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📁 ..
📄 sancov_flags.cpp(1.64 KB)
📄 sancov_flags.h(1.08 KB)
📄 sancov_flags.inc(777 B)
📄 sanitizer_addrhashmap.h(9.19 KB)
📄 sanitizer_allocator.cpp(8.73 KB)
📄 sanitizer_allocator.h(2.69 KB)
📄 sanitizer_allocator_bytemap.h(3.12 KB)
📄 sanitizer_allocator_checks.cpp(686 B)
📄 sanitizer_allocator_checks.h(2.67 KB)
📄 sanitizer_allocator_combined.h(6.29 KB)
📄 sanitizer_allocator_interface.h(1.83 KB)
📄 sanitizer_allocator_internal.h(2.03 KB)
📄 sanitizer_allocator_local_cache.h(8.95 KB)
📄 sanitizer_allocator_primary32.h(12.64 KB)
📄 sanitizer_allocator_primary64.h(32.71 KB)
📄 sanitizer_allocator_report.cpp(4.68 KB)
📄 sanitizer_allocator_report.h(1.72 KB)
📄 sanitizer_allocator_secondary.h(10.78 KB)
📄 sanitizer_allocator_size_class_map.h(10.12 KB)
📄 sanitizer_allocator_stats.h(2.76 KB)
📄 sanitizer_asm.h(2.57 KB)
📄 sanitizer_atomic.h(1.97 KB)
📄 sanitizer_atomic_clang.h(3.42 KB)
📄 sanitizer_atomic_clang_mips.h(3.77 KB)
📄 sanitizer_atomic_clang_other.h(3.02 KB)
📄 sanitizer_atomic_clang_x86.h(3.77 KB)
📄 sanitizer_atomic_msvc.h(8.53 KB)
📄 sanitizer_bitvector.h(9.43 KB)
📄 sanitizer_bvgraph.h(4.62 KB)
📄 sanitizer_common.cpp(10.13 KB)
📄 sanitizer_common.h(30.64 KB)
📄 sanitizer_common_interceptors.inc(348.66 KB)
📄 sanitizer_common_interceptors_format.inc(16.84 KB)
📄 sanitizer_common_interceptors_ioctl.inc(22.13 KB)
📄 sanitizer_common_interceptors_netbsd_compat.inc(4.07 KB)
📄 sanitizer_common_interceptors_vfork_aarch64.inc.S(1.23 KB)
📄 sanitizer_common_interceptors_vfork_arm.inc.S(1.24 KB)
📄 sanitizer_common_interceptors_vfork_i386.inc.S(1.66 KB)
📄 sanitizer_common_interceptors_vfork_x86_64.inc.S(1.03 KB)
📄 sanitizer_common_interface.inc(2.05 KB)
📄 sanitizer_common_interface_posix.inc(732 B)
📄 sanitizer_common_libcdep.cpp(5.4 KB)
📄 sanitizer_common_nolibc.cpp(1.12 KB)
📄 sanitizer_common_syscalls.inc(85 KB)
📄 sanitizer_coverage_fuchsia.cpp(10.1 KB)
📄 sanitizer_coverage_interface.inc(1.73 KB)
📄 sanitizer_coverage_libcdep_new.cpp(7.39 KB)
📄 sanitizer_coverage_win_dll_thunk.cpp(1.03 KB)
📄 sanitizer_coverage_win_dynamic_runtime_thunk.cpp(1.16 KB)
📄 sanitizer_coverage_win_sections.cpp(3.36 KB)
📄 sanitizer_coverage_win_weak_interception.cpp(1.17 KB)
📄 sanitizer_dbghelp.h(1.44 KB)
📄 sanitizer_deadlock_detector.h(13.28 KB)
📄 sanitizer_deadlock_detector1.cpp(5.6 KB)
📄 sanitizer_deadlock_detector2.cpp(10.84 KB)
📄 sanitizer_deadlock_detector_interface.h(2.66 KB)
