diff --git a/ChangeLog b/ChangeLog
index c04773d1..745ab11d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-04-27  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Updated doc
+	* test/array_funTest.cc
+
 2010-04-27  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	Fixed segmentation fault when running unit tests on opensolaris.
diff --git a/test/array_funTest.cc b/test/array_funTest.cc
index ed8c2579..e7fdaf05 100644
--- a/test/array_funTest.cc
+++ b/test/array_funTest.cc
@@ -68,6 +68,7 @@ void array_funTest::testArrayLength()
   int64_t zeroLengthArray[] = {};
 
   CPPUNIT_ASSERT_EQUAL((size_t)5, A2_ARRAY_LEN(ia));
+  // This causes compile error under gcc v3.4.3 opensolaris 5.11
   CPPUNIT_ASSERT_EQUAL((size_t)0, A2_ARRAY_LEN(zeroLengthArray));
 }