Index: common.opt
===================================================================
--- common.opt	(revision 162821)
+++ common.opt	(working copy)
@@ -493,7 +493,7 @@ Common RejectNegative Joined Var(flag_du
 -fdump-final-insns=filename	Dump to filename the insns at the end of translation
 
 fdump-noaddr
-Common Report Var(flag_dump_noaddr)
+Common Report Var(flag_dump_noaddr) Init(1)
 Suppress output of addresses in debugging dumps
 
 fdump-unnumbered