[DOC] Update README.txt #117

	# SPDX-FileCopyrightText: 2006-2024 Knut Reinert & Freie Universität Berlin
	# SPDX-FileCopyrightText: 2016-2024 Knut Reinert & MPI für molekulare Genetik
	# SPDX-License-Identifier: CC0-1.0

	name: macOS

	on:
	push:
	pull_request:
	workflow_dispatch:

	concurrency:
	group: macos-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: ${{ github.event_name != 'push' }}

	env:
	TZ: Europe/Berlin

	defaults:
	run:
	shell: bash -Eeuxo pipefail {0}

	jobs:
	build:
	name: ${{ matrix.name }}
	runs-on: macos-12
	timeout-minutes: 120
	strategy:
	fail-fast: false
	matrix:
	include:
	- name: "clang17"
	compiler: "clang-17"
	build_type: Release
	cxx_flags: "-stdlib=libc++" # For verbosity. This is already the default.

	- name: "gcc13"
	compiler: "gcc-13"
	build_type: Release

	- name: "gcc12"
	compiler: "gcc-12"
	build_type: Release

	- name: "gcc11"
	compiler: "gcc-11"
	build_type: Release

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Setup toolchain
	uses: seqan/actions/setup-toolchain@main
	with:
	compiler: ${{ matrix.compiler }}
	ccache_size: 75M

	- name: Install CMake
	uses: seqan/actions/setup-cmake@main
	with:
	cmake: 3.25.3

	- name: Configure
	run: \|
	mkdir build
	cd build
	cmake .. -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
	-DCMAKE_CXX_FLAGS="${{ matrix.cxx_flags }} -Werror"

	- name: Build and run tests
	run: \|
	cd build
	make -j3 -k check

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