From: Kazu Hirata <kazu@cs.umass.edu>
Date: Wed, 9 Mar 2005 07:09:48 +0000 (+0000)
Subject: * fold-const.c (int_const_binop): Remove no_overflow.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=5758c0f1f787429fc7537424cd08ba65b2593491;p=gcc.git

* fold-const.c (int_const_binop): Remove no_overflow.

From-SVN: r96165
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 636cd6ff089..e935bee8df5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -6,6 +6,8 @@
 
 	* expr.c (expand_assignment): Remove orig_to_rtx.
 
+	* fold-const.c (int_const_binop): Remove no_overflow.
+
 2005-03-08  Jeff Law  <law@redhat.com>
 
 	* tree-cfg.c (cleanup_control_flow): If removal of a computed
diff --git a/gcc/fold-const.c b/gcc/fold-const.c
index be21160303f..1954d061bdd 100644
--- a/gcc/fold-const.c
+++ b/gcc/fold-const.c
@@ -1303,7 +1303,6 @@ int_const_binop (enum tree_code code, tree arg1, tree arg2, int notrunc)
   int is_sizetype
     = (TREE_CODE (type) == INTEGER_TYPE && TYPE_IS_SIZETYPE (type));
   int overflow = 0;
-  int no_overflow = 0;
 
   int1l = TREE_INT_CST_LOW (arg1);
   int1h = TREE_INT_CST_HIGH (arg1);
@@ -1332,7 +1331,6 @@ int_const_binop (enum tree_code code, tree arg1, tree arg2, int notrunc)
 	 interpretation ruling is needed.  */
       lshift_double (int1l, int1h, int2l, TYPE_PRECISION (type),
 		     &low, &hi, !uns);
-      no_overflow = 1;
       break;
 
     case RROTATE_EXPR: