Squashed 'third_party/abseil/' content from commit ddf8e52a2
Change-Id: I330cdc687395c6605ad027b855e313ff4a2059e9
git-subtree-dir: third_party/abseil
git-subtree-split: ddf8e52a2918dd0ccec75d3e2426125fa3926724
diff --git a/ci/cmake_install_test.sh b/ci/cmake_install_test.sh
new file mode 100755
index 0000000..03eb043
--- /dev/null
+++ b/ci/cmake_install_test.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --tmpfs=/buildfs:exec \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CFLAGS="-Werror" \
+ -e CXXFLAGS="-Werror" \
+ gcr.io/google.com/absl-177019/linux_gcc-latest:20190703 \
+ /bin/bash CMake/install_test_project/test.sh $@
+
diff --git a/ci/linux_clang-latest_libcxx_asan_bazel.sh b/ci/linux_clang-latest_libcxx_asan_bazel.sh
new file mode 100755
index 0000000..cc8c695
--- /dev/null
+++ b/ci/linux_clang-latest_libcxx_asan_bazel.sh
@@ -0,0 +1,93 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script that can be invoked to test abseil-cpp in a hermetic environment
+# using a Docker image on Linux. You must have Docker installed to use this
+# script.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${STD:-} ]; then
+ STD="c++11 c++14 c++17"
+fi
+
+if [ -z ${COMPILATION_MODE:-} ]; then
+ COMPILATION_MODE="fastbuild opt"
+fi
+
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
+readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
+
+# USE_BAZEL_CACHE=1 only works on Kokoro.
+# Without access to the credentials this won't work.
+if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
+ DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
+ # Bazel doesn't track changes to tools outside of the workspace
+ # (e.g. /usr/bin/gcc), so by appending the docker container to the
+ # remote_http_cache url, we make changes to the container part of
+ # the cache key. Hashing the key is to make it shorter and url-safe.
+ container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
+ BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
+fi
+
+for std in ${STD}; do
+ for compilation_mode in ${COMPILATION_MODE}; do
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
+ -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx/lib" \
+ -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx/include/c++/v1" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt="-DDYNAMIC_ANNOTATIONS_ENABLED=1" \
+ --copt="-DADDRESS_SANITIZER" \
+ --copt="-DUNDEFINED_BEHAVIOR_SANITIZER" \
+ --copt="-fsanitize=address" \
+ --copt="-fsanitize=float-divide-by-zero" \
+ --copt="-fsanitize=nullability" \
+ --copt="-fsanitize=undefined" \
+ --copt=-Werror \
+ --keep_going \
+ --linkopt="-fsanitize=address" \
+ --linkopt="-fsanitize-link-c++-runtime" \
+ --show_timestamps \
+ --test_env="ASAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_env="UBSAN_OPTIONS=print_stacktrace=1" \
+ --test_env="UBSAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
+ --test_output=errors \
+ --test_tag_filters="-benchmark,-noasan" \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
+ done
+done
diff --git a/ci/linux_clang-latest_libcxx_bazel.sh b/ci/linux_clang-latest_libcxx_bazel.sh
new file mode 100755
index 0000000..5849a84
--- /dev/null
+++ b/ci/linux_clang-latest_libcxx_bazel.sh
@@ -0,0 +1,83 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script that can be invoked to test abseil-cpp in a hermetic environment
+# using a Docker image on Linux. You must have Docker installed to use this
+# script.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${STD:-} ]; then
+ STD="c++11 c++14 c++17"
+fi
+
+if [ -z ${COMPILATION_MODE:-} ]; then
+ COMPILATION_MODE="fastbuild opt"
+fi
+
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
+readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
+
+# USE_BAZEL_CACHE=1 only works on Kokoro.
+# Without access to the credentials this won't work.
+if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
+ DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
+ # Bazel doesn't track changes to tools outside of the workspace
+ # (e.g. /usr/bin/gcc), so by appending the docker container to the
+ # remote_http_cache url, we make changes to the container part of
+ # the cache key. Hashing the key is to make it shorter and url-safe.
