From: Ben Elliston <bje@au.ibm.com>
Date: Thu, 10 Dec 2009 11:05:56 +0000 (+0000)
Subject: * fwprop.c (free_load_extend): Initialise `use'.
X-Git-Tag: releases/gcc-4.5.0~1715
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=8bba68cde770e305584d9f8d963896031d6aa74a;p=thirdparty%2Fgcc.git

* fwprop.c (free_load_extend): Initialise `use'.

From-SVN: r155125
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9815ac9c921..62bc46c1bcf3 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2009-12-10  Ben Elliston  <bje@au.ibm.com>
+
+	* fwprop.c (free_load_extend): Initialise `use'.
+
 2009-12-09  David Edelsohn  <edelsohn@gnu.org>
 
 	* builtins.c (do_mpc_ckconv): Pass the component type to
diff --git a/gcc/fwprop.c b/gcc/fwprop.c
index 32264cda90cf..0c5c7280ad5c 100644
--- a/gcc/fwprop.c
+++ b/gcc/fwprop.c
@@ -1039,7 +1039,7 @@ free_load_extend (rtx src, rtx insn)
 {
   rtx reg;
   df_ref *use_vec;
-  df_ref use, def;
+  df_ref use = 0, def;
 
   reg = XEXP (src, 0);
 #ifdef LOAD_EXTEND_OP