diff --git a/clang/test/Format/overlapping-lines.cpp b/clang/test/Format/overlapping-lines.cpp
new file mode 100644
--- /dev/null
+++ b/clang/test/Format/overlapping-lines.cpp
@@ -0,0 +1,8 @@
+// RUN: grep -Ev "// *[A-Z-]+:" %s | clang-format --style=Google 2>&1 | FileCheck %s 
+// CHECK-NOT: The new replacement overlaps with an existing replacement.
+
+#ifdef 
+    
+
+#else 
+#endif