--- a/make/Main.gmk	Mon Sep 15 12:23:32 2014 -0700
+++ b/make/Main.gmk	Tue Sep 16 12:08:04 2014 +0200
@@ -493,7 +493,7 @@
 # file.
 
 CLEAN_COMPONENTS += langtools corba hotspot jdk nashorn images \
-    bootcycle-build docs docstemp test
+    bootcycle-build docs docstemp test make-support
 CLEAN_TARGETS := $(addprefix clean-, $(CLEAN_COMPONENTS))
 
 # Remove everything, except the output from configure.