fix build #428

	permissions:
	contents: read

	# runs on push to the main branch, and PRs
	on:
	push:
	branches: [main]
	pull_request:

	name: "test arches miri"
	jobs:

	# 1.
	required:
	name: "ubuntu / ${{ matrix.toolchain }}"
	runs-on: ubuntu-latest
	strategy:
	matrix:
	toolchain: [stable]
	# toolchain: [stable, beta]
	steps:
	- name: "checkout"
	uses: actions/checkout@v4
	with:
	submodules: true

	- name: "Install ${{ matrix.toolchain }}"
	uses: dtolnay/rust-toolchain@master
	with:
	toolchain: ${{ matrix.toolchain }}

	- name: "Install libraries via APT"
	run: \|
	sudo apt update
	# for alsa-sys, gilrs, fltk:
	sudo apt install -y libasound2-dev libudev-dev libxft-dev
	# for sdl2:
	sudo apt install -y libsdl2-dev libsdl2-gfx-dev libsdl2-image-dev \
	libsdl2-mixer-dev libsdl2-ttf-dev

	- name: "cargo generate-lockfile"
	if: hashFiles('Cargo.lock') == ''
	run: cargo generate-lockfile

	- name: "install rust-script"
	run: cargo install rust-script;

	# https://twitter.com/jonhoo/status/1571290371124260865

	- name: "./utils/check.rs --arches"
	run: ./utils/check.rs --arches

	- name: "./utils/check.rs --miri"
	run: ./utils/check.rs --miri

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