013-05-06 Graham Stott <grahams@btinternet.com>

        * gensupport.c (add_predicate_code): Also exclude SCRATCH from rtx
        codes which allow non-lvalues.

From-SVN: r198653

gcc/ChangeLog

+013-05-06  Graham Stott  <grahams@btinternet.com>
+
+	* gensupport.c (add_predicate_code): Also exclude SCRATCH from rtx
+	codes which allow non-lvalues.
+
 2013-05-06  Marc Glisse  <marc.glisse@inria.fr>
 
 	* tree.c (integer_all_onesp) <COMPLEX_CST>: Test that both

gcc/gensupport.c

@@ -2732,7 +2732,8 @@ add_predicate_code (struct pred_data *pred, enum rtx_code code)
 	  && code != MEM
 	  && code != CONCAT
 	  && code != PARALLEL
-	  && code != STRICT_LOW_PART)
+	  && code != STRICT_LOW_PART
+	  && code != SCRATCH)
 	pred->allows_non_lvalue = true;
 
       if (pred->num_codes == 1)