Use wrapping arithmetic for `Int::Primitive#unsafe_chr` (#14443) #11120

	name: macOS CI

	on: [push, pull_request]

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: ${{ github.ref != 'refs/heads/master' }}

	env:
	SPEC_SPLIT_DOTS: 160
	CI_NIX_SHELL: true

	jobs:
	x86_64-darwin-test:
	runs-on: macos-13
	steps:
	- name: Download Crystal source
	uses: actions/checkout@v4

	- uses: cachix/install-nix-action@v26
	with:
	install_url: https://releases.nixos.org/nix/nix-2.9.2/install
	extra_nix_config: \|
	experimental-features = nix-command
	- uses: cachix/cachix-action@v14
	with:
	name: crystal-ci
	signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'

	- name: Prepare System
	run: bin/ci prepare_system

	- name: Prepare Build
	run: bin/ci prepare_build

	- name: Test
	run: bin/ci build

	- name: Test interpreter
	run: bin/ci with_build_env 'make interpreter_spec'

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