re PR middle-end/50731 (FAIL: gcc.dg/torture/vector-shift2.c)

2010-10-27  Richard Guenther  <rguenther@suse.de>

	PR middle-end/50731
	* tree-vect-generic.c (do_binop): Handle scalar operands.

From-SVN: r180564

gcc/ChangeLog

+2010-10-27  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/50731
+	* tree-vect-generic.c (do_binop): Handle scalar operands.
+
 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
 
 	PR target/37191

gcc/tree-vect-generic.c

@@ -125,8 +125,10 @@ static tree
 do_binop (gimple_stmt_iterator *gsi, tree inner_type, tree a, tree b,
 	  tree bitpos, tree bitsize, enum tree_code code)
 {
-  a = tree_vec_extract (gsi, inner_type, a, bitsize, bitpos);
-  b = tree_vec_extract (gsi, inner_type, b, bitsize, bitpos);
+  if (TREE_CODE (TREE_TYPE (a)) == VECTOR_TYPE)
+    a = tree_vec_extract (gsi, inner_type, a, bitsize, bitpos);
+  if (TREE_CODE (TREE_TYPE (b)) == VECTOR_TYPE)
+    b = tree_vec_extract (gsi, inner_type, b, bitsize, bitpos);
   return gimplify_build2 (gsi, code, inner_type, a, b);
 }