fix tests and bump CI llvm to 15 #94

	on: [push, pull_request]

	name: continuous integration

	jobs:
	test:
	name: test
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	override: true
	- uses: actions-rs/cargo@v1
	with:
	command: build
	args: --release
	- name: Install LLVM
	run: \|
	wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key \| sudo apt-key add -
	sudo add-apt-repository "deb http://apt.llvm.org/focal/ llvm-toolchain-focal-15 main"
	sudo apt-get update
	sudo apt-get install --no-install-recommends --yes llvm-15 llvm-15-tools
	- name: Install lit
	run: pip install lit
	- name: Run lit testsuite
	run: lit -v --path "$PWD/target/release/:/usr/lib/llvm-15/bin/" ./tests

	fmt:
	name: rustfmt
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	override: true
	- name: Add rustup component
	run: rustup component add rustfmt
	- uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check

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