I32 cast #605

	# Build the crate, run the tests, and check the code format.
	name: Build and test

	on:
	push:
	pull_request:

	env:
	CARGO_TERM_COLOR: always
	RUST_BACKTRACE: 1

	jobs:
	clippy:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- uses: actions-rs/clippy-check@v1
	continue-on-error: true
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	args: --all-features

	build-and-test:
	strategy:
	matrix:
	include:
	- os: ubuntu-latest
	shell: bash
	- os: macos-latest
	shell: bash
	- os: windows-latest
	shell: msys2
	defaults:
	run:
	shell: ${{ matrix.shell}} {0}
	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v3

	- name: Install msys2 for Windows
	if: ${{ matrix.os == 'windows-latest' }}
	uses: msys2/setup-msys2@v2
	with:
	update: true
	install: >-
	diffutils
	m4
	make
	gmp
	gmp-devel
	mingw-w64-x86_64-gcc
	mingw-w64-x86_64-rust
	# Create the crate and build it. We use this instead of `cargo build`,
	# because it can help catch errors in the `Cargo.toml`.
	- name: Build the crate
	run: cargo package --verbose

	- name: Build and run tests
	run: cargo test --verbose

	- name: Check code format
	if: matrix.os == 'ubuntu-latest' # No need to do this on every OS.
	run: cargo fmt -- --check

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