From 4e644c93e06fd46a54895c0479075d9f7fa4a51c Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Fri, 15 Nov 1996 06:37:48 -0500
Subject: [PATCH] (range_binop): Set SNG1 to zero if ARG1 is a not a lower or
 upper bound.

From-SVN: r13161
---
 gcc/fold-const.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/fold-const.c b/gcc/fold-const.c
index 1ddfd478208..0d91894285e 100644
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -2669,7 +2669,7 @@ range_binop (code, type, arg0, upper0_p, arg1, upper1_p)
      for neither.  Then compute our result treating them as never equal
      and comparing bounds to non-bounds as above.  */
   sgn0 = arg0 != 0 ? 0 : (upper0_p ? 1 : -1);
-  sgn1 = arg1 != 0 ? 1 : (upper1_p ? 1 : -1);
+  sgn1 = arg1 != 0 ? 0 : (upper1_p ? 1 : -1);
   switch (code)
     {
     case EQ_EXPR:  case NE_EXPR:
-- 
2.30.2