PR c++/12909

	* method.c (make_alias_for): Handle VAR_DECL, too.
	* decl2.c (vague_linkage_p): Rename from vague_linkage_fn_p.
	* tree.c (no_linkage_check): Adjust.
	* decl.c (maybe_commonize_var): Adjust.
	* mangle.c (mangle_decl): Adjust.
	* cp-tree.h: Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157202 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 19 insertions, 15 deletions

diff --git a/gcc/cp/method.c b/gcc/cp/method.c
index c25cedba178..a93ad068e52 100644
--- a/gcc/cp/method.c
+++ b/gcc/cp/method.c
@@ -207,34 +207,38 @@ finish_thunk (tree thunk)
 
 static GTY (()) int thunk_labelno;
 
-/* Create a static alias to function.  */
+/* Create a static alias to target.  */
 
 tree
-make_alias_for (tree function, tree newid)
+make_alias_for (tree target, tree newid)
 {
-  tree alias = build_decl (DECL_SOURCE_LOCATION (function),
-			   FUNCTION_DECL, newid, TREE_TYPE (function));
-  DECL_LANG_SPECIFIC (alias) = DECL_LANG_SPECIFIC (function);
+  tree alias = build_decl (DECL_SOURCE_LOCATION (target),
+			   TREE_CODE (target), newid, TREE_TYPE (target));
+  DECL_LANG_SPECIFIC (alias) = DECL_LANG_SPECIFIC (target);
   cxx_dup_lang_specific_decl (alias);
   DECL_CONTEXT (alias) = NULL;
-  TREE_READONLY (alias) = TREE_READONLY (function);
-  TREE_THIS_VOLATILE (alias) = TREE_THIS_VOLATILE (function);
+  TREE_READONLY (alias) = TREE_READONLY (target);
+  TREE_THIS_VOLATILE (alias) = TREE_THIS_VOLATILE (target);
   TREE_PUBLIC (alias) = 0;
   DECL_INTERFACE_KNOWN (alias) = 1;
   DECL_NOT_REALLY_EXTERN (alias) = 1;
-  DECL_THIS_STATIC (alias) = 1;
-  DECL_SAVED_FUNCTION_DATA (alias) = NULL;
-  DECL_DESTRUCTOR_P (alias) = 0;
-  DECL_CONSTRUCTOR_P (alias) = 0;
   DECL_EXTERNAL (alias) = 0;
   DECL_ARTIFICIAL (alias) = 1;
-  DECL_PENDING_INLINE_P (alias) = 0;
-  DECL_DECLARED_INLINE_P (alias) = 0;
   DECL_USE_TEMPLATE (alias) = 0;
   DECL_TEMPLATE_INSTANTIATED (alias) = 0;
   DECL_TEMPLATE_INFO (alias) = NULL;
-  DECL_INITIAL (alias) = error_mark_node;
-  DECL_ARGUMENTS (alias) = copy_list (DECL_ARGUMENTS (target));
+  if (TREE_CODE (alias) == FUNCTION_DECL)
+    {
+      DECL_SAVED_FUNCTION_DATA (alias) = NULL;
+      DECL_DESTRUCTOR_P (alias) = 0;
+      DECL_CONSTRUCTOR_P (alias) = 0;
+      DECL_PENDING_INLINE_P (alias) = 0;
+      DECL_DECLARED_INLINE_P (alias) = 0;
+      DECL_INITIAL (alias) = error_mark_node;
+      DECL_ARGUMENTS (alias) = copy_list (DECL_ARGUMENTS (target));
+    }
+  else
+    TREE_STATIC (alias) = 1;
   TREE_ADDRESSABLE (alias) = 1;
   TREE_USED (alias) = 1;
   SET_DECL_ASSEMBLER_NAME (alias, DECL_NAME (alias));