Index: test/lldbinline.py
===================================================================
--- test/lldbinline.py
+++ test/lldbinline.py
@@ -67,6 +67,9 @@
                 return
 
 def BuildMakefile(mydir):
+    if os.path.exists("Makefile"):
+        return
+
     categories = {}
 
     for f in os.listdir(os.getcwd()):
@@ -97,10 +100,6 @@
     makefile.flush()
     makefile.close()
 
-def CleanMakefile():
-    if (os.path.isfile("Makefile")):
-        os.unlink("Makefile")
-
 class InlineTest(TestBase):
     # Internal implementation
 
@@ -145,7 +144,7 @@
 
     @classmethod
     def classCleanup(cls):
-        CleanMakefile()
+        pass
 
     # Utilities for testcases