -- DISTINGUISHED BY THE RULES OF OVERLOADING RESOLUTION. |
| -- |
| -- PART 1 : CORRECT RESOLUTION IS INDEXED COMPONENT EXPRESSION |
| |
| -- TRH 13 JULY 82 |
| -- DSJ 09 JUNE 83 |
| |
| WITH REPORT; USE REPORT; |
| |
| PROCEDURE C87A05A IS |
| |
| OK : BOOLEAN := TRUE; |
| TYPE VECTOR IS ARRAY (1 .. 5) OF BOOLEAN; |
| |
| PROCEDURE P (ARG : BOOLEAN) IS -- THIS IS CORRECT P |
| BEGIN |
| OK := ARG; |
| END P; |
| |
| PROCEDURE P (ARG : CHARACTER) IS |
| BEGIN |
| OK := FALSE; |
| END P; |
| |
| FUNCTION Y RETURN VECTOR IS -- THIS IS CORRECT Y |
| BEGIN |
| RETURN (VECTOR'RANGE => TRUE); |
| END Y; |
| |
| FUNCTION Y (ARG : INTEGER) RETURN FLOAT IS |
| BEGIN |
| OK := FALSE; |
| RETURN 0.0; |
| END Y; |
| |
| FUNCTION Y (ARG : CHARACTER) RETURN CHARACTER IS |
| BEGIN |
| OK := FALSE; |
| RETURN 'A'; |
| END Y; |
| |
| FUNCTION Y (ARG : FLOAT) RETURN FLOAT IS |
| BEGIN |
| OK := FALSE; |
| RETURN 0.0; |
| END Y; |
| |
| FUNCTION Y RETURN BOOLEAN IS |
| BEGIN |
| OK := FALSE; |
| RETURN FALSE; |
| END Y; |
| |
| FUNCTION Y (ARG : CHARACTER := 'A') RETURN BOOLEAN IS |
| BEGIN |
| OK := FALSE; |
| RETURN FALSE; |
| END Y; |
| |
| FUNCTION Z RETURN INTEGER IS -- THIS IS CORRECT Z |
| BEGIN |
| RETURN 3; |
| END Z; |
| |
| FUNCTION Z RETURN FLOAT IS |
| BEGIN |
| OK := FALSE; |
| RETURN 3.0; |
| END Z; |
| |
| BEGIN |
| TEST ("C87A05A","OVERLOADING RESOLUTION FOR DISTINGUISHING " & |
| "FUNCTION CALLS FROM INDEXED COMPONENTS WHERE INDEXED " & |
| "COMPONENTS ARE CORRECT"); |
| |
| P (Y (Z) ); |
| |
| IF NOT OK THEN |
| FAILED ("RESOLUTION INCORRECT"); |
| END IF; |
| |
| RESULT; |
| END C87A05A; |