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diff --git a/gcc/testsuite/ada/acats/tests/c4/c45323a.ada b/gcc/testsuite/ada/acats/tests/c4/c45323a.ada
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+-- C45323A.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 THAT THE NONASSOCIATIVITY OF REAL ARITHMETIC IS PRESERVED
+--     FOR FLOATING POINT PRECISION 5, EVEN WHEN OPTIMIZATION WOULD
+--     BENEFIT IF FLOATING POINT ADDITION WERE ASSOCIATIVE.
+
+-- HISTORY:
+--     JET 08/10/88  CREATED ORIGINAL TEST.
+
+WITH REPORT; USE REPORT;
+PROCEDURE C45323A IS
+
+     TYPE FLOAT5 IS DIGITS 5;
+
+     A, B, C, D, E : FLOAT5;
+
+     FUNCTION IDENT(F : FLOAT5) RETURN FLOAT5 IS
+     BEGIN
+          RETURN F * FLOAT5(IDENT_INT(1));
+     END IDENT;
+
+BEGIN
+     TEST ("C45323A", "CHECK THAT THE NONASSOCIATIVITY OF REAL " &
+                      "ARITHMETIC IS PRESERVED FOR FLOATING POINT " &
+                      "PRECISION 5, EVEN WHEN OPTIMIZATION WOULD " &
+                      "BENEFIT IF FLOATING POINT ADDITION WERE " &
+                      "ASSOCIATIVE");
+
+     B := 2#0.1010_1010_1010_1010_10#E3;
+     A := -B;
+     C := 2#0.1000_0000_0000_0000_00#E-18;
+     D := B + C;
+     E := A + B + C;
+
+     IF IDENT(A) + IDENT(B) /= 0.0 THEN
+          FAILED("INCORRECT VALUE OF A + B");
+     END IF;
+
+     IF IDENT(E) /= IDENT(C) THEN
+          FAILED("C DOES NOT EQUAL E");
+     END IF;
+
+     RESULT;
+END C45323A;