Upload Kmake

deps/v8/third_party/abseil-cpp/patches/0001-Turn-on-hardened-mode.patch

@@ -0,0 +1,24 @@
+From 15f51edf989cc47588c3d8635a62c255cdeb0072 Mon Sep 17 00:00:00 2001
+From: Daniel Cheng <dcheng@chromium.org>
+Date: Wed, 6 Oct 2021 03:23:23 -0700
+Subject: [PATCH] Turn on hardened mode
+
+Enable various hardening checks in absl which would otherwise be UB.
+---
+ third_party/abseil-cpp/absl/base/options.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/third_party/abseil-cpp/absl/base/options.h b/third_party/abseil-cpp/absl/base/options.h
+index 71bafb39f2124..212891c5067f1 100644
+--- a/third_party/abseil-cpp/absl/base/options.h
++++ b/third_party/abseil-cpp/absl/base/options.h
+@@ -179,6 +179,6 @@
+ // checks enabled by this option may abort the program in a different way and
+ // log additional information when `NDEBUG` is not defined.
+
+-#define ABSL_OPTION_HARDENED 0
++#define ABSL_OPTION_HARDENED 1
+
+ #endif  // ABSL_BASE_OPTIONS_H_
+--
+2.49.0.rc0.332.g42c0ae87b1-goog

deps/v8/third_party/abseil-cpp/patches/0002-delete-unprefixed-annotations.patch

@@ -0,0 +1,55 @@
+TODO: b/145122732 - Remove unprefixed dynamic annotation macros from abseil
+---
+diff --git a/third_party/abseil-cpp/absl/base/dynamic_annotations.h b/third_party/abseil-cpp/absl/base/dynamic_annotations.h
+index 1444dc48e283..6687291cade3 100644
+--- a/third_party/abseil-cpp/absl/base/dynamic_annotations.h
++++ b/third_party/abseil-cpp/absl/base/dynamic_annotations.h
+@@ -49,9 +49,6 @@
+ 
+ #include "absl/base/config.h"
+ 
+-// TODO(rogeeff): Remove after the backward compatibility period.
+-#include "absl/base/internal/dynamic_annotations.h"  // IWYU pragma: export
+-
+ // -------------------------------------------------------------------------
+ // Decide which features are enabled
+ 
+diff --git a/third_party/abseil-cpp/absl/base/BUILD.bazel b/third_party/abseil-cpp/absl/base/BUILD.bazel
+index 65ff0ddef9fd..d6fbf3581158 100644
+--- a/third_party/abseil-cpp/absl/base/BUILD.bazel
++++ b/third_party/abseil-cpp/absl/base/BUILD.bazel
+@@ -115,9 +115,6 @@ cc_library(
+
+ cc_library(
+     name = "dynamic_annotations",
+-    srcs = [
+-        "internal/dynamic_annotations.h",
+-    ],
+     hdrs = [
+         "dynamic_annotations.h",
+     ],
+diff --git a/third_party/abseil-cpp/CMake/AbseilDll.cmake b/third_party/abseil-cpp/CMake/AbseilDll.cmake
+index 00cddb84c6b7f..a2b8b103885a6 100644
+--- a/third_party/abseil-cpp/CMake/AbseilDll.cmake
++++ b/third_party/abseil-cpp/CMake/AbseilDll.cmake
+@@ -14,7 +14,6 @@ set(ABSL_INTERNAL_DLL_FILES
+   "base/internal/cycleclock.cc"
+   "base/internal/cycleclock.h"
+   "base/internal/direct_mmap.h"
+-  "base/internal/dynamic_annotations.h"
+   "base/internal/endian.h"
+   "base/internal/errno_saver.h"
+   "base/internal/fast_type_id.h"
+diff --git a/third_party/abseil-cpp/absl/base/CMakeLists.txt b/third_party/abseil-cpp/absl/base/CMakeLists.txt
+index ed55093abe80f..6908182e97c86 100644
+--- a/third_party/abseil-cpp/absl/base/CMakeLists.txt
++++ b/third_party/abseil-cpp/absl/base/CMakeLists.txt
+@@ -109,8 +109,6 @@ absl_cc_library(
+     dynamic_annotations
+   HDRS
+     "dynamic_annotations.h"
+-  SRCS
+-    "internal/dynamic_annotations.h"
+   COPTS
+     ${ABSL_DEFAULT_COPTS}
+   DEPS

deps/v8/third_party/abseil-cpp/patches/0003-delete-static-initializer-in-stacktrace.patch

@@ -0,0 +1,33 @@
+TODO: crbug.com/40148384, b/156075691#comment18 - Remove this static initializer upstream
+---
+diff --git a/third_party/abseil-cpp/absl/debugging/internal/stacktrace_generic-inl.inc b/third_party/abseil-cpp/absl/debugging/internal/stacktrace_generic-inl.inc
+index b2792a1f3ada..b94c61233ba3 100644
+--- a/third_party/abseil-cpp/absl/debugging/internal/stacktrace_generic-inl.inc
++++ b/third_party/abseil-cpp/absl/debugging/internal/stacktrace_generic-inl.inc
+@@ -43,17 +43,6 @@ static __thread int recursive = 0;
+ // glibc implementation itself will trigger malloc the first time it is called.
+ // As such, we suppress usage of backtrace during this early stage of execution.
+ static std::atomic<bool> disable_stacktraces(true);  // Disabled until healthy.
+-// Waiting until static initializers run seems to be late enough.
+-// This file is included into stacktrace.cc so this will only run once.
+-ABSL_ATTRIBUTE_UNUSED static int stacktraces_enabler = []() {
+-  void* unused_stack[1];
+-  // Force the first backtrace to happen early to get the one-time shared lib
+-  // loading (allocation) out of the way. After the first call it is much safer
+-  // to use backtrace from a signal handler if we crash somewhere later.
+-  backtrace(unused_stack, 1);
+-  disable_stacktraces.store(false, std::memory_order_relaxed);
+-  return 0;
+-}();
+ 
+ template <bool IS_STACK_FRAMES, bool IS_WITH_CONTEXT>
+ static int UnwindImpl(void** result, int* sizes, int max_depth, int skip_count,
+@@ -99,7 +88,7 @@ namespace absl {
+ ABSL_NAMESPACE_BEGIN
+ namespace debugging_internal {
+ bool StackTraceWorksForTest() {
+-  return true;
++  return false;
+ }
+ }  // namespace debugging_internal
+ ABSL_NAMESPACE_END