diff --git a/Testing/Data/Compare/Dir1/ignore_comments.cpp b/Testing/Data/Compare/Dir1/ignore_comments.cpp
index 2831ead582e..9d25803105f 100644
--- a/Testing/Data/Compare/Dir1/ignore_comments.cpp
+++ b/Testing/Data/Compare/Dir1/ignore_comments.cpp
@@ -3,6 +3,7 @@
 2222
 3333
 4444
+/* c4a */
 aaa
 /* test1 */
 aaa
diff --git a/Testing/Data/Compare/Dir2/ignore_comments.cpp b/Testing/Data/Compare/Dir2/ignore_comments.cpp
index d668c8b410b..eb6269608f2 100644
--- a/Testing/Data/Compare/Dir2/ignore_comments.cpp
+++ b/Testing/Data/Compare/Dir2/ignore_comments.cpp
@@ -3,6 +3,7 @@
 2222
 3333
 4444
+ /* c4b */
 aaa
 /* test2 */
 aaa
diff --git a/Testing/Data/Compare/Dir3/ignore_comments.cpp b/Testing/Data/Compare/Dir3/ignore_comments.cpp
index 1ce6f205fbe..c6c24a36206 100644
--- a/Testing/Data/Compare/Dir3/ignore_comments.cpp
+++ b/Testing/Data/Compare/Dir3/ignore_comments.cpp
@@ -3,6 +3,7 @@
 3333
 /* c3 */
 4444
+  /* c4c */
 aaa
 /* test3 */
 aaa