/* Array bounds checking. Copyright (C) 2020 Free Software Foundation, 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 . */ #ifndef GCC_GIMPLE_ARRAY_BOUNDS_H #define GCC_GIMPLE_ARRAY_BOUNDS_H class array_bounds_checker { friend class check_array_bounds_dom_walker; public: array_bounds_checker (struct function *fun, class vr_values *v) : fun (fun), ranges (v) { } void check (); private: static tree check_array_bounds (tree *tp, int *walk_subtree, void *data); bool check_array_ref (location_t, tree, bool ignore_off_by_one); bool check_mem_ref (location_t, tree, bool ignore_off_by_one); void check_addr_expr (location_t, tree); const value_range *get_value_range (const_tree op); struct function *fun; class vr_values *ranges; }; #endif // GCC_GIMPLE_ARRAY_BOUNDS_H