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[not for merge] Explore using latest LLVM version #1528

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38 changes: 20 additions & 18 deletions .github/actions/setup-runner/action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -11,26 +11,26 @@ runs:
wget https://apt.llvm.org/llvm.sh
sed -i '/apt-get install/d' llvm.sh
chmod +x llvm.sh
sudo ./llvm.sh 19
sudo ./llvm.sh 21
# keep in sync with build/ci.bazelrc
sudo apt-get install -y -qq --no-install-recommends \
clang-19 \
lld-19 \
libunwind-19 \
libc++abi1-19 \
libc++1-19 \
libc++-19-dev \
libclang-rt-19-dev \
llvm-19
sudo ln -s /usr/bin/llvm-symbolizer-19 /usr/bin/llvm-symbolizer
sudo ln -s /usr/bin/llvm-profdata-19 /usr/bin/llvm-profdata
sudo ln -s /usr/bin/llvm-cov-19 /usr/bin/llvm-cov
echo "build:linux --action_env=CC=/usr/lib/llvm-19/bin/clang" >> .bazelrc
echo "build:linux --host_action_env=CC=/usr/lib/llvm-19/bin/clang" >> .bazelrc
echo "build:linux --linkopt=--ld-path=/usr/lib/llvm-19/bin/ld.lld" >> .bazelrc
echo "build:linux --host_linkopt=--ld-path=/usr/lib/llvm-19/bin/ld.lld" >> .bazelrc
echo "build:linux --action_env=AR=/usr/lib/llvm-19/bin/llvm-ar" >> .bazelrc
echo "build:linux --host_action_env=AR=/usr/lib/llvm-19/bin/llvm-ar" >> .bazelrc
clang-21 \
lld-21 \
libunwind-21 \
libc++abi1-21 \
libc++1-21 \
libc++-21-dev \
libclang-rt-21-dev \
llvm-21
sudo ln -s /usr/bin/llvm-symbolizer-21 /usr/bin/llvm-symbolizer
sudo ln -s /usr/bin/llvm-profdata-21 /usr/bin/llvm-profdata
sudo ln -s /usr/bin/llvm-cov-21 /usr/bin/llvm-cov
echo "build:linux --action_env=CC=/usr/lib/llvm-21/bin/clang" >> .bazelrc
echo "build:linux --host_action_env=CC=/usr/lib/llvm-21/bin/clang" >> .bazelrc
echo "build:linux --linkopt=--ld-path=/usr/lib/llvm-21/bin/ld.lld" >> .bazelrc
echo "build:linux --host_linkopt=--ld-path=/usr/lib/llvm-21/bin/ld.lld" >> .bazelrc
echo "build:linux --action_env=AR=/usr/lib/llvm-21/bin/llvm-ar" >> .bazelrc
echo "build:linux --host_action_env=AR=/usr/lib/llvm-21/bin/llvm-ar" >> .bazelrc
- name: Setup Windows
shell: pwsh
if: runner.os == 'Windows'
Expand All @@ -45,6 +45,8 @@ runs:
git config --show-scope --show-origin core.symlinks
git config --system core.longpaths true
[System.IO.File]::WriteAllLines((Join-Path -Path $env:USERPROFILE -ChildPath '.bazelrc'), 'startup --output_user_root=\\\\?\\C:\\tmp')
# TODO: Test that the build is still compatible with the latest LLVM release
# choco upgrade llvm --version=21.1.8
- name: Setup macOS
if: runner.os == 'macOS'
shell: bash
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4 changes: 2 additions & 2 deletions .github/workflows/test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ jobs:
{ name: linux, arch: X64, image: ubuntu-22.04-16core },
{ name: linux-arm, arch: ARM64, image: ubuntu-22.04-arm-16core },
{ name: macOS, arch: ARM64, image: macos-15-xlarge, use_lld: true },
{ name: windows, arch: X64, image: windows-2025-16core },
{ name: windows, arch: X64, image: windows-2025-vs2026 },
]
config: [
# Default build: no suffix or additional bazel arguments
Expand All @@ -55,7 +55,7 @@ jobs:
# - os: { name : windows, image : windows-2025 }
# config: { suffix: -debug, bazel-args: --config=windows_dbg }
exclude:
- os: { name: windows, arch: X64, image: windows-2025-16core }
- os: { name: windows, arch: X64, image: windows-2025-vs2026 }
config: { suffix: -debug }
# due to resource constraints, exclude the macOS and x64 Linux debug runners for now.
# linux-asan and arm64 linux-debug should provide sufficient coverage for building in the
Expand Down
4 changes: 2 additions & 2 deletions build/ci.bazelrc
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Expand Up @@ -56,8 +56,8 @@ build:ci-linux-common --copt='-Werror'
build:ci-linux-common --copt='-Wno-error=#warnings'
build:ci-linux-common --copt='-Wno-error=deprecated-declarations'
# keep in sync with .github/workflows/test.yml
build:ci-linux-common --action_env=CC=/usr/lib/llvm-19/bin/clang
build:ci-linux-common --host_action_env=CC=/usr/lib/llvm-19/bin/clang
build:ci-linux-common --action_env=CC=/usr/lib/llvm-21/bin/clang
build:ci-linux-common --host_action_env=CC=/usr/lib/llvm-21/bin/clang

build:ci-linux --config=ci-linux-common --remote_download_regex=".*src/workerd/server/workerd.*"
build:ci-linux-arm --config=ci-linux-common
Expand Down
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