diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a0af7f6c361..9b2fc027c26 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,8 +1,13 @@
+2004-08-03  Andrew Pinski  <apinski@apple.com>
+
+	PR bootstrap/16865
+	* loop-iv.c (simplify_using_assignment): Initialize lhs.
+
 2004-08-03  Paul Brook  <paul@codesourcery.com>
 
 	* gcc/doc/install.texi: Document MPFR requirement.
 
-2004-07-30  Maciej W. Rozycki  <macro@linux-mips.org>
+2004-08-03  Maciej W. Rozycki  <macro@linux-mips.org>
 
 	* aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h> 
 	and mmap() explicitly instead of relying on preset autoconf cache 
diff --git a/gcc/loop-iv.c b/gcc/loop-iv.c
index 68b0013c06c..5feb0504312 100644
--- a/gcc/loop-iv.c
+++ b/gcc/loop-iv.c
@@ -1357,7 +1357,7 @@ static void
 simplify_using_assignment (rtx insn, rtx *expr, regset altered)
 {
   rtx set = single_set (insn);
-  rtx lhs, rhs;
+  rtx lhs = NULL_RTX, rhs;
   bool ret = false;
 
   if (set)