[cmake] fix llvm out-of-tree build for one-step build strategy #1039

	name: test build process

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	with:
	submodules: 'true'
	- name: Set up ninja
	uses: seanmiddleditch/gha-setup-ninja@master
	- name: Prepare llvm build directory name
	id: llvm-build-dir
	run: \|
	echo "commit=$(git submodule status \| awk '{print $1;}')" >> $GITHUB_OUTPUT
	- name: Cache llvm build directory
	uses: actions/cache@v3
	with:
	path: llvm
	key: build-${{ steps.llvm-build-dir.outputs.commit }}
	- name: Test build
	run: bash ./tests/Actions/TestBuild.sh llvm/build-${{ steps.llvm-build-dir.outputs.commit }}

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