diff options
Diffstat (limited to 'third_party/abseil-cpp/absl/debugging/internal/stacktrace_aarch64-inl.inc')
-rw-r--r-- | third_party/abseil-cpp/absl/debugging/internal/stacktrace_aarch64-inl.inc | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/third_party/abseil-cpp/absl/debugging/internal/stacktrace_aarch64-inl.inc b/third_party/abseil-cpp/absl/debugging/internal/stacktrace_aarch64-inl.inc index 411ea308e9..f4859d7c21 100644 --- a/third_party/abseil-cpp/absl/debugging/internal/stacktrace_aarch64-inl.inc +++ b/third_party/abseil-cpp/absl/debugging/internal/stacktrace_aarch64-inl.inc @@ -37,8 +37,11 @@ static const unsigned char* GetKernelRtSigreturnAddress() { absl::debugging_internal::VDSOSupport vdso; if (vdso.IsPresent()) { absl::debugging_internal::VDSOSupport::SymbolInfo symbol_info; - if (!vdso.LookupSymbol("__kernel_rt_sigreturn", "LINUX_2.6.39", STT_FUNC, - &symbol_info) || + auto lookup = [&](int type) { + return vdso.LookupSymbol("__kernel_rt_sigreturn", "LINUX_2.6.39", type, + &symbol_info); + }; + if ((!lookup(STT_FUNC) && !lookup(STT_NOTYPE)) || symbol_info.address == nullptr) { // Unexpected: VDSO is present, yet the expected symbol is missing // or null. @@ -74,6 +77,8 @@ static inline uintptr_t ComputeStackFrameSize(const T* low, // checks (the strictness of which is controlled by the boolean parameter // "STRICT_UNWINDING") to reduce the chance that a bad pointer is returned. template<bool STRICT_UNWINDING, bool WITH_CONTEXT> +ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS // May read random elements from stack. +ABSL_ATTRIBUTE_NO_SANITIZE_MEMORY // May read random elements from stack. static void **NextStackFrame(void **old_frame_pointer, const void *uc) { void **new_frame_pointer = reinterpret_cast<void**>(*old_frame_pointer); bool check_frame_size = true; @@ -123,6 +128,8 @@ static void **NextStackFrame(void **old_frame_pointer, const void *uc) { } template <bool IS_STACK_FRAMES, bool IS_WITH_CONTEXT> +ABSL_ATTRIBUTE_NO_SANITIZE_ADDRESS // May read random elements from stack. +ABSL_ATTRIBUTE_NO_SANITIZE_MEMORY // May read random elements from stack. static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count, const void *ucp, int *min_dropped_frames) { #ifdef __GNUC__ |