Upgrade to abseil-cpp 20240722.0 (#23)

* sync abseil-cpp 20240722.0 code

* remove tests and benchmarks

* remove status_matchers

* remove cctz timezone data

* remove BUILD.bazel and CMakeLists.txt

* remove copts

Author: HannahShiSFB

Diff for: BUILD.bazel

@@ -1,4 +1,3 @@
-#
 # Copyright 2020 The Abseil Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -23,3 +22,14 @@ exports_files([
     "AUTHORS",
     "LICENSE",
 ])
+
+# For building with clang-cl.
+# https://bazel.build/configure/windows#clang
+platform(
+    name = "x64_windows-clang-cl",
+    constraint_values = [
+        "@platforms//cpu:x86_64",
+        "@platforms//os:windows",
+        "@bazel_tools//tools/cpp:clang-cl",
+    ],
+)

Diff for: CMake/AbseilDll.cmake

@@ -28,6 +28,8 @@ set(ABSL_INTERNAL_DLL_FILES
   "base/internal/low_level_scheduling.h"
   "base/internal/nullability_impl.h"
   "base/internal/per_thread_tls.h"
+  "base/internal/poison.cc"
+  "base/internal/poison.h"
   "base/prefetch.h"
   "base/internal/pretty_function.h"
   "base/internal/raw_logging.cc"
@@ -66,6 +68,7 @@ set(ABSL_INTERNAL_DLL_FILES
   "cleanup/internal/cleanup.h"
   "container/btree_map.h"
   "container/btree_set.h"
+  "container/hash_container_defaults.h"
   "container/fixed_array.h"
   "container/flat_hash_map.h"
   "container/flat_hash_set.h"
@@ -121,8 +124,13 @@ set(ABSL_INTERNAL_DLL_FILES
   "debugging/symbolize.h"
   "debugging/internal/address_is_readable.cc"
   "debugging/internal/address_is_readable.h"
+  "debugging/internal/bounded_utf8_length_sequence.h"
+  "debugging/internal/decode_rust_punycode.cc"
+  "debugging/internal/decode_rust_punycode.h"
   "debugging/internal/demangle.cc"
   "debugging/internal/demangle.h"
+  "debugging/internal/demangle_rust.cc"
+  "debugging/internal/demangle_rust.h"
   "debugging/internal/elf_mem_image.cc"
   "debugging/internal/elf_mem_image.h"
   "debugging/internal/examine_stack.cc"
@@ -131,6 +139,8 @@ set(ABSL_INTERNAL_DLL_FILES
   "debugging/internal/stack_consumption.h"
   "debugging/internal/stacktrace_config.h"
   "debugging/internal/symbolize.h"
+  "debugging/internal/utf8_for_code_point.cc"
+  "debugging/internal/utf8_for_code_point.h"
   "debugging/internal/vdso_support.cc"
   "debugging/internal/vdso_support.h"
   "functional/any_invocable.h"
@@ -311,7 +321,6 @@ set(ABSL_INTERNAL_DLL_FILES
   "strings/internal/string_constant.h"
   "strings/internal/stringify_sink.h"
   "strings/internal/stringify_sink.cc"
-  "strings/internal/has_absl_stringify.h"
   "strings/has_absl_stringify.h"
   "strings/has_ostream_operator.h"
   "strings/match.cc"
@@ -437,9 +446,47 @@ set(ABSL_INTERNAL_DLL_FILES
   "debugging/leak_check.cc"
 )
 
+if(NOT MSVC)
+  list(APPEND ABSL_INTERNAL_DLL_FILES
+    "flags/commandlineflag.cc"
+    "flags/commandlineflag.h"
+    "flags/config.h"
+    "flags/declare.h"
+    "flags/flag.h"
+    "flags/internal/commandlineflag.cc"
+    "flags/internal/commandlineflag.h"
+    "flags/internal/flag.cc"
+    "flags/internal/flag.h"
+    "flags/internal/parse.h"
+    "flags/internal/path_util.h"
+    "flags/internal/private_handle_accessor.cc"
+    "flags/internal/private_handle_accessor.h"
+    "flags/internal/program_name.cc"
+    "flags/internal/program_name.h"
+    "flags/internal/registry.h"
+    "flags/internal/sequence_lock.h"
+    "flags/internal/usage.cc"
+    "flags/internal/usage.h"
+    "flags/marshalling.cc"
+    "flags/marshalling.h"
+    "flags/parse.cc"
+    "flags/parse.h"
+    "flags/reflection.cc"
+    "flags/reflection.h"
+    "flags/usage.cc"
+    "flags/usage.h"
+    "flags/usage_config.cc"
+    "flags/usage_config.h"
+    "log/flags.cc"
+    "log/flags.h"
+    "log/internal/flags.h"
+  )
+endif()
+
 set(ABSL_INTERNAL_DLL_TARGETS
   "absl_check"
   "absl_log"
+  "absl_vlog_is_on"
   "algorithm"
   "algorithm_container"
   "any"
@@ -505,6 +552,7 @@ set(ABSL_INTERNAL_DLL_TARGETS
   "log_internal_check_op"
   "log_internal_conditions"
   "log_internal_config"
+  "log_internal_fnmatch"
   "log_internal_format"
   "log_internal_globals"
   "log_internal_log_impl"
@@ -584,6 +632,7 @@ set(ABSL_INTERNAL_DLL_TARGETS
   "strerror"
   "strings"
   "strings_internal"
+  "string_view"
   "symbolize"
   "synchronization"
   "thread_pool"
@@ -594,8 +643,30 @@ set(ABSL_INTERNAL_DLL_TARGETS
   "type_traits"
   "utility"
   "variant"
+  "vlog_config_internal"
+  "vlog_is_on"
 )
 
