Drop support for LLVM < 15, legacy pass manager and non-opaque IR pointers #3046

Workflow file for this run

.github/workflows/supported_llvm_versions.yml at 44581aa

	# https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions

	name: Vanilla LLVM
	on:
	- pull_request
	- push

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	test:
	strategy:
	fail-fast: false
	matrix:
	include:
	- job_name: Ubuntu 20.04, LDC-LLVM 18, bootstrap LDC
	os: ubuntu-20.04
	host_dc: ldc-1.19.0
	# FIXME: no usable official package available yet
	llvm_version: https://github.com/ldc-developers/llvm-project/releases/download/ldc-v18.1.5/llvm-18.1.5-linux-x86_64.tar.xz
	cmake_flags: -DRT_SUPPORT_SANITIZERS=ON
	- job_name: macOS 14, LLVM 17, latest LDC beta
	os: macos-14
	host_dc: ldc-beta
	llvm_version: 17.0.5
	cmake_flags: -DBUILD_SHARED_LIBS=ON -DRT_SUPPORT_SANITIZERS=ON -DD_COMPILER_FLAGS=-gcc=/usr/bin/c++ -DCMAKE_EXE_LINKER_FLAGS=-L/opt/homebrew/opt/zstd/lib
	- job_name: macOS 14, LLVM 16, latest LDC beta
	os: macos-14
	host_dc: ldc-beta
	llvm_version: 16.0.5
	cmake_flags: -DBUILD_SHARED_LIBS=OFF -DD_COMPILER_FLAGS=-gcc=/usr/bin/c++ -DCMAKE_EXE_LINKER_FLAGS=-L/opt/homebrew/opt/zstd/lib
	- job_name: Ubuntu 20.04, LLVM 15, latest DMD beta
	os: ubuntu-20.04
	host_dc: dmd-beta
	llvm_version: 15.0.6
	cmake_flags: -DBUILD_SHARED_LIBS=ON -DRT_SUPPORT_SANITIZERS=ON -DLIB_SUFFIX=64 -DLDC_LINK_MANUALLY=ON
	- job_name: macOS 11, LLVM 14, latest DMD beta
	os: macos-11
	host_dc: dmd-beta
	llvm_version: 14.0.6
	cmake_flags: -DBUILD_SHARED_LIBS=ON -DRT_SUPPORT_SANITIZERS=ON -DLDC_LINK_MANUALLY=ON -DCMAKE_CXX_COMPILER=/usr/bin/c++ -DCMAKE_C_COMPILER=/usr/bin/cc
	name: ${{ matrix.job_name }}
	runs-on: ${{ matrix.os }}
	env:
	# silence `ld: warning: object file (…) was built for newer macOS version (…) than being linked (…)`
	MACOSX_DEPLOYMENT_TARGET: ${{ matrix.os == 'macos-14' && '13.6' \|\| '11.6' }}
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	fetch-depth: 50
	- name: Install ninja
	uses: symmetryinvestments/gha-setup-ninja@v2
	- name: Install D host compiler
	uses: dlang-community/setup-dlang@v1
	with:
	compiler: ${{ matrix.host_dc }}
	- name: Clear LD_LIBRARY_PATH to prevent loading host compiler libs
	run: echo "LD_LIBRARY_PATH=" >> $GITHUB_ENV
	- name: Install lit
	run: \|
	set -euxo pipefail
	if [[ '${{ matrix.os }}' == 'macos-14' ]]; then
	brew install lit python-setuptools
	else
	python3 -m pip install --user setuptools wheel
	python3 -m pip install --user lit
	fi
	python3 -c "import lit.main; lit.main.main();" --version . \| head -n 1
	- name: 'Linux: Install gdb, llvm-symbolizer and libzstd'
	if: runner.os == 'Linux'
	run: \|
	set -eux
	sudo apt-get update
	# Don't use latest gdb v10+ from Ubuntu toolchain PPA with regressions, use official v9
	sudo apt-get install gdb=9.1-0ubuntu1 llvm libzstd-dev

	- name: Try to restore cached LLVM
	uses: actions/cache@v4
	with:
	path: llvm
	key: llvm-${{ matrix.llvm_version }}-${{ runner.os }}

