Backward Conversion #243

	name: Formatting Test

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

	jobs:
	clang-format:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v2
	with:
	submodules: recursive

	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install clang-format
	sudo apt-get install ninja-build

	- name: Load MLIR cache
	id: mlir-cache
	uses: actions/cache@v2
	with:
	path: llvm-project/build
	key: ${{ runner.os }}-mlir-commit-67760d7

	# TODO: Prevent building in multiple workflows
	- name: Build MLIR
	if: steps.mlir-cache.outputs.cache-hit != 'true'
	run: \|
	mkdir llvm-project/build
	cd llvm-project/build
	cmake -G Ninja ../llvm -DLLVM_ENABLE_PROJECTS=mlir -DLLVM_TARGETS_TO_BUILD="host" -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=ON
	ninja

	- name: Check Formatting
	run: \|
	mkdir build
	cd build
	cmake -G Ninja .. -DMLIR_DIR=${{github.workspace}}/llvm-project/build/lib/cmake/mlir -DLLVM_EXTERNAL_LIT=${{github.workspace}}/llvm-project/build/bin/llvm-lit
	ninja check-format

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