1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/lto/lto-tree.h b/gcc/lto/lto-tree.h
new file mode 100644
index 00000000000..671fa4ade26
--- /dev/null
+++ b/gcc/lto/lto-tree.h
@@ -0,0 +1,61 @@
+/* Language-dependent trees for LTO.
+   Copyright 2009 Free Software Foundation, Inc.
+   Contributed by CodeSourcery, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef GCC_LTO_TREE_H
+#define GCC_LTO_TREE_H
+
+#include "plugin-api.h"
+
+struct GTY(()) lang_identifier
+{
+  struct tree_identifier base;
+};
+
+struct GTY(()) lang_decl
+{
+  int dummy;  /* Added because ggc does not like empty structs.  */
+};
+
+struct GTY(()) lang_type
+{
+  int dummy;  /* Added because ggc does not like empty structs.  */
+};
+
+struct GTY(()) language_function
+{
+  int dummy;  /* Added because ggc does not like empty structs.  */
+};
+
+enum lto_tree_node_structure_enum {
+  TS_LTO_GENERIC
+};
+
+union GTY((desc ("lto_tree_node_structure (&%h)"),
+	  chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
+    lang_tree_node
+{
+  union tree_node GTY ((tag ("TS_LTO_GENERIC"),
+			desc ("tree_node_structure (&%h)"))) generic;
+};
+
+/* Vector to keep track of external variables we've seen so far.  */
+extern GTY(()) VEC(tree,gc) *lto_global_var_decls;
+
+#endif /* GCC_LTO_TREE_H */