sync #659

# to view logs

	name: build linux

	on:
	push:
	branches:
	- master

	jobs:
	linux-build:
	strategy:
	matrix:
	os: [ ubuntu-22.04, ubuntu-20.04 ]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Update submodules
	run: 'git submodule update --init --recursive'

	- name: Install gcc-multilib (32-bit support)
	run: 'sudo apt update; sudo apt install gcc-multilib -y'

	- name: Build
	run: 'make; make describe'

	- name: Regression tests
	run: 'make describe check'

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