Modify C++ code in llvm backend to use multi-ary \and and \or #1528

	name: 'Update'
	on:
	pull_request:
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	# Update the pinned Maven dependencies for Nix.
	# This job only runs on push events because we cannot push changes back to a
	# pull request branch from a fork.
	nix-maven:
	name: 'Nix: Maven'
	runs-on: ubuntu-20.04
	steps:
	- name: 'Check out code'
	uses: actions/checkout@v3
	with:
	token: ${{ secrets.JENKINS_GITHUB_PAT }}
	submodules: recursive
	- run: \|
	git config --global user.name rv-jenkins
	git config --global user.email devops@runtimeverification.com

	- name: 'Install Nix'
	uses: cachix/install-nix-action@v22
	with:
	install_url: https://releases.nixos.org/nix/nix-2.13.3/install
	extra_nix_config: \|
	access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}

	- name: 'Install Cachix'
	uses: cachix/cachix-action@v12
	with:
	name: k-framework
	authToken: '${{ secrets.CACHIX_PUBLIC_TOKEN }}'

	- name: 'Update Maven dependencies'
	run: \|
	set -x
	if ! git diff --exit-code origin/${GITHUB_BASE_REF} origin/${GITHUB_HEAD_REF} \
	-- $(find . -name pom.xml) \
	$(find nix -name '*.nix'); then
	./nix/update-maven.sh
	fi
	if git add nix/ && git commit -m 'Update Maven dependencies'; then
	git push --force origin HEAD:${{ github.head_ref }}
	fi

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