1 //===-- interception_type_test.cc -------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file is a part of AddressSanitizer, an address sanity checker.
11 //
12 // Compile-time tests of the internal type definitions.
13 //===----------------------------------------------------------------------===//
14 
15 #include "interception.h"
16 
17 #if SANITIZER_LINUX || SANITIZER_MAC
18 
19 #include <sys/types.h>
20 #include <stddef.h>
21 #include <stdint.h>
22 
23 COMPILER_CHECK(sizeof(::SIZE_T) == sizeof(size_t));
24 COMPILER_CHECK(sizeof(::SSIZE_T) == sizeof(ssize_t));
25 COMPILER_CHECK(sizeof(::PTRDIFF_T) == sizeof(ptrdiff_t));
26 COMPILER_CHECK(sizeof(::INTMAX_T) == sizeof(intmax_t));
27 
28 #if !SANITIZER_MAC
29 COMPILER_CHECK(sizeof(::OFF64_T) == sizeof(off64_t));
30 #endif
31 
32 // The following are the cases when pread (and friends) is used instead of
33 // pread64. In those cases we need OFF_T to match off_t. We don't care about the
34 // rest (they depend on _FILE_OFFSET_BITS setting when building an application).
35 # if SANITIZER_ANDROID || !defined _FILE_OFFSET_BITS || \
36   _FILE_OFFSET_BITS != 64
37 COMPILER_CHECK(sizeof(::OFF_T) == sizeof(off_t));
38 # endif
39 
40 #endif
41