+ container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
+ BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
+fi
+
+for std in ${STD}; do
+ for compilation_mode in ${COMPILATION_MODE}; do
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
+ -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx/lib" \
+ -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx/include/c++/v1" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
+ done
+done
diff --git a/ci/linux_clang-latest_libcxx_tsan_bazel.sh b/ci/linux_clang-latest_libcxx_tsan_bazel.sh
new file mode 100755
index 0000000..8721ada
--- /dev/null
+++ b/ci/linux_clang-latest_libcxx_tsan_bazel.sh
@@ -0,0 +1,88 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script that can be invoked to test abseil-cpp in a hermetic environment
+# using a Docker image on Linux. You must have Docker installed to use this
+# script.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${STD:-} ]; then
+ STD="c++11 c++14 c++17"
+fi
+
+if [ -z ${COMPILATION_MODE:-} ]; then
+ COMPILATION_MODE="fastbuild opt"
+fi
+
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
+readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
+
+# USE_BAZEL_CACHE=1 only works on Kokoro.
+# Without access to the credentials this won't work.
+if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
+ DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
+ # Bazel doesn't track changes to tools outside of the workspace
+ # (e.g. /usr/bin/gcc), so by appending the docker container to the
+ # remote_http_cache url, we make changes to the container part of
+ # the cache key. Hashing the key is to make it shorter and url-safe.
+ container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
+ BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
+fi
+
+for std in ${STD}; do
+ for compilation_mode in ${COMPILATION_MODE}; do
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}:-nostdinc++" \
+ -e BAZEL_LINKOPTS="-L/opt/llvm/libcxx-tsan/lib:-lc++:-lc++abi:-lm:-Wl,-rpath=/opt/llvm/libcxx-tsan/lib" \
+ -e CPLUS_INCLUDE_PATH="/opt/llvm/libcxx-tsan/include/c++/v1" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --build_tag_filters="-notsan" \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt="-DDYNAMIC_ANNOTATIONS_ENABLED=1" \
+ --copt="-DTHREAD_SANITIZER" \
+ --copt="-fsanitize=thread" \
+ --copt=-Werror \
+ --keep_going \
+ --linkopt="-fsanitize=thread" \
+ --show_timestamps \
+ --test_env="TSAN_OPTIONS=report_atomic_races=0" \
+ --test_env="TSAN_SYMBOLIZER_PATH=/opt/llvm/clang/bin/llvm-symbolizer" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters="-benchmark,-notsan" \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
+ done
+done
diff --git a/ci/linux_clang-latest_libstdcxx_bazel.sh b/ci/linux_clang-latest_libstdcxx_bazel.sh
new file mode 100755
index 0000000..78ce0b3
--- /dev/null
+++ b/ci/linux_clang-latest_libstdcxx_bazel.sh
@@ -0,0 +1,82 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script that can be invoked to test abseil-cpp in a hermetic environment
+# using a Docker image on Linux. You must have Docker installed to use this
+# script.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${STD:-} ]; then
+ STD="c++11 c++14 c++17"
+fi
+
+if [ -z ${COMPILATION_MODE:-} ]; then
+ COMPILATION_MODE="fastbuild opt"
+fi
+
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
+readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_clang-latest:20190813"
+
+# USE_BAZEL_CACHE=1 only works on Kokoro.
+# Without access to the credentials this won't work.
+if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
+ DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
+ # Bazel doesn't track changes to tools outside of the workspace
+ # (e.g. /usr/bin/gcc), so by appending the docker container to the
+ # remote_http_cache url, we make changes to the container part of
+ # the cache key. Hashing the key is to make it shorter and url-safe.
+ container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
+ BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
+fi
+
+for std in ${STD}; do
+ for compilation_mode in ${COMPILATION_MODE}; do
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/opt/llvm/clang/bin/clang" \
+ -e BAZEL_COMPILER="llvm" \
+ -e BAZEL_CXXOPTS="-std=${std}" \
+ -e CPLUS_INCLUDE_PATH="/usr/include/c++/6" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
+ done
+done
diff --git a/ci/linux_gcc-4.9_libstdcxx_bazel.sh b/ci/linux_gcc-4.9_libstdcxx_bazel.sh
new file mode 100755
index 0000000..c3b936b
--- /dev/null
+++ b/ci/linux_gcc-4.9_libstdcxx_bazel.sh
@@ -0,0 +1,80 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script that can be invoked to test abseil-cpp in a hermetic environment
+# using a Docker image on Linux. You must have Docker installed to use this
+# script.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${STD:-} ]; then
+ STD="c++11 c++14"
+fi
+
+if [ -z ${COMPILATION_MODE:-} ]; then
+ COMPILATION_MODE="fastbuild opt"
+fi
+
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
+readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-4.9:20190702"
+
+# USE_BAZEL_CACHE=1 only works on Kokoro.
