diff options
| author |  Abseil Team <absl-team@google.com> | 2023-04-10 14:57:45 -0700 |
|---|---|---|
| committer |  Copybara-Service <copybara-worker@google.com> | 2023-04-10 14:59:05 -0700 |
| commit | 2927340217c37328319b5869285a6dcdbc13e7a7 (patch) | |
| tree | 4d38e8d5e5753783e328a5953a5cf859f8333891 /absl/base | |
| parent | 3ac60094416a4a8841556a75ca01a0043d461672 (diff) | |
Extend ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS to support HWASAN
PiperOrigin-RevId: 523220096
Change-Id: Iaffea2c9c4d112839ca8c2c7f130f72c3d7cc35b
Diffstat (limited to 'absl/base')
| -rw-r--r-- | absl/base/attributes.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/absl/base/attributes.h b/absl/base/attributes.h index a6572d08..df2c458f 100644 --- a/absl/base/attributes.h +++ b/absl/base/attributes.h @@ -211,11 +211,20 @@ // out of bounds or does other scary things with memory. // NOTE: GCC supports AddressSanitizer(asan) since 4.8. // https://gcc.gnu.org/gcc-4.8/changes.html -#if ABSL_HAVE_ATTRIBUTE(no_sanitize_address) +#if defined(ABSL_HAVE_ADDRESS_SANITIZER) && \ + ABSL_HAVE_ATTRIBUTE(no_sanitize_address) #define ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS __attribute__((no_sanitize_address)) -#elif defined(_MSC_VER) && _MSC_VER >= 1928 +#elif defined(ABSL_HAVE_ADDRESS_SANITIZER) && defined(_MSC_VER) && \ + _MSC_VER >= 1928 // https://docs.microsoft.com/en-us/cpp/cpp/no-sanitize-address #define ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS __declspec(no_sanitize_address) +#elif defined(ABSL_HAVE_HWADDRESS_SANITIZER) && ABSL_HAVE_ATTRIBUTE(no_sanitize) +// HWAddressSanitizer is a sanitizer similar to AddressSanitizer, which uses CPU +// features to detect similar bugs with less CPU and memory overhead. +// NOTE: GCC supports HWAddressSanitizer(hwasan) since 11. +// https://gcc.gnu.org/gcc-11/changes.html +#define ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS \ + __attribute__((no_sanitize("hwaddress"))) #else #define ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS #endif |