re PR ipa/61548 (FAIL: gcc.dg/tls/alias-1.c)

	PR ipa/61548
	* ipa.c (symbol_table::remove_unreachable_nodes): Fix ordering issue
	when removing varpool nodes.

From-SVN: r220433

gcc/ChangeLog

 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR ipa/61548
+	* ipa.c (symbol_table::remove_unreachable_nodes): Fix ordering issue
+	when removing varpool nodes.
+
+2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
+
+	PR ipa/61548
 	* varpool.c (varpool_node::remove): Fix order of variables.
 
 2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

gcc/ipa.c

@@ -597,8 +597,20 @@ symbol_table::remove_unreachable_nodes (FILE *file)
 	     or not.  */
 	  && (!flag_ltrans || !DECL_EXTERNAL (vnode->decl)))
 	{
+	  struct ipa_ref *ref = NULL;
+
+	  /* First remove the aliases, so varpool::remove can possibly lookup
+	     the constructor and save it for future use.  */
+	  while (vnode->iterate_direct_aliases (0, ref))
+	    {
+	      if (file)
+		fprintf (file, " %s/%i", ref->referred->name (),
+			 ref->referred->order);
+	      ref->referring->remove ();
+	    }
 	  if (file)
 	    fprintf (file, " %s/%i", vnode->name (), vnode->order);
+          vnext = next_variable (vnode);
 	  vnode->remove ();
 	  changed = true;
 	}