Abseil CI updates:

* GCC latest is now 16.1
  * GCC floor is 10.5.0
  * CMake 4.3.2"
  * Clang/LLVM 22.1.0"
  * Bazel 9.1.0

The new Linux docker containers now refer to their SHA256
instead of a tag in the configuration file.

PiperOrigin-RevId: 914372195
Change-Id: I39cb89b922a4b829f9e045790742de9b765b210f

ci/linux_arm_clang-latest_libcxx_bazel.sh

@@ -69,7 +69,7 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
         --env="CC=/opt/llvm/bin/clang" \
         --env="BAZEL_CXXOPTS=-std=${std}:-nostdinc++" \
         --env="BAZEL_LINKOPTS=-L/opt/llvm/lib/aarch64-unknown-linux-gnu:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/lib/aarch64-unknown-linux-gnu" \

ci/linux_clang-latest_libcxx_asan_bazel.sh

@@ -72,7 +72,7 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
         --env="CC=/opt/llvm/bin/clang" \
         --env="BAZEL_CXXOPTS=-std=${std}:-nostdinc++" \
         --env="BAZEL_LINKOPTS=-L/opt/llvm/lib/x86_64-unknown-linux-gnu:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/lib/x86_64-unknown-linux-gnu" \

ci/linux_clang-latest_libcxx_bazel.sh

@@ -69,7 +69,7 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
         --env="CC=/opt/llvm/bin/clang" \
         --env="BAZEL_CXXOPTS=-std=${std}:-nostdinc++" \
         --env="BAZEL_LINKOPTS=-L/opt/llvm/lib/x86_64-unknown-linux-gnu:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/lib/x86_64-unknown-linux-gnu" \

ci/linux_clang-latest_libcxx_tsan_bazel.sh

@@ -69,11 +69,11 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
         --env="CC=/opt/llvm/bin/clang" \
         --env="BAZEL_CXXOPTS=-std=${std}:-nostdinc++" \
-        --env="BAZEL_LINKOPTS=-L/opt/llvm-tsan/lib/x86_64-unknown-linux-gnu:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm-tsan/lib/x86_64-unknown-linux-gnu" \
-        --env="CPLUS_INCLUDE_PATH=/opt/llvm-tsan/include/c++/v1:/opt/llvm-tsan/include/x86_64-unknown-linux-gnu/c++/v1/" \
+        --env="BAZEL_LINKOPTS=-L/opt/llvm-tsan/lib:-lc++:-lc++abi:-lgcc_s:-lm:-Wl,-rpath=/opt/llvm-tsan/lib" \
+        --env="CPLUS_INCLUDE_PATH=/opt/llvm-tsan/include/c++/v1" \
         --mount type=bind,source="${ABSEIL_ROOT}",target=/abseil-cpp,readonly \
         --workdir=/abseil-cpp \
         --cap-add=SYS_PTRACE \

ci/linux_clang-latest_libstdcxx_bazel.sh

@@ -70,7 +70,7 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
         --env="CC=/opt/llvm/bin/clang" \
         --env="BAZEL_CXXOPTS=-std=${std}" \
         --mount type=bind,source="${ABSEIL_ROOT}",target=/abseil-cpp,readonly \

ci/linux_docker_containers.sh

@@ -16,7 +16,7 @@
 # Test scripts should source this file to get the identifiers.
 
 readonly LINUX_ALPINE_CONTAINER="gcr.io/google.com/absl-177019/alpine:20230612"
-readonly LINUX_CLANG_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest:20260131"
-readonly LINUX_ARM_CLANG_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_arm_hybrid-latest:20260131"
-readonly LINUX_GCC_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest:20260131"
-readonly LINUX_GCC_FLOOR_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest:20260131"
+readonly LINUX_CLANG_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest@sha256:baa99e65a3cc837bab8e5246f1870d25c76d0adf2b1d598ee5a3ec77fd2e19bd"
+readonly LINUX_ARM_CLANG_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_arm_hybrid-latest@sha256:04479ae67993e1a70dc1730bcddfe3233ac3af178ede0b33044dd9c31b889ac8"
+readonly LINUX_GCC_LATEST_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest@sha256:baa99e65a3cc837bab8e5246f1870d25c76d0adf2b1d598ee5a3ec77fd2e19bd"
+readonly LINUX_GCC_FLOOR_CONTAINER="gcr.io/google.com/absl-177019/linux_hybrid-latest@sha256:baa99e65a3cc837bab8e5246f1870d25c76d0adf2b1d598ee5a3ec77fd2e19bd"

ci/linux_gcc-floor_libstdcxx_bazel.sh

@@ -41,7 +41,7 @@ readonly DOCKER_CONTAINER="${LINUX_GCC_FLOOR_CONTAINER}"
 
