ci #20

	name: ci
	on:
	push:
	tags:
	- v*
	branches:
	- master
	pull_request:
	schedule:
	- cron: '30 6 * * 1'
	permissions:
	contents: read

	jobs:
	test:
	strategy:
	fail-fast: false
	matrix:
	# The set of compilers provided in each Ubuntu version comes from:
	# <https://askubuntu.com/questions/466651/how-do-i-use-the-latest-gcc-on-ubuntu/1163021#1163021>
	os: [ubuntu-22.04]
	cc: [gcc-9, gcc-10, gcc-11, gcc-12, clang-11, clang-12, clang-13, clang-14]
	include:
	# Latest gcc and clang versions in Ubuntu.
	- os: ubuntu-latest
	cc: gcc
	- os: ubuntu-latest
	cc: clang
	# Ubuntu 20.04 -- GCC 7..8 and clang 7..10.
	# TODO: Find a nicer way to do this...
	- os: ubuntu-20.04
	cc: gcc-7
	- os: ubuntu-20.04
	cc: gcc-8
	- os: ubuntu-20.04
	cc: clang-7
	- os: ubuntu-20.04
	cc: clang-8
	- os: ubuntu-20.04
	cc: clang-9
	- os: ubuntu-20.04
	cc: clang-10
	name: make check (${{matrix.os}}, ${{ matrix.cc }})
	runs-on: ${{ matrix.os }}
	env:
	CC: ${{ matrix.cc }}
	steps:
	- name: checkout
	uses: actions/checkout@v3
	- name: install ${{ matrix.cc }}
	run: \|
	sudo apt-get update
	sudo apt-get install ${{ matrix.cc }}
	- name: autoconf
	run: ./autogen.sh && ./configure
	- name: make
	run: make
	- name: make check
	run: make check

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