1//===-- interception_type_test.cpp ------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file is a part of AddressSanitizer, an address sanity checker.
10//
11// Compile-time tests of the internal type definitions.
12//===----------------------------------------------------------------------===//
13
14#include "interception.h"
15#include "sanitizer_common/sanitizer_type_traits.h"
16
17#if __has_include(<sys/types.h>)
18# include <sys/types.h>
19#endif
20#include <stddef.h>
21#include <stdint.h>
22
23COMPILER_CHECK((__sanitizer::is_same<__sanitizer::uptr, ::uintptr_t>::value));
24COMPILER_CHECK((__sanitizer::is_same<__sanitizer::sptr, ::intptr_t>::value));
25COMPILER_CHECK((__sanitizer::is_same<__sanitizer::usize, ::size_t>::value));
26COMPILER_CHECK((__sanitizer::is_same<::PTRDIFF_T, ::ptrdiff_t>::value));
27COMPILER_CHECK((__sanitizer::is_same<::SIZE_T, ::size_t>::value));
28#if !SANITIZER_WINDOWS
29// No ssize_t on Windows.
30COMPILER_CHECK((__sanitizer::is_same<::SSIZE_T, ::ssize_t>::value));
31#endif
32// TODO: These are not actually the same type on Linux (long vs long long)
33COMPILER_CHECK(sizeof(::INTMAX_T) == sizeof(intmax_t));
34COMPILER_CHECK(sizeof(::UINTMAX_T) == sizeof(uintmax_t));
35
36#if SANITIZER_GLIBC || SANITIZER_ANDROID
37COMPILER_CHECK(sizeof(::OFF64_T) == sizeof(off64_t));
38#endif
39
40// The following are the cases when pread (and friends) is used instead of
41// pread64. In those cases we need OFF_T to match off_t. We don't care about the
42// rest (they depend on _FILE_OFFSET_BITS setting when building an application).
43#if !SANITIZER_WINDOWS && (SANITIZER_ANDROID || !defined _FILE_OFFSET_BITS || \
44 _FILE_OFFSET_BITS != 64)
45COMPILER_CHECK(sizeof(::OFF_T) == sizeof(off_t));
46#endif
47

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source code of compiler-rt/lib/interception/interception_type_test.cpp