+# Without access to the credentials this won't work.
+if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
+ DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
+ # Bazel doesn't track changes to tools outside of the workspace
+ # (e.g. /usr/bin/gcc), so by appending the docker container to the
+ # remote_http_cache url, we make changes to the container part of
+ # the cache key. Hashing the key is to make it shorter and url-safe.
+ container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
+ BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
+fi
+
+for std in ${STD}; do
+ for compilation_mode in ${COMPILATION_MODE}; do
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/usr/bin/gcc-4.9" \
+ -e BAZEL_CXXOPTS="-std=${std}" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
+ done
+done
diff --git a/ci/linux_gcc-latest_libstdcxx_bazel.sh b/ci/linux_gcc-latest_libstdcxx_bazel.sh
new file mode 100755
index 0000000..10f6be2
--- /dev/null
+++ b/ci/linux_gcc-latest_libstdcxx_bazel.sh
@@ -0,0 +1,80 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script that can be invoked to test abseil-cpp in a hermetic environment
+# using a Docker image on Linux. You must have Docker installed to use this
+# script.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${STD:-} ]; then
+ STD="c++11 c++14 c++17"
+fi
+
+if [ -z ${COMPILATION_MODE:-} ]; then
+ COMPILATION_MODE="fastbuild opt"
+fi
+
+if [ -z ${EXCEPTIONS_MODE:-} ]; then
+ EXCEPTIONS_MODE="-fno-exceptions -fexceptions"
+fi
+
+readonly DOCKER_CONTAINER="gcr.io/google.com/absl-177019/linux_gcc-latest:20190703"
+
+# USE_BAZEL_CACHE=1 only works on Kokoro.
+# Without access to the credentials this won't work.
+if [ ${USE_BAZEL_CACHE:-0} -ne 0 ]; then
+ DOCKER_EXTRA_ARGS="--volume=${KOKORO_KEYSTORE_DIR}:/keystore:ro ${DOCKER_EXTRA_ARGS:-}"
+ # Bazel doesn't track changes to tools outside of the workspace
+ # (e.g. /usr/bin/gcc), so by appending the docker container to the
+ # remote_http_cache url, we make changes to the container part of
+ # the cache key. Hashing the key is to make it shorter and url-safe.
+ container_key=$(echo ${DOCKER_CONTAINER} | sha256sum | head -c 16)
+ BAZEL_EXTRA_ARGS="--remote_http_cache=https://storage.googleapis.com/absl-bazel-remote-cache/${container_key} --google_credentials=/keystore/73103_absl-bazel-remote-cache ${BAZEL_EXTRA_ARGS:-}"
+fi
+
+for std in ${STD}; do
+ for compilation_mode in ${COMPILATION_MODE}; do
+ for exceptions_mode in ${EXCEPTIONS_MODE}; do
+ echo "--------------------------------------------------------------------"
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CC="/usr/local/bin/gcc" \
+ -e BAZEL_CXXOPTS="-std=${std}" \
+ ${DOCKER_EXTRA_ARGS:-} \
+ ${DOCKER_CONTAINER} \
+ /usr/local/bin/bazel test ... \
+ --compilation_mode="${compilation_mode}" \
+ --copt="${exceptions_mode}" \
+ --copt=-Werror \
+ --define="absl=1" \
+ --keep_going \
+ --show_timestamps \
+ --test_env="GTEST_INSTALL_FAILURE_SIGNAL_HANDLER=1" \
+ --test_env="TZDIR=/abseil-cpp/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark \
+ ${BAZEL_EXTRA_ARGS:-}
+ done
+ done
+done
diff --git a/ci/linux_gcc-latest_libstdcxx_cmake.sh b/ci/linux_gcc-latest_libstdcxx_cmake.sh
new file mode 100755
index 0000000..3e831c1
--- /dev/null
+++ b/ci/linux_gcc-latest_libstdcxx_cmake.sh
@@ -0,0 +1,61 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# TODO(absl-team): This script isn't fully hermetic because
