CA-406953: fix more undefined behaviour #7

	name: Build and test

	on:
	push:
	pull_request:
	merge_group:

	concurrency: # On new push, cancel old workflows from the same PR, branch or tag:
	group: ${{ github.workflow }}-${{github.event_name}}-${{ github.event.pull_request.number \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	build-ubuntu:
	runs-on: ubuntu-latest
	steps:
	- name: Install dependencies (apt)
	run: sudo apt-get install -y libxml2-dev libxen-dev

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

	- name: Build
	run: make

	build-container:
	strategy:
	matrix:
	image:
	- fedora:latest
	runs-on: ubuntu-latest
	container:
	image: ${{ matrix.image }}
	steps:
	- name: Install dependencies (dnf)
	run: dnf install -y libxml2-devel xen-devel make gcc

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

	- name: Build
	run: make

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