.bazelrc

# Must be first. Enables build:windows, build:linux, build:macos, build:freebsd, build:openbsd
build --enable_platform_specific_config
###############################################################################
build --action_env=BAZEL_LLVM
build --action_env=BAZEL_SH
build --action_env=PATH
build --action_env=PYTHON2_BIN_PATH
build --action_env=PYTHON3_BIN_PATH
# Use Clang-Cl (Clang front-end with Visual C++ backend) on Windows
build --action_env=USE_CLANG_CL=1
build:linux   --compilation_mode=opt
build:macos   --compilation_mode=opt
build:windows --compilation_mode=fastbuild
# TODO(mehrdadn): Revert the "-\\.(asm|S)$" exclusion when this Bazel bug
#                 for compiling assembly files is fixed on Windows:
#                 https://github.com/bazelbuild/bazel/issues/8924
# Warnings should be errors
build --per_file_copt="-\\.(asm|S)$,-.*/arrow/util/logging\\.cc@-Werror"
# Ignore warnings for protobuf generated files and external projects.
build --per_file_copt="-\\.(asm|S)$,\\.pb\\.cc$@-w"
build --per_file_copt="-\\.(asm|S)$,external/.*@-w"
# Ignore minor warnings for host tools, which we generally can't control
build --host_copt="-Wno-builtin-macro-redefined"
build --host_copt="-Wno-inconsistent-missing-override"
build --host_copt="-Wno-microsoft-unqualified-friend"
# This workaround is needed due to https://github.com/bazelbuild/bazel/issues/4341
build --per_file_copt="-\\.(asm|S)$,external/com_github_grpc_grpc/.*@-DGRPC_BAZEL_BUILD"
build --http_timeout_scaling=5.0
# This workaround is due to an incompatibility of
# bazel_common/tools/maven/pom_file.bzl with Bazel 1.0
build --incompatible_depset_is_not_iterable=false

# Thread sanitizer configuration:
build:tsan --strip=never
build:tsan --copt -fsanitize=thread
build:tsan --copt -DTHREAD_SANITIZER
build:tsan --copt -g
build:tsan --copt -fno-omit-frame-pointer
build:tsan --linkopt -fsanitize=thread