 # Print information about the environment.
 docker run "${DOCKER_CONTAINER}" /usr/bin/fastfetch -c ci
-docker run "${DOCKER_CONTAINER}" /opt/gcc-9/bin/gcc -v
+docker run "${DOCKER_CONTAINER}" /opt/gcc-10/bin/gcc -v
 docker run "${DOCKER_CONTAINER}" cat /root/cached_bazel_versions
 
 # USE_BAZEL_CACHE=1 only works on Kokoro.
@@ -69,10 +69,10 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
-        --env="CC=/opt/gcc-9/bin/gcc" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
+        --env="CC=/opt/gcc-10/bin/gcc" \
         --env="BAZEL_CXXOPTS=-std=${std}" \
-        --env="BAZEL_LINKOPTS=-L/opt/gcc-9/lib64:-Wl,-rpath=/opt/gcc-9/lib64" \
+        --env="BAZEL_LINKOPTS=-L/opt/gcc-10/lib64:-Wl,-rpath=/opt/gcc-10/lib64" \
         --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
         --workdir=/abseil-cpp \
         --cap-add=SYS_PTRACE \

ci/linux_gcc-latest_libstdcxx_bazel.sh

@@ -69,7 +69,7 @@ for std in ${STD}; do
     for exceptions_mode in ${EXCEPTIONS_MODE}; do
       echo "--------------------------------------------------------------------"
       time docker run \
-        --env="USE_BAZEL_VERSION=9.0.0" \
+        --env="USE_BAZEL_VERSION=9.1.0" \
         --env="CC=/usr/local/bin/gcc" \
         --env="BAZEL_CXXOPTS=-std=${std}" \
         --mount type=bind,source="${ABSEIL_ROOT}",target=/abseil-cpp-ro,readonly \

ci/macos_xcode_bazel.sh

@@ -27,7 +27,7 @@ if [[ -z ${ABSEIL_ROOT:-} ]]; then
 fi
 
 # If we are running on Kokoro, check for a versioned Bazel binary.
-KOKORO_GFILE_BAZEL_BIN="bazel-9.0.0-darwin-x86_64"
+KOKORO_GFILE_BAZEL_BIN="bazel-9.1.0-darwin-x86_64"
 if [[ ${KOKORO_GFILE_DIR:-} ]] && [[ -f ${KOKORO_GFILE_DIR}/${KOKORO_GFILE_BAZEL_BIN} ]]; then
   BAZEL_BIN="${KOKORO_GFILE_DIR}/${KOKORO_GFILE_BAZEL_BIN}"
   chmod +x ${BAZEL_BIN}

ci/windows_clangcl_bazel.bat

@@ -47,7 +47,7 @@ IF NOT "%ALTERNATE_OPTIONS%"=="" copy %ALTERNATE_OPTIONS% absl\base\options.h
 :: /google/data/rw/teams/absl/kokoro/windows.
 ::
 :: TODO(absl-team): Remove -Wno-microsoft-cast
-%KOKORO_GFILE_DIR%\bazel-9.0.0-windows-x86_64.exe ^
+%KOKORO_GFILE_DIR%\bazel-9.1.0-windows-x86_64.exe ^
   test ... ^
   --compilation_mode=%COMPILATION_MODE% ^
   --compiler=clang-cl ^

ci/windows_msvc_bazel.bat

@@ -42,7 +42,7 @@ IF NOT "%ALTERNATE_OPTIONS%"=="" copy %ALTERNATE_OPTIONS% absl\base\options.h
 :: To upgrade Bazel, first download a new binary from
 :: https://github.com/bazelbuild/bazel/releases and copy it to
 :: /google/data/rw/teams/absl/kokoro/windows.
-"%KOKORO_GFILE_DIR%\bazel-9.0.0-windows-x86_64.exe" ^
+"%KOKORO_GFILE_DIR%\bazel-9.1.0-windows-x86_64.exe" ^
   test ... ^
   --compilation_mode=%COMPILATION_MODE% ^
   --copt=/WX ^