Lazily allocate and eagerly free unpacker stack #469

	name: ci

	on:
	pull_request:
	branches: '*'
	push:
	branches:
	- master
	- main
	- 'release-*'

	jobs:
	mri:
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-latest]
	ruby: ['2.5', '2.6', '2.7', '3.0', '3.1', '3.2', '3.3']
	include:
	- os: macos-13
	ruby: '2.5'
	- os: macos-latest
	ruby: '3.2'
	- os: windows-latest
	ruby: '2.5'
	- os: windows-latest
	ruby: '3.2'

	runs-on: ${{ matrix.os }}
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true # 'bundle install' and cache
	- run: bundle exec rake
	env:
	MSGPACK_DEBUG: "true"

	valgrind:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: '3.1'
	bundler-cache: true # 'bundle install' and cache
	- run: sudo apt-get install -y valgrind
	- run: bundle exec rake spec:valgrind

	other:
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu]
	ruby: ['jruby-9.3', 'jruby-9.4', 'truffleruby']
	runs-on: ${{ matrix.os }}-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true # 'bundle install' and cache
	- run: bundle exec rake spec
	env:
	MSGPACK_DEBUG: "true"

	head-versions:
	continue-on-error: true
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu]
	ruby: ['ruby-head', 'jruby-head']
	runs-on: ${{ matrix.os }}-latest
	steps:
	- uses: actions/checkout@v4
	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true # 'bundle install' and cache
	- run: bundle exec rake spec \|\| echo "failed, but ignore it"
	env:
	MSGPACK_DEBUG: "true"

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