[GLib][C++][CI] CI failure on ARM64 macOS GLib & Ruby

[hiroyuki-sato]

Describe the bug, including details regarding any error messages, version, and platform.

The ARM64 macOS GLib & Ruby CI job fails while building the bundled google-cloud-cpp dependency.

• Platform: ARM64 macOS (macos-26-arm64)
• Abseil version: 20260526
• google-cloud-cpp version: 3.2.0?

https://github.com/apache/arrow/actions/runs/31943100054/job/95154993173?pr=50885#step:8:2322

Run ci/scripts/cpp_build.sh $(pwd) $(pwd)/build
  ci/scripts/cpp_build.sh $(pwd) $(pwd)/build
  shell: /opt/homebrew/bin/bash -e {0}
  env:
    ARCHERY_DEBUG: 1
    DOCKER_VOLUME_PREFIX: .docker/
    ARROW_BUILD_STATIC: OFF
    ARROW_BUILD_TESTS: OFF
    ARROW_BUILD_UTILITIES: OFF
    ARROW_DATASET: ON
    ARROW_FLIGHT: ON
    ARROW_FLIGHT_SQL: ON
    ARROW_GANDIVA: ON
    ARROW_GCS: ON
    ARROW_GLIB_GTK_DOC: true
    ARROW_GLIB_WERROR: true
    ARROW_HOME: /tmp/local
    ARROW_JEMALLOC: OFF
    ARROW_ORC: OFF
    ARROW_PARQUET: ON
    ARROW_WITH_BROTLI: ON
    ARROW_WITH_LZ4: ON
    ARROW_WITH_SNAPPY: ON
    ARROW_WITH_ZLIB: ON
    ARROW_WITH_ZSTD: ON
    PKG_CONFIG: /opt/homebrew/opt/pkgconf/bin/pkgconf
    ARROW_USE_CCACHE: ON
    CCACHE_COMPILERCHECK: content
    CCACHE_COMPRESS: 1
    CCACHE_COMPRESSLEVEL: 6
    CCACHE_MAXSIZE: 1G
    CCACHE_NOHASHDIR: 1

-- Providing CMake module for FindThriftAlt as part of Parquet CMake package
-- Found abslAlt: 1 (found version "20260526")

/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/stream_range.h:208:11: error: 'visit<UnpackVariant, std::variant<google::cloud::Status, google::cloud::storage::ObjectMetadata>>' is deprecated [-Werror,-Wdeprecated-declarations]
  208 |     absl::visit(UnpackVariant{*this}, std::move(v));
      |           ^

Component(s)

GLib, C++

[hiroyuki-sato]

The CI failure appears to have been triggered by Homebrew updating its Abseil formula to version 20260526.0 on August 10, 2026.

https://github.com/Homebrew/homebrew-core/blob/3decf2e9073cb08af3b4d5be7623f333f41fa3cc/Formula/a/abseil.rb