📄 sanitizer_errno.cpp(1.09 KB)
📄 sanitizer_errno.h(1.3 KB)
📄 sanitizer_errno_codes.h(1.1 KB)
📄 sanitizer_file.cpp(6.24 KB)
📄 sanitizer_file.h(3.67 KB)
📄 sanitizer_flag_parser.cpp(5.55 KB)
📄 sanitizer_flag_parser.h(5.71 KB)
📄 sanitizer_flags.cpp(3.95 KB)
📄 sanitizer_flags.h(2.13 KB)
📄 sanitizer_flags.inc(12.73 KB)
📄 sanitizer_freebsd.h(3.31 KB)
📄 sanitizer_fuchsia.cpp(16.58 KB)
📄 sanitizer_fuchsia.h(1.03 KB)
📄 sanitizer_getauxval.h(1.73 KB)
📄 sanitizer_glibc_version.h(748 B)
📄 sanitizer_hash.h(1.04 KB)
📄 sanitizer_interceptors_ioctl_netbsd.inc(68.81 KB)
📄 sanitizer_interface_internal.h(5.28 KB)
📄 sanitizer_internal_defs.h(14.28 KB)
📄 sanitizer_lfstack.h(2.08 KB)
📄 sanitizer_libc.cpp(7.21 KB)
📄 sanitizer_libc.h(3.23 KB)
📄 sanitizer_libignore.cpp(4.24 KB)
📄 sanitizer_libignore.h(3.5 KB)
📄 sanitizer_linux.cpp(71.58 KB)
📄 sanitizer_linux.h(5.47 KB)
📄 sanitizer_linux_libcdep.cpp(25.67 KB)
📄 sanitizer_linux_s390.cpp(6.91 KB)
📄 sanitizer_list.h(3.81 KB)
📄 sanitizer_local_address_space_view.h(3.67 KB)
📄 sanitizer_mac.cpp(38.67 KB)
📄 sanitizer_mac.h(2.49 KB)
📄 sanitizer_mac_libcdep.cpp(968 B)
📄 sanitizer_malloc_mac.inc(13.06 KB)
📄 sanitizer_mutex.h(5.17 KB)
📄 sanitizer_netbsd.cpp(9.95 KB)
📄 sanitizer_openbsd.cpp(3.17 KB)
📄 sanitizer_persistent_allocator.cpp(687 B)
📄 sanitizer_persistent_allocator.h(2.31 KB)
📄 sanitizer_placement_new.h(885 B)
📄 sanitizer_platform.h(10.11 KB)
📄 sanitizer_platform_interceptors.h(24.93 KB)
📄 sanitizer_platform_limits_freebsd.cpp(19.79 KB)
📄 sanitizer_platform_limits_freebsd.h(18.41 KB)
📄 sanitizer_platform_limits_linux.cpp(3.32 KB)
📄 sanitizer_platform_limits_netbsd.cpp(109.73 KB)
📄 sanitizer_platform_limits_netbsd.h(81.54 KB)
📄 sanitizer_platform_limits_openbsd.cpp(8.69 KB)
📄 sanitizer_platform_limits_openbsd.h(8.68 KB)
📄 sanitizer_platform_limits_posix.cpp(48.89 KB)
📄 sanitizer_platform_limits_posix.h(40.65 KB)
📄 sanitizer_platform_limits_solaris.cpp(11.93 KB)
📄 sanitizer_platform_limits_solaris.h(12.26 KB)
📄 sanitizer_posix.cpp(11.93 KB)
📄 sanitizer_posix.h(5.14 KB)
📄 sanitizer_posix_libcdep.cpp(16.21 KB)
📄 sanitizer_printf.cpp(12.07 KB)
📄 sanitizer_procmaps.h(2.93 KB)
📄 sanitizer_procmaps_bsd.cpp(3.81 KB)
📄 sanitizer_procmaps_common.cpp(5.27 KB)
📄 sanitizer_procmaps_fuchsia.cpp(2.51 KB)
📄 sanitizer_procmaps_linux.cpp(2.9 KB)
📄 sanitizer_procmaps_mac.cpp(13.7 KB)
📄 sanitizer_procmaps_solaris.cpp(2.18 KB)
📄 sanitizer_ptrauth.h(720 B)
