Index: fold-const.c
===================================================================
--- fold-const.c	(revision 193280)
+++ fold-const.c	(working copy)
@@ -5987,10 +5987,11 @@ fold_binary_op_with_conditional_arg (loc
     cond_code = VEC_COND_EXPR;
 
   /* This transformation is only worthwhile if we don't have to wrap ARG
-     in a SAVE_EXPR and the operation can be simplified on at least one
-     of the branches once its pushed inside the COND_EXPR.  */
+     in a SAVE_EXPR and the operation can be simplified without recursing
+     on at least one of the branches once its pushed inside the COND_EXPR.  */
   if (!TREE_CONSTANT (arg)
       && (TREE_SIDE_EFFECTS (arg)
+	  || TREE_CODE (arg) == COND_EXPR || TREE_CODE (arg) == VEC_COND_EXPR
 	  || TREE_CONSTANT (true_value) || TREE_CONSTANT (false_value)))
     return NULL_TREE;