lto-streamer-out.c (DFS::DFS_write_tree_body): Do not walk DECL_VINDEX.

	* lto-streamer-out.c (DFS::DFS_write_tree_body): Do not walk
	DECL_VINDEX.
	(hash_tree): Likewise.

From-SVN: r263979

gcc/ChangeLog

 2018-08-29  Jan Hubicka  <jh@suse.cz>
 
+	* lto-streamer-out.c (DFS::DFS_write_tree_body): Do not walk
+	DECL_VINDEX.
+	(hash_tree): Likewise.
+
+2018-08-29  Jan Hubicka  <jh@suse.cz>
+
 	* tree.c (find_decls_types_r): Walk also TYPE_NEXT_PTR_TO
 	and TYPE_NEXT_REF_TO.
 

gcc/lto-streamer-out.c

@@ -837,7 +837,7 @@ DFS::DFS_write_tree_body (struct output_block *ob,
 
   if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL))
     {
-      DFS_follow_tree_edge (DECL_VINDEX (expr));
+      gcc_checking_assert (DECL_VINDEX (expr) == NULL);
       DFS_follow_tree_edge (DECL_FUNCTION_PERSONALITY (expr));
       DFS_follow_tree_edge (DECL_FUNCTION_SPECIFIC_TARGET (expr));
       DFS_follow_tree_edge (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr));
@@ -1253,7 +1253,6 @@ hash_tree (struct streamer_tree_cache_d *cache, hash_map<tree, hashval_t> *map,
 
   if (CODE_CONTAINS_STRUCT (code, TS_FUNCTION_DECL))
     {
-      visit (DECL_VINDEX (t));
       visit (DECL_FUNCTION_PERSONALITY (t));
       visit (DECL_FUNCTION_SPECIFIC_TARGET (t));
       visit (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (t));