Add fromDescList for IntSet and IntMap (#1194) #42

	name: s390x CI

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master

	jobs:
	# s390x is 31-bit-address/32-bit-data and big-endian
	s390x:
	runs-on: ubuntu-latest

	# Not required, but speeds up builds by storing container images in a
	# GitHub package registry.
	permissions:
	packages: write

	steps:
	- uses: actions/checkout@v6
	- uses: uraimo/run-on-arch-action@v3
	with:
	arch: s390x

	# ubuntu_rolling is currently Ubuntu 25. Consider switching this to an
	# LTS.
	# Do not use ubuntu24.04 since it comes with ghc and cabal versions that
	# segfault (possibly https://gitlab.haskell.org/ghc/ghc/-/issues/24163).
	distro: ubuntu_rolling

	# Not required, but speeds up builds by storing container images in a
	# GitHub package registry.
	githubToken: ${{ github.token }}

	# Install GHC via apt because GHCup doesn't support s390x
	install: \|
	apt-get update -y
	apt-get install -y ghc cabal-install

	# Test without optimizations because it is much slower otherwise
	run: \|
	ghc --version
	cabal --version
	sed -i 's/containers\//-- &/' cabal.project
	cat cabal.project
	cat >> cabal.project.local <<EOF
	package *
	optimization: 0
	package containers-tests
	-- This overrides the -O2 in containers-tests's ghc-options
	ghc-options: -O0
	EOF
	cabal update
	cabal test all

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