From a3b5c94a7540b20424008162d458fb33e671a058 Mon Sep 17 00:00:00 2001
From: Brendan Kehoe <brendan@gcc.gnu.org>
Date: Tue, 12 Jan 1993 18:31:09 -0500
Subject: * cse.c (fold_rtx): Call itself with missing arg INSN as NULL_RTX.

From-SVN: r3214
---
 gcc/cse.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'gcc')

diff --git a/gcc/cse.c b/gcc/cse.c
index 2fc7ca6..1afb7f8 100644
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -5037,7 +5037,8 @@ fold_rtx (x, insn)
 	    {
 	      rtx y = lookup_as_function (XEXP (x, 0), PLUS);
 	      if (y && GET_CODE (XEXP (y, 1)) == CONST_INT)
-		return fold_rtx (plus_constant (y, -INTVAL (const_arg1)));
+		return fold_rtx (plus_constant (y, -INTVAL (const_arg1)),
+				 NULL_RTX);
 	    }
 
 	  /* ... fall through ... */
-- 
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