From: Richard Kenner <kenner@gcc.gnu.org>
Date: Mon, 5 Jun 1995 13:05:09 +0000 (-0400)
Subject: (expand_binop): In last change, don't defererence TARGET if it is 0.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f96d689c3e30e60a3a48433546211a412e89a35a;p=gcc.git

(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 08f4bebc40f..c0bf9598b1b 100644
--- 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.