1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index 73e37ad5f1b..4e0b7fed1b7 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -4258,6 +4258,7 @@ do_namespace_alias (tree alias, tree namespace)
   /* Build the alias.  */
   alias = build_lang_decl (NAMESPACE_DECL, alias, void_type_node);     
   DECL_NAMESPACE_ALIAS (alias) = namespace;
+  DECL_EXTERNAL (alias) = 1;
   pushdecl (alias);
 }