+if(NOT MSVC)
+  list(APPEND ABSL_INTERNAL_DLL_TARGETS
+    "flags"
+    "flags_commandlineflag"
+    "flags_commandlineflag_internal"
+    "flags_config"
+    "flags_internal"
+    "flags_marshalling"
+    "flags_parse"
+    "flags_path_util"
+    "flags_private_handle_accessor"
+    "flags_program_name"
+    "flags_reflection"
+    "flags_usage"
+    "flags_usage_internal"
+    "log_internal_flags"
+    "log_flags"
+  )
+endif()
+
 set(ABSL_INTERNAL_TEST_DLL_FILES
   "hash/hash_testing.h"
   "log/scoped_mock_log.cc"
@@ -608,6 +679,9 @@ set(ABSL_INTERNAL_TEST_DLL_FILES
   "random/internal/mock_overload_set.h"
   "random/mocking_bit_gen.h"
   "random/mock_distributions.h"
+  "status/status_matchers.h"
+  "status/internal/status_matchers.cc"
+  "status/internal/status_matchers.h"
   "strings/cordz_test_helpers.h"
   "strings/cord_test_helpers.h"
 )
@@ -620,6 +694,7 @@ set(ABSL_INTERNAL_TEST_DLL_TARGETS
   "random_internal_distribution_test_util"
   "random_internal_mock_overload_set"
   "scoped_mock_log"
+  "status_matchers"
 )
 
 include(CheckCXXSourceCompiles)
@@ -668,12 +743,7 @@ function(absl_internal_dll_contains)
 
   STRING(REGEX REPLACE "^absl::" "" _target ${ABSL_INTERNAL_DLL_TARGET})
 
-  list(FIND
-    ABSL_INTERNAL_DLL_TARGETS
-    "${_target}"
-    _index)
-
-  if (${_index} GREATER -1)
+  if (_target IN_LIST ABSL_INTERNAL_DLL_TARGETS)
     set(${ABSL_INTERNAL_DLL_OUTPUT} 1 PARENT_SCOPE)
   else()
     set(${ABSL_INTERNAL_DLL_OUTPUT} 0 PARENT_SCOPE)
@@ -690,12 +760,7 @@ function(absl_internal_test_dll_contains)
 
   STRING(REGEX REPLACE "^absl::" "" _target ${ABSL_INTERNAL_TEST_DLL_TARGET})
 
-  list(FIND
-    ABSL_INTERNAL_TEST_DLL_TARGETS
-    "${_target}"
-    _index)
-
-  if (${_index} GREATER -1)
+  if (_target IN_LIST ABSL_INTERNAL_TEST_DLL_TARGETS)
     set(${ABSL_INTERNAL_TEST_DLL_OUTPUT} 1 PARENT_SCOPE)
   else()
     set(${ABSL_INTERNAL_TEST_DLL_OUTPUT} 0 PARENT_SCOPE)
@@ -747,7 +812,12 @@ function(absl_make_dll)
   else()
     set(_dll "abseil_dll")
     set(_dll_files ${ABSL_INTERNAL_DLL_FILES})
-    set(_dll_libs "")
+    set(_dll_libs
+      Threads::Threads
+      # TODO(#1495): Use $<LINK_LIBRARY:FRAMEWORK,CoreFoundation> once our
+      # minimum CMake version >= 3.24
+      $<$<PLATFORM_ID:Darwin>:-Wl,-framework,CoreFoundation>
+    )
     set(_dll_compile_definitions "")
     set(_dll_includes "")
     set(_dll_consume "ABSL_CONSUME_DLL")
@@ -765,7 +835,10 @@ function(absl_make_dll)
       ${_dll_libs}
       ${ABSL_DEFAULT_LINKOPTS}
   )
-  set_property(TARGET ${_dll} PROPERTY LINKER_LANGUAGE "CXX")
+  set_target_properties(${_dll} PROPERTIES
+    LINKER_LANGUAGE "CXX"
+    SOVERSION ${ABSL_SOVERSION}
+  )
   target_include_directories(
     ${_dll}
     PUBLIC

