1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/tree.h b/gcc/tree.h
index e94bdc8..13c684a 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -5381,6 +5381,17 @@ struct GTY(()) tree_map {
 extern unsigned int tree_map_hash (const void *);
 #define tree_map_marked_p tree_map_base_marked_p
 
+/* Map from a decl tree to another tree.  */
+
+struct GTY(()) tree_decl_map {
+  struct tree_map_base base;
+  tree to;
+};
+
+#define tree_decl_map_eq tree_map_base_eq
+extern unsigned int tree_decl_map_hash (const void *);
+#define tree_decl_map_marked_p tree_map_base_marked_p
+
 /* Map from a tree to an int.  */
 
 struct GTY(()) tree_int_map {