+# -DABSL_USE_GOOGLETEST_HEAD=ON means that this script isn't pinned to a fixed
+# version of GoogleTest. This means that an upstream change to GoogleTest could
+# break this test. Fix this by allowing this script to pin to a known-good
+# version of GoogleTest.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+if [ -z ${ABSL_CMAKE_CXX_STANDARDS:-} ]; then
+ ABSL_CMAKE_CXX_STANDARDS="11 14 17"
+fi
+
+if [ -z ${ABSL_CMAKE_BUILD_TYPES:-} ]; then
+ ABSL_CMAKE_BUILD_TYPES="Debug Release"
+fi
+
+for std in ${ABSL_CMAKE_CXX_STANDARDS}; do
+ for compilation_mode in ${ABSL_CMAKE_BUILD_TYPES}; do
+ echo "--------------------------------------------------------------------"
+ echo "Testing with CMAKE_BUILD_TYPE=${compilation_mode} and -std=c++${std}"
+
+ time docker run \
+ --volume="${ABSEIL_ROOT}:/abseil-cpp:ro" \
+ --workdir=/abseil-cpp \
+ --tmpfs=/buildfs:exec \
+ --cap-add=SYS_PTRACE \
+ --rm \
+ -e CFLAGS="-Werror" \
+ -e CXXFLAGS="-Werror" \
+ gcr.io/google.com/absl-177019/linux_gcc-latest:20190703 \
+ /bin/bash -c "
+ cd /buildfs && \
+ cmake /abseil-cpp \
+ -DABSL_USE_GOOGLETEST_HEAD=ON \
+ -DABSL_RUN_TESTS=ON \
+ -DCMAKE_BUILD_TYPE=${compilation_mode} \
+ -DCMAKE_CXX_STANDARD=${std} && \
+ make -j$(nproc) && \
+ ctest -j$(nproc) --output-on-failure"
+ done
+done
diff --git a/ci/macos_xcode_bazel.sh b/ci/macos_xcode_bazel.sh
new file mode 100755
index 0000000..3e13b15
--- /dev/null
+++ b/ci/macos_xcode_bazel.sh
@@ -0,0 +1,50 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script is invoked on Kokoro to test Abseil on macOS.
+# It is not hermetic and may break when Kokoro is updated.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(realpath $(dirname ${0})/..)"
+fi
+
+# If we are running on Kokoro, check for a versioned Bazel binary.
+KOKORO_GFILE_BAZEL_BIN="bazel-0.28.1-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 ${BAZEL_BIN}
+else
+ BAZEL_BIN="bazel"
+fi
+
+# Print the compiler and Bazel versions.
+echo "---------------"
+gcc -v
+echo "---------------"
+${BAZEL_BIN} version
+echo "---------------"
+
+cd ${ABSEIL_ROOT}
+
+${BAZEL_BIN} test ... \
+ --copt=-Werror \
+ --keep_going \
+ --show_timestamps \
+ --test_env="TZDIR=${ABSEIL_ROOT}/absl/time/internal/cctz/testdata/zoneinfo" \
+ --test_output=errors \
+ --test_tag_filters=-benchmark
diff --git a/ci/macos_xcode_cmake.sh b/ci/macos_xcode_cmake.sh
new file mode 100755
index 0000000..75b0f2d
--- /dev/null
+++ b/ci/macos_xcode_cmake.sh
@@ -0,0 +1,43 @@
+#!/bin/bash
+#
+# Copyright 2019 The Abseil Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# This script is invoked on Kokoro to test Abseil on macOS.
+# It is not hermetic and may break when Kokoro is updated.
+
+set -euox pipefail
+
+if [ -z ${ABSEIL_ROOT:-} ]; then
+ ABSEIL_ROOT="$(dirname ${0})/.."
+fi
+ABSEIL_ROOT=$(realpath ${ABSEIL_ROOT})
+
+if [ -z ${ABSL_CMAKE_BUILD_TYPES:-} ]; then
+ ABSL_CMAKE_BUILD_TYPES="Debug"
+fi
+
+for compilation_mode in ${ABSL_CMAKE_BUILD_TYPES}; do
+ BUILD_DIR=$(mktemp -d ${compilation_mode}.XXXXXXXX)
+ cd ${BUILD_DIR}
+
+ # TODO(absl-team): Enable -Werror once all warnings are fixed.
+ time cmake ${ABSEIL_ROOT} \
+ -GXcode \
+ -DCMAKE_BUILD_TYPE=${compilation_mode} \
+ -DABSL_USE_GOOGLETEST_HEAD=ON \
+ -DABSL_RUN_TESTS=ON
+ time cmake --build .
+ time ctest -C ${compilation_mode} --output-on-failure
+done