re PR debug/14079 (wrong debug info for extern boolean variable in debug mode)

PR debug/14079
* name-lookup.c (add_decl_to_level): Add extern variables, as well as static, to static_decls array.

From-SVN: r79122

gcc/cp/ChangeLog

+2004-03-08  Matt Austern  <austern@apple.com>
+
+	PR debug/14079
+	* name-lookup.c (add_decl_to_level): Add extern variables, as well
+	as static, to static_decls array.
+	
 2004-03-05  Jason Merrill  <jason@redhat.com>
 
 	* tree.c (list_hash_pieces): s/TYPE_HASH/TREE_HASH/.

gcc/cp/name-lookup.c

@@ -526,9 +526,13 @@ add_decl_to_level (tree decl, cxx_scope *b)
       b->names = decl;
       b->names_size++;
 
-      /* If appropriate, add decl to separate list of statics.  */
+      /* If appropriate, add decl to separate list of statics.  We
+	 include extern variables because they might turn out to be 
+	 static later.  It's OK for this list to contain a few false
+	 positives. */
       if (b->kind == sk_namespace)
-	if ((TREE_CODE (decl) == VAR_DECL && TREE_STATIC (decl))
+	if ((TREE_CODE (decl) == VAR_DECL
+	     && (TREE_STATIC (decl) || DECL_EXTERNAL (decl)))
 	    || (TREE_CODE (decl) == FUNCTION_DECL
 		&& (!TREE_PUBLIC (decl) || DECL_DECLARED_INLINE_P (decl))))
 	  VARRAY_PUSH_TREE (b->static_decls, decl);