--- a/gcc/omp-general.h	Fri Oct 27 22:46:09 2017 +0900
+++ b/gcc/omp-general.h	Thu Oct 25 07:37:49 2018 +0900
@@ -1,7 +1,7 @@
 /* General types and functions that are uselful for processing of OpenMP,
    OpenACC and similar directivers at various stages of compilation.
 
-   Copyright (C) 2005-2017 Free Software Foundation, Inc.
+   Copyright (C) 2005-2018 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -78,13 +78,14 @@
 extern void omp_extract_for_data (gomp_for *for_stmt, struct omp_for_data *fd,
 				  struct omp_for_data_loop *loops);
 extern gimple *omp_build_barrier (tree lhs);
-extern int omp_max_vf (void);
+extern poly_uint64 omp_max_vf (void);
 extern int omp_max_simt_vf (void);
 extern tree oacc_launch_pack (unsigned code, tree device, unsigned op);
 extern void oacc_replace_fn_attrib (tree fn, tree dims);
 extern void oacc_set_fn_attrib (tree fn, tree clauses, vec<tree> *args);
 extern tree oacc_build_routine_dims (tree clauses);
 extern tree oacc_get_fn_attrib (tree fn);
+extern bool offloading_function_p (tree fn);
 extern int oacc_get_fn_dim_size (tree fn, int axis);
 extern int oacc_get_ifn_dim_arg (const gimple *stmt);