📄 sanitizer_quarantine.h(9.57 KB)
📄 sanitizer_report_decorator.h(1.89 KB)
📄 sanitizer_ring_buffer.h(4.7 KB)
📄 sanitizer_rtems.cpp(7.61 KB)
📄 sanitizer_rtems.h(772 B)
📄 sanitizer_signal_interceptors.inc(2.89 KB)
📄 sanitizer_solaris.cpp(6.6 KB)
📄 sanitizer_stackdepot.cpp(4.54 KB)
📄 sanitizer_stackdepot.h(2.13 KB)
📄 sanitizer_stackdepotbase.h(5.58 KB)
📄 sanitizer_stacktrace.cpp(4.58 KB)
📄 sanitizer_stacktrace.h(5.65 KB)
📄 sanitizer_stacktrace_libcdep.cpp(5.54 KB)
📄 sanitizer_stacktrace_printer.cpp(9.08 KB)
📄 sanitizer_stacktrace_printer.h(3.08 KB)
📄 sanitizer_stacktrace_sparc.cpp(3.05 KB)
📄 sanitizer_stoptheworld.h(2.34 KB)
📄 sanitizer_stoptheworld_fuchsia.cpp(1.28 KB)
📄 sanitizer_stoptheworld_linux_libcdep.cpp(20.8 KB)
📄 sanitizer_stoptheworld_mac.cpp(5.29 KB)
📄 sanitizer_stoptheworld_netbsd_libcdep.cpp(11.02 KB)
📄 sanitizer_suppressions.cpp(5.67 KB)
📄 sanitizer_suppressions.h(1.69 KB)
📄 sanitizer_symbolizer.cpp(3.65 KB)
📄 sanitizer_symbolizer.h(6.62 KB)
📄 sanitizer_symbolizer_fuchsia.h(1.56 KB)
📄 sanitizer_symbolizer_internal.h(5.8 KB)
📄 sanitizer_symbolizer_libbacktrace.cpp(6.1 KB)
📄 sanitizer_symbolizer_libbacktrace.h(1.49 KB)
📄 sanitizer_symbolizer_libcdep.cpp(17.45 KB)
📄 sanitizer_symbolizer_mac.cpp(8.48 KB)
📄 sanitizer_symbolizer_mac.h(1.37 KB)
📄 sanitizer_symbolizer_markup.cpp(5.39 KB)
📄 sanitizer_symbolizer_posix_libcdep.cpp(16.5 KB)
📄 sanitizer_symbolizer_report.cpp(10.01 KB)
📄 sanitizer_symbolizer_rtems.h(1.56 KB)
📄 sanitizer_symbolizer_win.cpp(11.59 KB)
📄 sanitizer_syscall_generic.inc(1.06 KB)
📄 sanitizer_syscall_linux_aarch64.inc(4.58 KB)
📄 sanitizer_syscall_linux_arm.inc(4.58 KB)
📄 sanitizer_syscall_linux_x86_64.inc(3.07 KB)
📄 sanitizer_syscalls_netbsd.inc(120.97 KB)
📄 sanitizer_termination.cpp(2.86 KB)
📄 sanitizer_thread_registry.cpp(10.31 KB)
📄 sanitizer_thread_registry.h(5.44 KB)
📄 sanitizer_tls_get_addr.cpp(5.29 KB)
📄 sanitizer_tls_get_addr.h(2.21 KB)
📄 sanitizer_type_traits.cpp(708 B)
📄 sanitizer_type_traits.h(1.49 KB)
📄 sanitizer_unwind_linux_libcdep.cpp(6.13 KB)
📄 sanitizer_unwind_win.cpp(2.41 KB)
📄 sanitizer_vector.h(2.57 KB)
📄 sanitizer_win.cpp(33.3 KB)
📄 sanitizer_win.h(851 B)
📄 sanitizer_win_defs.h(7.23 KB)
📄 sanitizer_win_dll_thunk.cpp(3.41 KB)
📄 sanitizer_win_dll_thunk.h(11.13 KB)
📄 sanitizer_win_dynamic_runtime_thunk.cpp(1.16 KB)
📄 sanitizer_win_weak_interception.cpp(3.49 KB)
📄 sanitizer_win_weak_interception.h(1.64 KB)
📁 symbolizer
📄 weak_symbols.txt(230 B)

