ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping; set writeonly…

ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping; set writeonly flag only for vars actually written to.


	* ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping;
	set writeonly flag only for vars actually written to.

From-SVN: r210672

gcc/ChangeLog

+2014-05-20  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa.c (ipa_discover_readonly_nonaddressable_var): Fix dumping;
+	set writeonly flag only for vars actually written to.
+
 2014-05-20  Dehao Chen  <dehao@google.com>
 
 	* ipa-inline-transform.c (clone_inlined_nodes): Use min of edge count

gcc/ipa.c

@@ -737,7 +737,7 @@ ipa_discover_readonly_nonaddressable_vars (void)
 	if (!address_taken)
 	  {
 	    if (TREE_ADDRESSABLE (vnode->decl) && dump_file)
-	      fprintf (dump_file, " %s (addressable)", vnode->name ());
+	      fprintf (dump_file, " %s (non-addressable)", vnode->name ());
 	    varpool_for_node_and_aliases (vnode, clear_addressable_bit, NULL, true);
 	  }
 	if (!address_taken && !written
@@ -750,7 +750,7 @@ ipa_discover_readonly_nonaddressable_vars (void)
 	      fprintf (dump_file, " %s (read-only)", vnode->name ());
 	    varpool_for_node_and_aliases (vnode, set_readonly_bit, NULL, true);
 	  }
-	if (!vnode->writeonly && !read && !address_taken)
+	if (!vnode->writeonly && !read && !address_taken && written)
 	  {
 	    if (dump_file)
 	      fprintf (dump_file, " %s (write-only)", vnode->name ());