.bazelrc

# Licensed under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
# Also available under a BSD-style license. See LICENSE.

# TODO: migrate all dependencies from WORKSPACE to MODULE.bazel
# https://bazel.build/external/migration
common --noenable_bzlmod

# Automatically detect host platform to pick config
common --enable_platform_specific_config

###############################################################################
# Options for "generic_clang" builds: these options should generally apply to
# builds using a Clang-based compiler, and default to the `clang` executable on
# the `PATH`. While these are provided for convenience and may serve as a
# reference, it would be preferable for users to configure an explicit C++
# toolchain instead of relying on `.bazelrc` files.
###############################################################################

# Set the default compiler to the `clang` binary on the `PATH`.
build:generic_clang --repo_env=CC=clang

# C++17 standard version is required.
build:generic_clang --cxxopt=-std=c++17 --host_cxxopt=-std=c++17

# Use `-Wall` for Clang.
build:generic_clang --copt=-Wall --host_copt=-Wall

# The Clang available on MacOS has a warning that isn't clean on MLIR code. The
# warning doesn't show up with more recent Clangs, so just disable for now.
build:generic_clang --cxxopt=-Wno-range-loop-analysis --host_cxxopt=-Wno-range-loop-analysis

# Build errors are not a helpful way to enforce deprecation in-repo and it is
# not the point of the Bazel build to catch usage of deprecated APIs.
build:generic_clang --copt=-Wno-deprecated --host_copt=-Wno-deprecated


# lld links faster than other linkers. Assume that anybody using clang on linux
# also has lld available.
build:linux --linkopt=-fuse-ld=lld --host_linkopt=-fuse-ld=lld
build:linux --config=generic_clang

build:macos --config=generic_clang

# Other compilation modes
build:opt --compilation_mode=opt
build:dbg --compilation_mode=dbg

# GDB builds in dbg mode
build:gdb --config=dbg


# Continue running tests for targets that build without having
# AOT compile genrules failing to build from terminating the rest
test --keep_going