third_party/WebKit/Source/wtf/AddressSanitizer.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef WTF_AddressSanitizer_h
   6 #define WTF_AddressSanitizer_h
   7 // TODO(kojii): This file will need to be renamed, because it's no more
   8 // specific to AddressSanitizer.
   9
  10 // TODO(sof): Add SyZyASan support?
  11 #if defined(ADDRESS_SANITIZER)
  12 #include <sanitizer/asan_interface.h>
  13 #else
  14 #define ASAN_POISON_MEMORY_REGION(addr, size)   \
  15     ((void)(addr), (void)(size))
  16 #define ASAN_UNPOISON_MEMORY_REGION(addr, size) \
  17     ((void)(addr), (void)(size))
  18 #endif
  19
  20 #if defined(LEAK_SANITIZER)
  21 #include <sanitizer/lsan_interface.h>
  22 #else
  23 #define __lsan_register_root_region(addr, size) ((void)(addr), (void)(size))
  24 #define __lsan_unregister_root_region(addr, size) ((void)(addr), (void)(size))
  25 #endif
  26
  27 #if defined(MEMORY_SANITIZER)
  28 #include <sanitizer/msan_interface.h>
  29 #endif
  30
  31 // TODO(sof): Have to handle (ADDRESS_SANITIZER && _WIN32) differently as it
  32 // uses both Clang (which supports the __attribute__ syntax) and CL (which doesn't)
  33 // as long as we use "clang-cl /fallback". This shouldn't be needed when Clang
  34 // handles all the code without falling back to CL.
  35 #if defined(ADDRESS_SANITIZER) && (!OS(WIN) || COMPILER(CLANG))
  36 #define NO_SANITIZE_ADDRESS __attribute__((no_sanitize_address))
  37 #if ENABLE(LAZY_SWEEPING)
  38 #define NO_LAZY_SWEEP_SANITIZE_ADDRESS NO_SANITIZE_ADDRESS
  39 #else
  40 #define NO_LAZY_SWEEP_SANITIZE_ADDRESS
  41 #endif
  42 #else
  43 #define NO_SANITIZE_ADDRESS
  44 #define NO_LAZY_SWEEP_SANITIZE_ADDRESS
  45 #endif
  46
  47 #if defined(MEMORY_SANITIZER) && (!OS(WIN) || COMPILER(CLANG))
  48 #define NO_SANITIZE_MEMORY __attribute__((no_sanitize_memory))
  49 #else
  50 #define NO_SANITIZE_MEMORY
  51 #endif
  52
  53 #endif // WTF_AddressSanitizer_h