fix typo in last commit

From-SVN: r54055

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 350c4f939e3437b78e5046cff2dc7e4cb6c96797..17fdd3398ddca060bba93d4d29d5ad1f391ab923 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -3860,7 +3860,7 @@ rs6000_expand_ternop_builtin (icode, arglist, target)
          || TREE_INT_CST_LOW (arg2) & ~0xf)
        {
          error ("argument 3 must be a 4-bit unsigned literal");
-         return NULL_RTX;
+         return const0_rtx;
        }
       break;
     default: