--- a/jdk/make/common/Defs.gmk	Wed Jul 05 16:39:00 2017 +0200
+++ b/jdk/make/common/Defs.gmk	Wed Jul 30 19:40:57 2008 -0700
@@ -483,11 +483,6 @@
 include $(JDK_MAKE_SHARED_DIR)/Defs-java.gmk
 
 #
-# Set opt level to ALT_OPT if set otherwise _OPT
-#
-POPT = $(_OPT$(ALT_OPT))$(ALT_OPT)
-
-#
 # Convenient macros
 #