Set default llvm version to 15 #2999

	name: Continuous Integration

	on: [push, pull_request]

	jobs:
	build-jar:
	strategy:
	matrix:
	os: [ubuntu-latest]

	name: Build Effekt compiler and run tests
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v2
	with:
	submodules: 'true'

	- name: Set up JDK 11
	uses: actions/setup-java@v1
	with:
	java-version: 11

	- name: Install MLton
	run: \|
	curl -L https://github.com/MLton/mlton/releases/download/on-20210117-release/mlton-20210117-1.amd64-linux-glibc2.31.tgz --output mlton.tgz
	tar -xzf mlton.tgz
	mv mlton-20210117-1.amd64-linux-glibc2.31 $GITHUB_WORKSPACE/mlton
	chmod +x $GITHUB_WORKSPACE/mlton/bin/mlton
	echo "Trying to call directly"
	$GITHUB_WORKSPACE/mlton/bin/mlton
	echo "Adding mlton to path"
	echo "$GITHUB_WORKSPACE/mlton/bin" >> $GITHUB_PATH

	- name: Update apt database
	run: sudo apt-get update

	- name: Install Chez Scheme
	run: sudo apt-get install chezscheme

	- name: Install LLVM 15
	run: sudo apt-get install llvm-15

	- name: Set up NodeJS
	uses: actions/setup-node@v1
	with:
	node-version: '10.x'

	- name: Run tests
	run: sbt clean test

	- name: Assemble fully optimized js file
	run: sbt effektJS/fullOptJS

	- name: Try installing effekt binary
	run: sbt install

	- name: Run effekt binary
	run: effekt.sh --help

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