Editing: sanitizer_internal_defs.h

//===-- sanitizer_internal_defs.h -------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is shared between AddressSanitizer and ThreadSanitizer.
// It contains macro used in run-time libraries code.
//===----------------------------------------------------------------------===//
#ifndef SANITIZER_DEFS_H
#define SANITIZER_DEFS_H

#include "sanitizer_platform.h"

#ifndef SANITIZER_DEBUG
# define SANITIZER_DEBUG 0
#endif

#define SANITIZER_STRINGIFY_(S) #S
#define SANITIZER_STRINGIFY(S) SANITIZER_STRINGIFY_(S)

// Only use SANITIZER_*ATTRIBUTE* before the function return type!
#if SANITIZER_WINDOWS
#if SANITIZER_IMPORT_INTERFACE
# define SANITIZER_INTERFACE_ATTRIBUTE __declspec(dllimport)
#else
# define SANITIZER_INTERFACE_ATTRIBUTE __declspec(dllexport)
#endif
# define SANITIZER_WEAK_ATTRIBUTE
#elif SANITIZER_GO
# define SANITIZER_INTERFACE_ATTRIBUTE
# define SANITIZER_WEAK_ATTRIBUTE
#else
# define SANITIZER_INTERFACE_ATTRIBUTE __attribute__((visibility("default")))
# define SANITIZER_WEAK_ATTRIBUTE  __attribute__((weak))
#endif

// TLS is handled differently on different platforms
#if SANITIZER_LINUX || SANITIZER_NETBSD || \
  SANITIZER_FREEBSD || SANITIZER_OPENBSD
# define SANITIZER_TLS_INITIAL_EXEC_ATTRIBUTE \
    __attribute__((tls_model("initial-exec"))) thread_local
#else
# define SANITIZER_TLS_INITIAL_EXEC_ATTRIBUTE
#endif

//--------------------------- WEAK FUNCTIONS ---------------------------------//
// When working with weak functions, to simplify the code and make it more
// portable, when possible define a default implementation using this macro:
//
// SANITIZER_INTERFACE_WEAK_DEF(<return_type>, <name>, <parameter list>)
//
// For example:
//   SANITIZER_INTERFACE_WEAK_DEF(bool, compare, int a, int b) { return a > b; }
//
#if SANITIZER_WINDOWS
#include "sanitizer_win_defs.h"
# define SANITIZER_INTERFACE_WEAK_DEF(ReturnType, Name, ...)                   \
  WIN_WEAK_EXPORT_DEF(ReturnType, Name, __VA_ARGS__)
#else
# define SANITIZER_INTERFACE_WEAK_DEF(ReturnType, Name, ...)                   \
  extern "C" SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE            \
  ReturnType Name(__VA_ARGS__)
#endif

// SANITIZER_SUPPORTS_WEAK_HOOKS means that we support real weak functions that
// will evaluate to a null pointer when not defined.
#ifndef SANITIZER_SUPPORTS_WEAK_HOOKS
#if (SANITIZER_LINUX || SANITIZER_SOLARIS) && !SANITIZER_GO
# define SANITIZER_SUPPORTS_WEAK_HOOKS 1
// Before Xcode 4.5, the Darwin linker doesn't reliably support undefined
// weak symbols.  Mac OS X 10.9/Darwin 13 is the first release only supported
// by Xcode >= 4.5.
#elif SANITIZER_MAC && \
    __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1090 && !SANITIZER_GO
# define SANITIZER_SUPPORTS_WEAK_HOOKS 1
#else
# define SANITIZER_SUPPORTS_WEAK_HOOKS 0
#endif
#endif // SANITIZER_SUPPORTS_WEAK_HOOKS
// For some weak hooks that will be called very often and we want to avoid the
// overhead of executing the default implementation when it is not necessary,
// we can use the flag SANITIZER_SUPPORTS_WEAK_HOOKS to only define the default
// implementation for platforms that doesn't support weak symbols. For example:
//
//   #if !SANITIZER_SUPPORT_WEAK_HOOKS
//     SANITIZER_INTERFACE_WEAK_DEF(bool, compare_hook, int a, int b) {
//       return a > b;
//     }
//   #endif
//
// And then use it as: if (compare_hook) compare_hook(a, b);
//----------------------------------------------------------------------------//

