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/* UndefinedBehaviorSanitizer, undefined behavior detector.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
Contributed by Marek Polacek <polacek@redhat.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_UBSAN_H
#define GCC_UBSAN_H
/* The various kinds of NULL pointer checks. */
enum ubsan_null_ckind {
UBSAN_LOAD_OF,
UBSAN_STORE_OF,
UBSAN_REF_BINDING,
UBSAN_MEMBER_ACCESS,
UBSAN_MEMBER_CALL
};
/* An extra data used by ubsan pointer checking. */
struct ubsan_mismatch_data {
tree align;
tree ckind;
};
extern void ubsan_expand_null_ifn (gimple_stmt_iterator);
extern tree ubsan_instrument_unreachable (location_t);
extern tree ubsan_create_data (const char *, const location_t *,
const struct ubsan_mismatch_data *, ...);
extern tree ubsan_type_descriptor (tree, bool);
extern tree ubsan_encode_value (tree, bool = false);
extern bool is_ubsan_builtin_p (tree);
extern tree ubsan_build_overflow_builtin (tree_code, location_t, tree, tree, tree);
extern tree ubsan_instrument_float_cast (location_t, tree, tree);
#endif /* GCC_UBSAN_H */
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