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diff --git a/gcc/testsuite/ada/acats/tests/c6/c66002c.ada b/gcc/testsuite/ada/acats/tests/c6/c66002c.ada
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+-- C66002C.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 SUBPROGRAM DECLARATIONS
+-- ARE PERMITTED IN WHICH THERE IS A MINIMAL
+-- DIFFERENCE BETWEEN THE DECLARATIONS.
+
+--     (C) ONE SUBPROGRAM HAS ONE LESS PARAMETER THAN THE OTHER.
+
+-- CVP 5/4/81
+-- JRK 5/8/81
+-- NL 10/13/81
+
+WITH REPORT;
+PROCEDURE C66002C IS
+
+     USE REPORT;
+
+BEGIN
+     TEST ("C66002C", "SUBPROGRAM OVERLOADING WITH " &
+           "MINIMAL DIFFERENCES ALLOWED");
+
+     --------------------------------------------------
+
+     -- ONE PROCEDURE 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";
+
+          PROCEDURE P1 (I1, I2 : INTEGER; B1 : IN OUT BOOLEAN) IS
+          BEGIN
+               S(1) := 'A';
+          END P1;
+
+          PROCEDURE P1 (I1, I2 : INTEGER) IS
+          BEGIN
+               S(2) := 'B';
+          END P1;
+
+          PROCEDURE P2 (B1 : IN OUT BOOLEAN; I1 : INTEGER := 0) IS
+          BEGIN
+               S(1) := 'C';
+          END P2;
+
+          PROCEDURE P2 (B1 : IN OUT BOOLEAN) IS
+          BEGIN
+               S(2) := 'D';
+          END P2;
+
+     BEGIN
+          P1 (I, J, B);
+          P1 (I, J);
+
+          IF S /= "AB" THEN
+               FAILED ("PROCEDURES DIFFERING ONLY IN " &
+                       "NUMBER OF PARAMETERS (NO DEFAULTS) " &
+                       "CAUSED CONFUSION");
+          END IF;
+
+          S := "12";
+          P2 (B, I);
+          -- NOTE THAT A CALL TO P2 WITH ONLY
+          -- ONE PARAMETER IS AMBIGUOUS.
+
+          IF S /= "C2" THEN
+               FAILED ("PROCEDURES DIFFERING ONLY IN " &
+                       "EXISTENCE OF ONE PARAMETER (WITH " &
+                       "DEFAULT) CAUSED CONFUSION");
+          END IF;
+     END;
+
+     --------------------------------------------------
+
+     RESULT;
+
+END C66002C;