// We can use .preinit_array section on Linux to call sanitizer initialization
// functions very early in the process startup (unless PIC macro is defined).
//
// On FreeBSD, .preinit_array functions are called with rtld_bind_lock writer
// lock held. It will lead to dead lock if unresolved PLT functions (which helds
// rtld_bind_lock reader lock) are called inside .preinit_array functions.
//
// FIXME: do we have anything like this on Mac?
#ifndef SANITIZER_CAN_USE_PREINIT_ARRAY
#if ((SANITIZER_LINUX && !SANITIZER_ANDROID) || SANITIZER_OPENBSD || \
     SANITIZER_FUCHSIA || SANITIZER_NETBSD) && !defined(PIC)
#define SANITIZER_CAN_USE_PREINIT_ARRAY 1
// Before Solaris 11.4, .preinit_array is fully supported only with GNU ld.
// FIXME: Check for those conditions.
#elif SANITIZER_SOLARIS && !defined(PIC)
# define SANITIZER_CAN_USE_PREINIT_ARRAY 1
#else
# define SANITIZER_CAN_USE_PREINIT_ARRAY 0
#endif
#endif  // SANITIZER_CAN_USE_PREINIT_ARRAY

// GCC does not understand __has_feature
#if !defined(__has_feature)
# define __has_feature(x) 0
#endif

// Older GCCs do not understand __has_attribute.
#if !defined(__has_attribute)
# define __has_attribute(x) 0
#endif

// For portability reasons we do not include stddef.h, stdint.h or any other
// system header, but we do need some basic types that are not defined
// in a portable way by the language itself.
namespace __sanitizer {

#if defined(_WIN64)
// 64-bit Windows uses LLP64 data model.
typedef unsigned long long uptr;
typedef signed long long sptr;
#else
typedef unsigned long uptr;
typedef signed long sptr;
#endif  // defined(_WIN64)
#if defined(__x86_64__)
// Since x32 uses ILP32 data model in 64-bit hardware mode, we must use
// 64-bit pointer to unwind stack frame.
typedef unsigned long long uhwptr;
#else
typedef uptr uhwptr;
#endif
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
typedef unsigned long long u64;
typedef signed char s8;
typedef signed short s16;
typedef signed int s32;
typedef signed long long s64;
#if SANITIZER_WINDOWS
// On Windows, files are HANDLE, which is a synonim of void*.
// Use void* to avoid including <windows.h> everywhere.
typedef void* fd_t;
typedef unsigned error_t;
#else
typedef int fd_t;
typedef int error_t;
#endif
#if SANITIZER_SOLARIS && !defined(_LP64)
typedef long pid_t;
#else
typedef int pid_t;
#endif

#if SANITIZER_FREEBSD || SANITIZER_NETBSD || \
    SANITIZER_OPENBSD || SANITIZER_MAC || \
    (SANITIZER_SOLARIS && (defined(_LP64) || _FILE_OFFSET_BITS == 64)) || \
    (SANITIZER_LINUX && defined(__x86_64__))
typedef u64 OFF_T;
#else
typedef uptr OFF_T;
#endif
typedef u64  OFF64_T;

#if (SANITIZER_WORDSIZE == 64) || SANITIZER_MAC
typedef uptr operator_new_size_type;
#else
# if SANITIZER_OPENBSD || defined(__s390__) && !defined(__s390x__)
// Special case: 31-bit s390 has unsigned long as size_t.
typedef unsigned long operator_new_size_type;
# else
typedef u32 operator_new_size_type;
# endif
#endif

typedef u64 tid_t;

// ----------- ATTENTION -------------
// This header should NOT include any other headers to avoid portability issues.

// Common defs.
#ifndef INLINE
#define INLINE inline
#endif
#define INTERFACE_ATTRIBUTE SANITIZER_INTERFACE_ATTRIBUTE
#define SANITIZER_WEAK_DEFAULT_IMPL \
  extern "C" SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE NOINLINE
#define SANITIZER_WEAK_CXX_DEFAULT_IMPL \
  extern "C++" SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE NOINLINE

// Platform-specific defs.
#if defined(_MSC_VER)
# define ALWAYS_INLINE __forceinline
// FIXME(timurrrr): do we need this on Windows?
# define ALIAS(x)
# define ALIGNED(x) __declspec(align(x))
# define FORMAT(f, a)
# define NOINLINE __declspec(noinline)
# define NORETURN __declspec(noreturn)
# define THREADLOCAL   __declspec(thread)
# define LIKELY(x) (x)
# define UNLIKELY(x) (x)
# define PREFETCH(x) /* _mm_prefetch(x, _MM_HINT_NTA) */ (void)0
# define WARN_UNUSED_RESULT
#else  // _MSC_VER
# define ALWAYS_INLINE inline __attribute__((always_inline))
# define ALIAS(x) __attribute__((alias(x)))
// Please only use the ALIGNED macro before the type.
// Using ALIGNED after the variable declaration is not portable!
# define ALIGNED(x) __attribute__((aligned(x)))
# define FORMAT(f, a)  __attribute__((format(printf, f, a)))
# define NOINLINE __attribute__((noinline))
# define NORETURN  __attribute__((noreturn))
# define THREADLOCAL   __thread
# define LIKELY(x)     __builtin_expect(!!(x), 1)
# define UNLIKELY(x)   __builtin_expect(!!(x), 0)
# if defined(__i386__) || defined(__x86_64__)
// __builtin_prefetch(x) generates prefetchnt0 on x86
#  define PREFETCH(x) __asm__("prefetchnta (%0)" : : "r" (x))
# else
#  define PREFETCH(x) __builtin_prefetch(x)
# endif
# define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
#endif  // _MSC_VER

