merge from gcc

include/ChangeLog

@@ -1,3 +1,8 @@
+2008-10-03  Rafael Espindola  <espindola@google.com>
+
+	* plugin-api.h: New.
+	* lto-symtab.h: New.
+
 2009-10-05   Rafael Espindola  <espindola@google.com>
 
 	* plugin-api.h (ld_plugin_status): Add LDPS_BAD_HANDLE.

include/lto-symtab.h

@@ -0,0 +1,41 @@
+/* Data types used in the IL symbol table.
+   Copyright (C) 2009 Free Software Foundation, Inc.
+   Contributed by Rafael Espindola <espindola@google.com>
+
+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_SYMTAB_H
+#define GCC_LTO_SYMTAB_H
+
+enum gcc_plugin_symbol_kind
+  {
+    GCCPK_DEF,
+    GCCPK_WEAKDEF,
+    GCCPK_UNDEF,
+    GCCPK_WEAKUNDEF,
+    GCCPK_COMMON
+  };
+
+enum gcc_plugin_symbol_visibility
+  {
+    GCCPV_DEFAULT,
+    GCCPV_PROTECTED,
+    GCCPV_INTERNAL,
+    GCCPV_HIDDEN
+  };
+
+#endif /* GCC_LTO_SYMTAB_H  */