	- name: Download & extract prebuilt vanilla LLVM ${{ matrix.llvm_version }}
	run: \|
	set -eux
	if [[ -d llvm ]]; then
	echo "Already cached"
	exit 0
	fi

	version='${{ matrix.llvm_version }}'
	if [[ "$version" =~ ^https:// ]]; then
	url="$version"
	else
	if [[ '${{ runner.os }}' == macOS ]]; then
	if [[ "$version" =~ ^1[6-9]\. ]]; then
	suffix='arm64-apple-darwin22.0'
	else
	suffix='x86_64-apple-darwin'
	fi
	elif [[ "$version" =~ ^1[7-9]\. ]]; then
	suffix='x86_64-linux-gnu-ubuntu-22.04' # LLVM 17+
	else
	suffix='x86_64-linux-gnu-ubuntu-18.04' # LLVM 14+
	fi

	url="https://github.com/llvm/llvm-project/releases/download/llvmorg-$version/clang+llvm-$version-$suffix.tar.xz"
	fi

	curl -fL --retry 3 --max-time 300 -o llvm.tar.xz "$url"
	mkdir llvm
	tar -xf llvm.tar.xz --strip 1 -C llvm
	rm llvm.tar.xz

	# don't link lib{c++,unwind} libs from LLVM package, they'd need RPATH fiddling
	if [[ '${{ runner.os }}' == macOS ]]; then
	rm -f llvm/lib/lib{c++,unwind}.*
	fi

	- name: 'Linux: Make lld the default linker'
	if: runner.os == 'Linux'
	run: \|
	set -eux
	echo "Using lld to work around sporadic failures"
	sudo ln -sf "$PWD/llvm/bin/ld.lld" /usr/bin/ld
	ld --version

	- name: Build LDC & LDC D unittests & defaultlib unittest runners with extra '${{ matrix.cmake_flags }}'
	run: \|
	set -eux
	cmake -G Ninja . \
	-DCMAKE_BUILD_TYPE=Release \
	-DLLVM_ROOT_DIR="$PWD/llvm" \
	-DLDC_LINK_MANUALLY=OFF \
	${{ matrix.cmake_flags }}
	ninja obj/ldc2.o all ldc2-unittest all-test-runners
	bin/ldc2 --version

	- name: Run LDC D unittests
	if: success() \|\| failure()
	run: ctest --output-on-failure -R "ldc2-unittest"
	- name: Run LIT testsuite
	if: success() \|\| failure()
	run: \|
	set -eux
	# Linux: don't use vanilla llvm-symbolizer (no support for zlib-compressed debug sections => failing ASan tests)
	if [[ '${{ runner.os }}' == 'Linux' ]]; then
	mv llvm/bin/llvm-symbolizer llvm/bin/llvm-symbolizer.bak
	fi
	ctest -V -R "lit-tests"
	if [[ -f llvm/bin/llvm-symbolizer.bak ]]; then
	mv llvm/bin/llvm-symbolizer.bak llvm/bin/llvm-symbolizer
	fi
	- name: Run DMD testsuite
	if: success() \|\| failure()
	run: ctest -V -R "dmd-testsuite"
	- name: Run defaultlib unittests & druntime integration tests
	if: success() \|\| failure()
	run: \|
	set -eux
	excludes='dmd-testsuite\|lit-tests\|ldc2-unittest'
	if [[ '${{ runner.os }}' == macOS ]]; then
	N=$(sysctl -n hw.logicalcpu)
	if [[ '${{ matrix.os }}' == macos-14 ]]; then
	# FIXME: crashes frequently with enabled optimizations on M1 runners
	excludes+='\|^std.internal.math.gammafunction(-shared)?$'
	fi
	else
	N=$(nproc)
	fi
	ctest -j$N --output-on-failure -E "$excludes"

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Drop support for LLVM < 15, legacy pass manager and non-opaque IR pointers #3046

Workflow file

Drop support for LLVM < 15, legacy pass manager and non-opaque IR pointers #3046

Jobs

Run details

Workflow file for this run