[512/662] Building CXX object src/arrow/CMakeFiles/arrow_filesystem.dir/filesystem/gcsfs.cc.o
FAILED: [code=1] src/arrow/CMakeFiles/arrow_filesystem.dir/filesystem/gcsfs.cc.o
/opt/homebrew/bin/ccache /usr/bin/c++ -DARROW_HAVE_NEON -DARROW_WITH_TIMING_TESTS -DGOOGLE_CLOUD_CPP_HAVE_OPENSSL -I/Users/runner/work/arrow/arrow/build/cpp/src -I/Users/runner/work/arrow/arrow/cpp/src -isystem /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src -isystem /opt/homebrew/include -isystem /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-build -isystem /Users/runner/work/arrow/arrow/build/cpp/_deps/opentelemetry_cpp-src/api/include -isystem /opt/homebrew/opt/openssl@3/include -isystem /Users/runner/work/arrow/arrow/build/cpp/_deps/nlohmann_json-src/include -isystem /Users/runner/work/arrow/arrow/cpp/thirdparty/hadoop/include -fno-aligned-new  -Qunused-arguments -fcolor-diagnostics  -Wall -Wextra -Wdocumentation -DARROW_WARN_DOCUMENTATION -Wshorten-64-to-32 -Wno-missing-braces -Wno-unused-parameter -Wno-constant-logical-operand -Wno-return-stack-address -Wdate-time -Wno-unknown-warning-option -Wno-pass-failed -march=armv8-a  -g -Werror -O0 -ggdb -g1 -std=c++20 -arch arm64 -fPIC -Wno-documentation -Wno-documentation-deprecated-sync -MD -MT src/arrow/CMakeFiles/arrow_filesystem.dir/filesystem/gcsfs.cc.o -MF src/arrow/CMakeFiles/arrow_filesystem.dir/filesystem/gcsfs.cc.o.d -o src/arrow/CMakeFiles/arrow_filesystem.dir/filesystem/gcsfs.cc.o -c /Users/runner/work/arrow/arrow/cpp/src/arrow/filesystem/gcsfs.cc
In file included from /Users/runner/work/arrow/arrow/cpp/src/arrow/filesystem/gcsfs.cc:23:
In file included from /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/storage/client.h:24:
In file included from /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/storage/list_buckets_extended_reader.h:20:
In file included from /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/internal/pagination_range.h:21:
/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/stream_range.h:208:11: error: 'visit<UnpackVariant, std::variant<google::cloud::Status, google::cloud::storage::ObjectMetadata>>' is deprecated [-Werror,-Wdeprecated-declarations]
  208 |     absl::visit(UnpackVariant{*this}, std::move(v));
      |           ^
/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/stream_range.h:245:5: note: in instantiation of member function 'google::cloud::StreamRange<google::cloud::storage::ObjectMetadata>::Next' requested here
  245 |     Next();
      |     ^
/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/stream_range.h:271:10: note: in instantiation of member function 'google::cloud::StreamRange<google::cloud::storage::ObjectMetadata>::StreamRange' requested here
  271 |   return StreamRange<T>{std::move(options), std::move(reader)};
      |          ^
/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/internal/pagination_range.h:239:10: note: in instantiation of function template specialization 'google::cloud::internal::MakeStreamRange<google::cloud::storage::ObjectMetadata>' requested here
  239 |   return MakeStreamRange<ValueType>(std::move(options),
      |          ^
/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/internal/pagination_range.h:254:10: note: in instantiation of function template specialization 'google::cloud::internal::MakePaginationRange<google::cloud::StreamRange<google::cloud::storage::ObjectMetadata>, google::cloud::storage::internal::ListObjectsRequest, (lambda at /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/internal/pagination_range.h:250:18), (lambda at /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/storage/client.h:1115:9), 0>' requested here
  254 |   return MakePaginationRange<Range>(SaveCurrentOptions(), std::move(request),
      |          ^
/Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/storage/client.h:1110:37: note: in instantiation of function template specialization 'google::cloud::internal::MakePaginationRange<google::cloud::StreamRange<google::cloud::storage::ObjectMetadata>, google::cloud::storage::internal::ListObjectsRequest, (lambda at /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/storage/client.h:1112:9), (lambda at /Users/runner/work/arrow/arrow/build/cpp/_deps/google_cloud_cpp-src/google/cloud/storage/client.h:1115:9), 0>' requested here
 1110 |     return google::cloud::internal::MakePaginationRange<ListObjectsReader>(
      |                                     ^
/Users/runner/work/arrow/arrow/cpp/src/arrow/filesystem/gcsfs.cc:356:32: note: in instantiation of function template specialization 'google::cloud::storage::Client::ListObjects<google::cloud::storage::Prefix>' requested here
  356 |     auto list_result = client_.ListObjects(path.bucket, gcs::Prefix(canonical));
      |                                ^
/opt/homebrew/include/absl/types/variant.h:98:3: note: 'visit<UnpackVariant, std::variant<google::cloud::Status, google::cloud::storage::ObjectMetadata>>' has been explicitly marked deprecated here
   98 | [[deprecated]] constexpr decltype(std::visit(std::declval<Args>()...)) visit(
      |   ^
1 error generated.
[513/662] Building CXX object src/arrow/flight/CMakeFiles/arrow_flight_objlib.dir/Flight.pb.cc.o
[514/662] Building CXX object src/arrow/flight/CMakeFiles/arrow_flight_objlib.dir/serialization_internal.cc.o
[515/662] Building CXX object src/arrow/flight/CMakeFiles/arrow_flight_objlib.dir/server_tracing_middleware.cc.o
ninja: build stopped: subcommand failed.

real	0m33.384s
user	0m37.305s
sys	0m24.027s

[kou]

Could you use #50868 instead?