.bazelrc

common --enable_bzlmod
build --workspace_status_command=tools/workspace_status.sh

# Release builds embed real git version info; dev builds use cache-safe placeholders.
# Usage: bazel build --config=release //...
build:release --stamp

# suppress distracting warning about newer module
# versions found in dependency graph.
common --check_direct_dependencies=off

# Test timeouts for various levels.
test --test_timeout=300,1800,1800,9600

# bazel 7 is somewhat forgiving for glob patterns that don't
# match, but bazel 8 will be strict. So start now.
common --incompatible_disallow_empty_glob
common --experimental_isolated_extension_usages

build --cxxopt "-std=c++20"        --host_cxxopt "-std=c++20"
build --cxxopt "-xc++"             --host_cxxopt "-xc++"
build --cxxopt "-DBAZEL_BUILD"     --host_cxxopt "-DBAZEL_BUILD"

# Default to optimized build (-c opt)
build -c opt

# Settings for --config=opt build: Enable -O3 and Full-LTO for performance
build:opt --copt=-O3
build:opt --copt=-flto
build:opt --linkopt=-flto

# Needed for floating point stability in FFT (fft_test will check this).
# See also https://kristerw.github.io/2021/11/09/fp-contract/
build --cxxopt "-ffp-contract=off" --host_cxxopt "-ffp-contract=off"

# allow exceptions.
build  --cxxopt=-fexceptions    --host_cxxopt=-fexceptions

# Turn warnings on...
build --copt "-Wall"               --host_copt "-Wall"
build --copt "-Wextra"             --host_copt "-Wextra"

# ... and disable the warnings we're not interested in.
build --copt "-Wno-sign-compare"          --host_copt "-Wno-sign-compare"
build --copt "-Wno-unused-parameter"      --host_copt "-Wno-unused-parameter"
build --copt "-Wno-gcc-compat"            --host_copt "-Wno-gcc-compat"
build --copt "-Wno-nullability-extension" --host_copt "-Wno-nullability-extension"
build --copt "-Wno-deprecated-declarations" --host_copt "-Wno-deprecated-declarations"
build --copt "-Wno-unused-local-typedef" --host_copt "-Wno-unused-local-typedef"
build --cxxopt "-Wno-c++20-designator"   --host_cxxopt "-Wno-c++20-designator"

# The warning acceptance bar in CI for PRs is set by -Werror of a specific
# version of some chosen compiler. Disable warnings from other compilers until
# they are fixed and under CI -Werror acceptance critera as there is nothing the
# developers can(they can't be reproduced locally or in CI) or should do about
# these warnings in code they are not working on.
build --copt "-Wno-cast-function-type-mismatch"  --host_copt "-Wno-cast-function-type-mismatch"
build --copt "-Wno-unused-but-set-variable"  --host_copt "-Wno-unused-but-set-variable"
build --cxxopt "-Wno-deprecated-copy"  --host_cxxopt "-Wno-deprecated-copy"
build --cxxopt "-Wno-deprecated-copy-with-user-provided-copy"  --host_cxxopt "-Wno-deprecated-copy-with-user-provided-copy"
build --cxxopt "-Wno-dangling"  --host_cxxopt "-Wno-dangling"

# For 3rd party code: Disable warnings entirely.
# They are not actionable and just create noise.
build --per_file_copt=.*external/.*@-w
build --host_per_file_copt=.*external/.*@-w

# This avoid problems with building -c dbg which enables asserts.
# Without this libstdc++ vs libc++ differences cause link errors.
build --per_file_copt=.*external/abc.*@-stdlib=libc++
build --host_per_file_copt=.*external/abc.*@-stdlib=libc++

##### Platform-specific configs (auto-selected) #############
# --enable_platform_specific_config makes bazel automatically apply
# build:macos on macOS, build:linux on Linux, etc.
common --enable_platform_specific_config

# macOS: boost.stacktrace needs this since backtrace() doesn't require GNU source
build:macos --copt=-DBOOST_STACKTRACE_GNU_SOURCE_NOT_REQUIRED
build:macos --host_copt=-DBOOST_STACKTRACE_GNU_SOURCE_NOT_REQUIRED
# Aligned allocation/deallocation for abseil is only available since 10.13
build:macos --macos_minimum_os=10.13
build:macos --host_macos_minimum_os=10.13

# Settings for --config=asan address sanitizer build
build:asan --strip=never
build:asan --copt=-fsanitize=address
build:asan --copt=-DADDRESS_SANITIZER
build:asan --copt=-O1
build:asan --copt=-g
build:asan --copt=-fno-omit-frame-pointer
build:asan --linkopt=-fsanitize=address

# Flags with enough debug symbols to get useful outputs with Linux `perf`
build:profile --strip=never
build:profile --copt -g --host_copt -g
build:profile --copt -gmlt --host_copt -gmlt
build:profile --copt -fno-omit-frame-pointer --host_copt -fno-omit-frame-pointer

# Improve hermeticity by disallowing user envars and network access
build --incompatible_strict_action_env
build --nosandbox_default_allow_network

test --build_tests_only

# --- Performance Optimizations ---
# Use a high number of jobs and let the scheduler manage concurrency
build --jobs=200

# Enable local disk caching to supplement the remote cache.
build --disk_cache=~/.cache/bazel-disk-cache
build --repository_cache=~/.cache/bazel-repository-cache

# CI only needs to know if the build succeeded, not the artifacts themselves.
build:ci --remote_download_minimal
build:ci --remote_upload_local_results=true
# Disable disk cache for CI builds
build:ci --disk_cache=
# Tell the 'ci' config to include 'opt'
build:ci --config=opt

# Setup remote cache
build --remote_cache=https://bazel.precisioninno.com
build --remote_cache_compression=true
build --remote_upload_local_results=false

# Without this, bazelisk build ... builds the bazel-orfs tests
build --build_tag_filters=-orfs

try-import %workspace%/user.bazelrc