diff --git a/gold/ChangeLog b/gold/ChangeLog
index ddbeed65ca0..9eb928d6d3c 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,7 @@
+2010-08-13  Ian Lance Taylor  <iant@google.com>
+
+	* testsuite/incremental_test_1.c: Add prototype to avoid warning.
+
 2010-08-12  Cary Coutant  <ccoutant@google.com>
 	    Doug Kwan  <dougkwan@google.com>
 
diff --git a/gold/testsuite/incremental_test_1.c b/gold/testsuite/incremental_test_1.c
index 58faa0e1106..291caa06ebe 100644
--- a/gold/testsuite/incremental_test_1.c
+++ b/gold/testsuite/incremental_test_1.c
@@ -1,4 +1,4 @@
-// Copyright 2009 Free Software Foundation, Inc.
+// Copyright 2009, 2010 Free Software Foundation, Inc.
 // Written by Rafael Avila de Espindola <espindola@google.com>
 
 // This file is part of gold.
@@ -20,6 +20,8 @@
 
 int a = -1;
 
+extern int t1(int);
+
 int t1(int b)
 {
   return a + b;