diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d27b2551f15cd96d476172792e07586e3513120e..35fdce7a8001c0bf005ebe6a44a02e2e2e21d219 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	PR bootstrap/49797
+	* graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
+	(set_cloog_options): Use it.
+
 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/49756
diff --git a/gcc/graphite-clast-to-gimple.c b/gcc/graphite-clast-to-gimple.c
index ddf6d3d7d271b3a6fae047e3af97cb319106a43c..ee6702012a1a15b436abe12972854640c4921f08 100644
--- a/gcc/graphite-clast-to-gimple.c
+++ b/gcc/graphite-clast-to-gimple.c
@@ -1,5 +1,5 @@
 /* Translation of CLAST (CLooG AST) to Gimple.
-   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
+   Copyright (C) 2009, 2010, 2011 Free Software Foundation, Inc.
    Contributed by Sebastian Pop <sebastian.pop@amd.com>.
 
 This file is part of GCC.
@@ -40,6 +40,10 @@ along with GCC; see the file COPYING3.  If not see
 #include "graphite-dependences.h"
 #include "graphite-cloog-compat.h"
 
+#ifndef CLOOG_LANGUAGE_C
+#define CLOOG_LANGUAGE_C LANGUAGE_C
+#endif
+
 /* This flag is set when an error occurred during the translation of
    CLAST to Gimple.  */
 static bool gloog_error;
@@ -1418,7 +1422,7 @@ set_cloog_options (void)
   /* Change cloog output language to C.  If we do use FORTRAN instead, cloog
      will stop e.g. with "ERROR: unbounded loops not allowed in FORTRAN.", if
      we pass an incomplete program to cloog.  */
-  options->language = LANGUAGE_C;
+  options->language = CLOOG_LANGUAGE_C;
 
   /* Enable complex equality spreading: removes dummy statements
      (assignments) in the generated code which repeats the