#if !defined(_MSC_VER) || defined(__clang__)
# define UNUSED __attribute__((unused))
# define USED __attribute__((used))
#else
# define UNUSED
# define USED
#endif

#if !defined(_MSC_VER) || defined(__clang__) || MSC_PREREQ(1900)
# define NOEXCEPT noexcept
#else
# define NOEXCEPT throw()
#endif

// Unaligned versions of basic types.
typedef ALIGNED(1) u16 uu16;
typedef ALIGNED(1) u32 uu32;
typedef ALIGNED(1) u64 uu64;
typedef ALIGNED(1) s16 us16;
typedef ALIGNED(1) s32 us32;
typedef ALIGNED(1) s64 us64;

#if SANITIZER_WINDOWS
}  // namespace __sanitizer
typedef unsigned long DWORD;
namespace __sanitizer {
typedef DWORD thread_return_t;
# define THREAD_CALLING_CONV __stdcall
#else  // _WIN32
typedef void* thread_return_t;
# define THREAD_CALLING_CONV
#endif  // _WIN32
typedef thread_return_t (THREAD_CALLING_CONV *thread_callback_t)(void* arg);

// NOTE: Functions below must be defined in each run-time.
void NORETURN Die();

void NORETURN CheckFailed(const char *file, int line, const char *cond,
                          u64 v1, u64 v2);

// Check macro
#define RAW_CHECK_MSG(expr, msg) do { \
  if (UNLIKELY(!(expr))) { \
    RawWrite(msg); \
    Die(); \
  } \
} while (0)

#define RAW_CHECK(expr) RAW_CHECK_MSG(expr, #expr)

#define CHECK_IMPL(c1, op, c2) \
  do { \
    __sanitizer::u64 v1 = (__sanitizer::u64)(c1); \
    __sanitizer::u64 v2 = (__sanitizer::u64)(c2); \
    if (UNLIKELY(!(v1 op v2))) \
      __sanitizer::CheckFailed(__FILE__, __LINE__, \
        "(" #c1 ") " #op " (" #c2 ")", v1, v2); \
  } while (false) \
/**/

#define CHECK(a)       CHECK_IMPL((a), !=, 0)
#define CHECK_EQ(a, b) CHECK_IMPL((a), ==, (b))
#define CHECK_NE(a, b) CHECK_IMPL((a), !=, (b))
#define CHECK_LT(a, b) CHECK_IMPL((a), <,  (b))
#define CHECK_LE(a, b) CHECK_IMPL((a), <=, (b))
#define CHECK_GT(a, b) CHECK_IMPL((a), >,  (b))
#define CHECK_GE(a, b) CHECK_IMPL((a), >=, (b))

#if SANITIZER_DEBUG
#define DCHECK(a)       CHECK(a)
#define DCHECK_EQ(a, b) CHECK_EQ(a, b)
#define DCHECK_NE(a, b) CHECK_NE(a, b)
#define DCHECK_LT(a, b) CHECK_LT(a, b)
#define DCHECK_LE(a, b) CHECK_LE(a, b)
#define DCHECK_GT(a, b) CHECK_GT(a, b)
#define DCHECK_GE(a, b) CHECK_GE(a, b)
#else
#define DCHECK(a)
#define DCHECK_EQ(a, b)
#define DCHECK_NE(a, b)
#define DCHECK_LT(a, b)
#define DCHECK_LE(a, b)
#define DCHECK_GT(a, b)
#define DCHECK_GE(a, b)
#endif

#define UNREACHABLE(msg) do { \
  CHECK(0 && msg); \
  Die(); \
} while (0)

