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diff --git a/testsuite/tests/asmgen/tak.cmm b/testsuite/tests/asmgen/tak.cmm
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+(**************************************************************************)
+(* *)
+(* OCaml *)
+(* *)
+(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
+(* *)
+(* Copyright 1996 Institut National de Recherche en Informatique et *)
+(* en Automatique. *)
+(* *)
+(* All rights reserved. This file is distributed under the terms of *)
+(* the GNU Lesser General Public License version 2.1, with the *)
+(* special exception on linking described in the file LICENSE. *)
+(* *)
+(**************************************************************************)
+
+(function "tak" (x:int y:int z:int)
+ (if (> x y)
+ (app "tak" (app "tak" (- x 1) y z int)
+ (app "tak" (- y 1) z x int)
+ (app "tak" (- z 1) x y int) int)
+ z))
+
+(function "takmain" (dummy: int)
+ (app "tak" 18 12 6 int))