Diff for: CMake/AbseilHelpers.cmake

@@ -186,8 +186,16 @@ function(absl_cc_library)
         endif()
       endif()
     endforeach()
+    set(skip_next_cflag OFF)
     foreach(cflag ${ABSL_CC_LIB_COPTS})
-      if(${cflag} MATCHES "^(-Wno|/wd)")
+      if(skip_next_cflag)
+        set(skip_next_cflag OFF)
+      elseif(${cflag} MATCHES "^-Xarch_")
+        # An -Xarch_ flag implies that its successor only applies to the
+        # specified platform. Filter both of them out before the successor
+        # reaches the "^-m" filter.
+        set(skip_next_cflag ON)
+      elseif(${cflag} MATCHES "^(-Wno|/wd)")
         # These flags are needed to suppress warnings that might fire in our headers.
         set(PC_CFLAGS "${PC_CFLAGS} ${cflag}")
       elseif(${cflag} MATCHES "^(-W|/w[1234eo])")
@@ -250,6 +258,13 @@ Cflags: -I\${includedir}${PC_CFLAGS}\n")
     elseif(_build_type STREQUAL "static" OR _build_type STREQUAL "shared")
       add_library(${_NAME} "")
       target_sources(${_NAME} PRIVATE ${ABSL_CC_LIB_SRCS} ${ABSL_CC_LIB_HDRS})
+      if(APPLE)
+        set_target_properties(${_NAME} PROPERTIES
+          INSTALL_RPATH "@loader_path")
+      elseif(UNIX)
+        set_target_properties(${_NAME} PROPERTIES
+          INSTALL_RPATH "$ORIGIN")
+      endif()
       target_link_libraries(${_NAME}
       PUBLIC ${ABSL_CC_LIB_DEPS}
       PRIVATE
@@ -298,7 +313,7 @@ Cflags: -I\${includedir}${PC_CFLAGS}\n")
     if(ABSL_ENABLE_INSTALL)
       set_target_properties(${_NAME} PROPERTIES
         OUTPUT_NAME "absl_${_NAME}"
-        SOVERSION "2401.0.0"
+        SOVERSION "${ABSL_SOVERSION}"
       )
     endif()
   else()

Diff for: CMake/Googletest/CMakeLists.txt.in

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.16)
 
 project(googletest-external NONE)
 

Diff for: CMake/README.md

@@ -39,7 +39,7 @@ section of your executable or of your library.<br>
 Here is a short CMakeLists.txt example of an application project using Abseil.
 
 ```cmake
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.16)
 project(my_app_project)
 
 # Pick the C++ standard to compile with.
@@ -62,7 +62,7 @@ will control Abseil library targets) is set to at least that minimum. For
 example:
 
 ```cmake
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.16)
 project(my_lib_project)
 
 # Leave C++ standard up to the root application, so set it only if this is the

Diff for: CMake/install_test_project/CMakeLists.txt

@@ -15,7 +15,7 @@
 
 # A simple CMakeLists.txt for testing cmake installation
 
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 3.16)
 project(absl_cmake_testing CXX)
 
 add_executable(simple simple.cc)

Diff for: CMake/install_test_project/test.sh

@@ -22,7 +22,8 @@ set -euox pipefail
 absl_dir=/abseil-cpp
 absl_build_dir=/buildfs
 googletest_builddir=/googletest_builddir
-project_dir="${absl_dir}"/CMake/install_test_project
+googletest_archive="googletest-${ABSL_GOOGLETEST_VERSION}.tar.gz"
+project_dir="${absl_dir}/CMake/install_test_project"
 project_build_dir=/buildfs/project-build
 
 build_shared_libs="OFF"
@@ -33,9 +34,9 @@ fi
 # Build and install GoogleTest
 mkdir "${googletest_builddir}"
 pushd "${googletest_builddir}"
-curl -L "${ABSL_GOOGLETEST_DOWNLOAD_URL}" --output "${ABSL_GOOGLETEST_COMMIT}".zip
-unzip "${ABSL_GOOGLETEST_COMMIT}".zip
-pushd "googletest-${ABSL_GOOGLETEST_COMMIT}"
+curl -L "${ABSL_GOOGLETEST_DOWNLOAD_URL}" --output "${googletest_archive}"
+tar -xz -f "${googletest_archive}"
+pushd "googletest-${ABSL_GOOGLETEST_VERSION}"
 mkdir build
 pushd build
 cmake -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS="${build_shared_libs}" ..