llvm-gcc-4.2/gcc/testsuite/ada/acats/tests/c6/c67005a.ada

-- C67005A.ADA

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-- CHECK IF A RENAMING DECLARATION DECLARES AN EQUALITY OPERATOR, THE
-- TYPES OF THE PARAMETERS NEED NOT BE LIMITED TYPES. 

-- JBG 9/28/83

WITH REPORT; USE REPORT;
PROCEDURE C67005A IS
BEGIN
     TEST ("C67005A", "CHECK THAT AN EQUALITY OPERATOR DECLARED BY " &
                      "A RENAMING DECLARATION NEED NOT HAVE " &
                      "PARAMETERS OF A LIMITED TYPE");
     DECLARE
          GENERIC
               TYPE LP IS LIMITED PRIVATE;
               WITH FUNCTION EQUAL (L, R : LP) RETURN BOOLEAN;
          PACKAGE EQUALITY_OPERATOR IS
               FUNCTION "=" (L, R : LP) RETURN BOOLEAN;
          END EQUALITY_OPERATOR;

          PACKAGE BODY EQUALITY_OPERATOR IS
               FUNCTION "=" (L, R : LP) RETURN BOOLEAN IS
               BEGIN
                    RETURN EQUAL(L, R);
               END "=";
          END EQUALITY_OPERATOR;

          PACKAGE POLAR_COORDINATES IS
               TYPE POLAR_COORD IS
                    RECORD
                         R     : INTEGER;
                         THETA : INTEGER;
                    END RECORD;
               FUNCTION EQUAL (L, R : POLAR_COORD) RETURN BOOLEAN;
               PACKAGE POLAR_EQUAL IS NEW EQUALITY_OPERATOR
                         (POLAR_COORD, EQUAL);
               FUNCTION "=" (L, R : POLAR_COORD) RETURN BOOLEAN
                         RENAMES POLAR_EQUAL."=";
          END POLAR_COORDINATES;

          PACKAGE BODY POLAR_COORDINATES IS
               FUNCTION EQUAL (L, R : POLAR_COORD) RETURN BOOLEAN IS
               BEGIN
                    RETURN (L.THETA MOD 360) = (R.THETA MOD 360) AND
                           L.R = R.R;
               END EQUAL;
          END POLAR_COORDINATES;

          USE POLAR_COORDINATES;

          PACKAGE VARIABLES IS
               P270 : POLAR_COORD := (R => 3, THETA => 270);
               P360 : POLAR_COORD := (R => 3, THETA => IDENT_INT(360));
          END VARIABLES;

          USE VARIABLES;

     BEGIN

          IF P270 /= (3, -90) THEN
               FAILED ("INCORRECT INEQUALITY OPERATOR");
          END IF;

          IF P360 = (3, 0) THEN
               NULL;
          ELSE
               FAILED ("INCORRECT EQUALITY OPERATOR");
          END IF;

          RESULT;

     END;
END C67005A;