libsanitizer/interception/interception_type_test.cc

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