(expand_binop): In last change, don't defererence TARGET if it is 0.

From-SVN: r9877

diff --git a/gcc/optabs.c b/gcc/optabs.c
index 08f4bebc40fe487845a1c19cd2a695a69e9f1e08..c0bf9598b1b8ea744351404e3c968ce3022c440e 100644 (file)
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -1047,7 +1047,8 @@ expand_binop (mode, binoptab, op0, op1, target, unsignedp, methods)
 
       /* If the target is the same as one of the inputs, don't use it.  This
         prevents problems with the REG_EQUAL note.  */
-      if (target == op0 || target == op1 || GET_CODE (target) != REG)
+      if (target == op0 || target == op1
+         || (target != 0 && GET_CODE (target) != REG))
        target = 0;
 
       /* Multiply the two lower words to get a double-word product.