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1# This file is licensed under the Apache License v2.0 with LLVM Exceptions.2# See https://llvm.org/LICENSE.txt for license information.3# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception4 5"""An example WORKSPACE for configuring LLVM using http_archive."""6 7workspace(name = "http_archive_example")8 9load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")10 11SKYLIB_VERSION = "1.0.3"12 13http_archive(14 name = "bazel_skylib",15 sha256 = "97e70364e9249702246c0e9444bccdc4b847bed1eb03c5a3ece4f83dfe6abc44",16 urls = [17 "https://mirror.bazel.build/github.com/bazelbuild/bazel-skylib/releases/download/{version}/bazel-skylib-{version}.tar.gz".format(version = SKYLIB_VERSION),18 "https://github.com/bazelbuild/bazel-skylib/releases/download/{version}/bazel-skylib-{version}.tar.gz".format(version = SKYLIB_VERSION),19 ],20)21 22# Replace with the LLVM commit you want to use.23LLVM_COMMIT = "926f85db98aae66ab8f57b9981f47ddddb868c51"24 25# The easiest way to calculate this for a new commit is to set it to empty and26# then run a bazel build and it will report the digest necessary to cache the27# archive and make the build reproducible.28LLVM_SHA256 = "c78c94b2a03b2cf6ef1ba035c31a6f1b0bb7913da8af5aa8d5c2061f6499d589"29 30http_archive(31 name = "llvm-raw",32 build_file_content = "# empty",33 sha256 = LLVM_SHA256,34 strip_prefix = "llvm-project-" + LLVM_COMMIT,35 urls = ["https://github.com/llvm/llvm-project/archive/{commit}.tar.gz".format(commit = LLVM_COMMIT)],36)37 38load("@llvm-raw//utils/bazel:configure.bzl", "llvm_configure")39 40llvm_configure(name = "llvm-project")41 42load("@bazel_tools//tools/build_defs/repo:utils.bzl", "maybe")43 44maybe(45 http_archive,46 name = "llvm_zlib",47 build_file = "@llvm-raw//utils/bazel/third_party_build:zlib-ng.BUILD",48 sha256 = "e36bb346c00472a1f9ff2a0a4643e590a254be6379da7cddd9daeb9a7f296731",49 strip_prefix = "zlib-ng-2.0.7",50 urls = [51 "https://github.com/zlib-ng/zlib-ng/archive/refs/tags/2.0.7.zip",52 ],53)54 55maybe(56 http_archive,57 name = "llvm_zstd",58 build_file = "@llvm-raw//utils/bazel/third_party_build:zstd.BUILD",59 sha256 = "7c42d56fac126929a6a85dbc73ff1db2411d04f104fae9bdea51305663a83fd0",60 strip_prefix = "zstd-1.5.2",61 urls = [62 "https://github.com/facebook/zstd/releases/download/v1.5.2/zstd-1.5.2.tar.gz",63 ],64)65