#define UNIMPLEMENTED() UNREACHABLE("unimplemented")

#define COMPILER_CHECK(pred) IMPL_COMPILER_ASSERT(pred, __LINE__)

#define ARRAY_SIZE(a) (sizeof(a)/sizeof((a)[0]))

#define IMPL_PASTE(a, b) a##b
#define IMPL_COMPILER_ASSERT(pred, line) \
    typedef char IMPL_PASTE(assertion_failed_##_, line)[2*(int)(pred)-1]

// Limits for integral types. We have to redefine it in case we don't
// have stdint.h (like in Visual Studio 9).
#undef __INT64_C
#undef __UINT64_C
#if SANITIZER_WORDSIZE == 64
# define __INT64_C(c)  c ## L
# define __UINT64_C(c) c ## UL
#else
# define __INT64_C(c)  c ## LL
# define __UINT64_C(c) c ## ULL
#endif  // SANITIZER_WORDSIZE == 64
#undef INT32_MIN
#define INT32_MIN              (-2147483647-1)
#undef INT32_MAX
#define INT32_MAX              (2147483647)
#undef UINT32_MAX
#define UINT32_MAX             (4294967295U)
#undef INT64_MIN
#define INT64_MIN              (-__INT64_C(9223372036854775807)-1)
#undef INT64_MAX
#define INT64_MAX              (__INT64_C(9223372036854775807))
#undef UINT64_MAX
#define UINT64_MAX             (__UINT64_C(18446744073709551615))
#undef UINTPTR_MAX
#if SANITIZER_WORDSIZE == 64
# define UINTPTR_MAX           (18446744073709551615UL)
#else
# define UINTPTR_MAX           (4294967295U)
#endif  // SANITIZER_WORDSIZE == 64

enum LinkerInitialized { LINKER_INITIALIZED = 0 };

#if !defined(_MSC_VER) || defined(__clang__)
#if SANITIZER_S390_31
#define GET_CALLER_PC() \
  (__sanitizer::uptr) __builtin_extract_return_addr(__builtin_return_address(0))
#else
#define GET_CALLER_PC() (__sanitizer::uptr) __builtin_return_address(0)
#endif
#define GET_CURRENT_FRAME() (__sanitizer::uptr) __builtin_frame_address(0)
inline void Trap() {
  __builtin_trap();
}
#else
extern "C" void* _ReturnAddress(void);
extern "C" void* _AddressOfReturnAddress(void);
# pragma intrinsic(_ReturnAddress)
# pragma intrinsic(_AddressOfReturnAddress)
#define GET_CALLER_PC() (__sanitizer::uptr) _ReturnAddress()
// CaptureStackBackTrace doesn't need to know BP on Windows.
#define GET_CURRENT_FRAME() \
  (((__sanitizer::uptr)_AddressOfReturnAddress()) + sizeof(__sanitizer::uptr))

extern "C" void __ud2(void);
# pragma intrinsic(__ud2)
inline void Trap() {
  __ud2();
}
#endif

#define HANDLE_EINTR(res, f)                                       \
  {                                                                \
    int rverrno;                                                   \
    do {                                                           \
      res = (f);                                                   \
    } while (internal_iserror(res, &rverrno) && rverrno == EINTR); \
  }

// Forces the compiler to generate a frame pointer in the function.
#define ENABLE_FRAME_POINTER              \
  do {                                    \
    volatile __sanitizer::uptr enable_fp; \
    enable_fp = GET_CURRENT_FRAME();      \
    (void)enable_fp;                      \
  } while (0)

}  // namespace __sanitizer

namespace __asan {
using namespace __sanitizer;
}
namespace __dsan {
using namespace __sanitizer;
}
namespace __dfsan {
using namespace __sanitizer;
}
namespace __lsan {
using namespace __sanitizer;
}
namespace __msan {
using namespace __sanitizer;
}
namespace __hwasan {
using namespace __sanitizer;
}
namespace __tsan {
using namespace __sanitizer;
}
namespace __scudo {
using namespace __sanitizer;
}
namespace __ubsan {
using namespace __sanitizer;
}
namespace __xray {
using namespace __sanitizer;
}
namespace __interception {
using namespace __sanitizer;
}
namespace __hwasan {
using namespace __sanitizer;
}

#endif  // SANITIZER_DEFS_H

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