.bazelrc

# This is from Bazel's former travis setup, to avoid blowing up the RAM usage.
startup --host_jvm_args=-Xmx2500m
startup --host_jvm_args=-Xms2500m
# test --ram_utilization_factor=10 # comment-out for github actions.

# This is so we understand failures better
build --verbose_failures

# This is so we don't use sandboxed execution. Sandboxed execution
# runs stuff in a container, and since Travis already runs its script
# in a container (unless you require sudo in your .travis.yml) this
# fails to run tests.
build --spawn_strategy=standalone --genrule_strategy=standalone
test --test_strategy=standalone

# Below this line, .travis.yml will cat the default bazelrc.
# This is needed so Bazel starts with the base workspace in its
# package path.


# By default build in C++17 mode using the Homegrown scheduler for parallelism.
#build --repo_env=CC=clang++-12
build --repo_env=CC=g++
build --cxxopt=-std=c++17
build --cxxopt=-mcx16        # 16 byte CAS
build --cxxopt=-DHOMEGROWN   # use the homegrown scheduler
build --cxxopt=-DLONG        # use 8 byte vertex identifiers
build --cxxopt=-DAMORTIZEDPD # use amortized_bytepd encoding scheme for compressed graphs
build --cxxopt=-DUSEMALLOC
build --cxxopt=-DPARLAY_USE_STD_ALLOC
build --cxxopt=-pthread      # necessary for homegrown scheduler
build --cxxopt=-march=native
build --cxxopt=-fvisibility=hidden
build --cxxopt=-fvisibility-inlines-hidden
build --cxxopt=-fsized-deallocation  # https://github.com/pybind/pybind11/issues/1604 (for clang)
build -c opt

# C++ warning flags.
build --cxxopt=-Wall
build --cxxopt=-Wextra
build --cxxopt=-Wcast-qual
build --cxxopt=-Wno-unused-parameter
build --cxxopt=-Wpointer-arith
# Turning on -Wshadow rather than just -Wshadow=local would be nice, but the
# codebase currently contains lots of instances of global shadowing.
#build --cxxopt=-Wshadow=local
build --cxxopt=-Wvla

# Build without parallelism.
build:serial --cxxopt=-UHOMEGROWN
build:serial --cxxopt=-DPARLAY_SEQUENTIAL

# Build using CilkPlus for parallelism.
build:cilk --cxxopt=-UHOMEGROWN
build:cilk --cxxopt=-DCILK
build:cilk --cxxopt=-fcilkplus
build:cilk --linkopt=-lcilkrts

# Build using OpenMP for parallelism.
build:openmp --cxxopt=-UHOMEGROWN
build:openmp --cxxopt=-DOPENMP
build:openmp --cxxopt=-fopenmp
build:openmp --linkopt=-fopenmp

# Instruments the build with AddressSanitizer
# (https://github.com/google/sanitizers/wiki/AddressSanitizer).
# Invoke by adding the `--config=asan` flag, e.g.,
#     bazel run --config=asan <build target>`
build:asan --strip=never
build:asan --cxxopt=-fsanitize=address
build:asan --cxxopt=-O1
build:asan --cxxopt=-g
build:asan --cxxopt=-fno-omit-frame-pointer
build:asan --cxxopt=-Wno-macro-redefined
build:asan --linkopt=-fsanitize=address