re PR c++/7279 (NRV related miscompilation)

        PR c++/7279
        * tree.c (cp_copy_res_decl_for_inlining): Also copy
        TREE_ADDRESSABLE.

From-SVN: r55405

gcc/cp/ChangeLog

+2002-07-11  Jason Merrill  <jason@redhat.com>
+
+	PR c++/7279
+	* tree.c (cp_copy_res_decl_for_inlining): Also copy
+	TREE_ADDRESSABLE.
+
 2002-07-10  Graham Stott  <graham.stott@btinternet.com>
 
 	* pt.c (template_parm_this_level_p, push_template_decl_real):

gcc/cp/tree.c

@@ -2292,7 +2292,11 @@ cp_copy_res_decl_for_inlining (result, fn, caller, decl_map_,
 	  DECL_SOURCE_FILE (var) = DECL_SOURCE_FILE (nrv);
 	  DECL_SOURCE_LINE (var) = DECL_SOURCE_LINE (nrv);
 	  DECL_ABSTRACT_ORIGIN (var) = DECL_ORIGIN (nrv);
+	  /* Don't lose initialization info.  */
 	  DECL_INITIAL (var) = DECL_INITIAL (nrv);
+	  /* Don't forget that it needs to go in the stack.  */
+	  TREE_ADDRESSABLE (var) = TREE_ADDRESSABLE (nrv);
+
 	  splay_tree_insert (decl_map,
 			     (splay_tree_key) nrv,
 			     (splay_tree_value) var);