diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dcb11dc260b..39323e5ed51 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2009-09-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
+	when comparing against estimated_loop_iterations_int return.
+
 2009-09-03  Richard Guenther  <rguenther@suse.de>
 
 	* dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
diff --git a/gcc/tree-parloops.c b/gcc/tree-parloops.c
index 0053ad28c96..12b4ac0171a 100644
--- a/gcc/tree-parloops.c
+++ b/gcc/tree-parloops.c
@@ -1908,7 +1908,8 @@ parallelize_loops (void)
       /* FIXME: Bypass this check as graphite doesn't update the
       count and frequency correctly now.  */
       if (!flag_loop_parallelize_all
-	  && (estimated_loop_iterations_int (loop, false)<= n_threads * MIN_PER_THREAD
+	  && ((estimated_loop_iterations_int (loop, false)
+	       <= (HOST_WIDE_INT) n_threads * MIN_PER_THREAD)
 	      /* Do not bother with loops in cold areas.  */
 	      || optimize_loop_nest_for_size_p (loop)))
 	continue;