PR12758, lto vs archives.

PR12758, lto vs archives.

[Alan Modra]

As the comment says, we only want to open new files.  added.head points
at start of statement list, ie. we were reopening everything.

	PR ld/12758
	* ldlang.c (lang_process): Don't reopen all files, just those
	newly added by plugin.

Index: ld/ldlang.c
===================================================================
RCS file: /cvs/src/src/ld/ldlang.c,v
retrieving revision 1.380
diff -u -p -r1.380 ldlang.c
--- ld/ldlang.c	15 Nov 2011 18:22:27 -0000	1.380
+++ ld/ldlang.c	15 Jan 2012 01:46:38 -0000
@@ -1,6 +1,6 @@
 /* Linker command language support.
    Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
+   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
    Free Software Foundation, Inc.
 
    This file is part of the GNU Binutils.
@@ -6590,7 +6590,7 @@ lang_process (void)
 	       plugin_error_plugin ());
       /* Open any newly added files, updating the file chains.  */
       link_info.loading_lto_outputs = TRUE;
-      open_input_bfds (added.head, OPEN_BFD_NORMAL);
+      open_input_bfds (*added.tail, OPEN_BFD_NORMAL);
       /* Restore the global list pointer now they have all been added.  */
       lang_list_remove_tail (stat_ptr, &added);
       /* And detach the fresh ends of the file lists.  */

-- 
Alan Modra
Australia Development Lab, IBM