[gold patch] Incremental 8/18: Initial support for incremental update

[Cary Coutant]

> This caused:
>
> http://sourceware.org/bugzilla/show_bug.cgi?id=12689

I've committed the following to fix this. Thanks!

-cary

	PR gold/12689
	* archive.h (Incremental_archive_entry::Archive_member):
	Initialize arg_serial_ (second constructor).

Index: archive.h
===================================================================
RCS file: /cvs/src/src/gold/archive.h,v
retrieving revision 1.35
diff -u -p -r1.35 archive.h
--- archive.h	12 Apr 2011 00:44:47 -0000	1.35
+++ archive.h	20 Apr 2011 18:15:38 -0000
@@ -51,7 +51,7 @@ struct Archive_member
       : obj_(NULL), sd_(NULL), arg_serial_(0)
   { }
   Archive_member(Object* obj, Read_symbols_data* sd)
-      : obj_(obj), sd_(sd)
+      : obj_(obj), sd_(sd), arg_serial_(0)
   { }
   // The object file.
   Object* obj_;