re PR target/64055 (gnat.dg/derived_aggregate.adb FAILs on 32-bit i386)

	PR target/64055
	* tree-chkp.c (chkp_find_bound_slots_1): Allow non constant
	values in array domain.

From-SVN: r218207

gcc/ChangeLog

+2014-12-01  Ilya Enkovich  <ilya.enkovich@intel.com>
+
+	PR target/64055
+	* tree-chkp.c (chkp_find_bound_slots_1): Allow non constant
+	values in array domain.
+
 2014-12-01  Yuri Rumyantsev  <ysrumyan@gmail.com>
 
 	PR tree-optimization/63941

gcc/tree-chkp.c

@@ -1565,7 +1565,9 @@ chkp_find_bound_slots_1 (const_tree type, bitmap have_bound,
       HOST_WIDE_INT esize = TREE_INT_CST_LOW (TYPE_SIZE (etype));
       unsigned HOST_WIDE_INT cur;
 
-      if (!maxval || integer_minus_onep (maxval))
+      if (!maxval
+	  || TREE_CODE (maxval) != INTEGER_CST
+	  || integer_minus_onep (maxval))
 	return;
 
       for (cur = 0; cur <= TREE_INT_CST_LOW (maxval); cur++)