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diff --git a/gcc/testsuite/ada/acats/tests/c5/c55b16a.ada b/gcc/testsuite/ada/acats/tests/c5/c55b16a.ada
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+-- C55B16A.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.
+--*
+-- OBJECTIVE:
+--     CHECK THE PROCESSING OF ITERATIONS OVER AN ENUMERATION TYPE
+--     WHOSE (USER-DEFINED) REPRESENTATION CONSISTS OF A NON-CONTIGUOUS
+--     SET OF INTEGERS.
+--
+--     (INHERITANCE (AND SUBSEQUENT OVERRIDING) OF REPRESENTATION
+--     SPECIFICATIONS WILL BE TESTED ELSEWHERE.)
+
+-- HISTORY:
+--     RM  08/06/82  CREATED ORIGINAL TEST.
+--     BCB 01/04/88  MODIFIED HEADER.
+--     PWB 05/11/89  CHANGED EXTENSION FROM '.DEP' TO '.ADA'.
+
+
+WITH REPORT; USE REPORT;
+PROCEDURE  C55B16A  IS
+
+     I1  :  INTEGER := 0 ;
+
+     TYPE  ENUM  IS  ( 'A' , 'B' , 'D' , 'C' , Z , X , D , A , C );
+     FOR   ENUM  USE ( -15 , -14 , -11 , -10 ,
+                         1 , 3 , 4 , 8 , 9 );
+
+BEGIN
+
+     TEST ("C55B16A" , "TEST LOOPING OVER ENUMERATION TYPES WITH"  &
+                       " NON-CONTIGUOUS REPRESENTATION"            );
+
+     I1 := IDENT_INT(0) ;
+
+     FOR  X  IN ENUM LOOP
+
+          IF  X /= ENUM'VAL(I1)  OR
+              ENUM'POS(X) /= I1                               -- 0..8
+          THEN
+               FAILED ( "LOOP_PARAMETER ASCENDING INCORRECTLY (1)" );
+          END IF;
+
+          I1 := I1 + IDENT_INT(1) ;
+
+     END LOOP;
+
+
+     I1 := IDENT_INT(6) ;
+
+     FOR  X  IN ENUM RANGE D .. C LOOP
+
+          IF  X /= ENUM'VAL(I1)  OR
+              ENUM'POS(X) /= I1                               -- 6..8
+          THEN
+               FAILED ( "LOOP_PARAMETER ASCENDING INCORRECTLY (2)" );
+          END IF;
+
+          I1 := I1 + IDENT_INT(1) ;
+
+     END LOOP;
+
+
+     I1 := IDENT_INT(4) ;
+
+     FOR  X  IN REVERSE 'A'..ENUM'(Z) LOOP
+
+          IF  X /= ENUM'VAL(I1)  OR
+              ENUM'POS(X) /= I1                               -- 4..0
+          THEN
+               FAILED ( "LOOP_PARAMETER DESCENDING INCORRECTLY (3)" );
+          END IF;
+
+          I1 := I1 - IDENT_INT(1) ;
+
+     END LOOP;
+
+
+     RESULT ;
+
+
+END  C55B16A ;