Use `fetch_update` instead of `compare_exchange_weak` #413

	name: PR
	on: pull_request

	# Using 16MB stacks for deep test/debug recursion
	env:
	RUST_MIN_STACK: 16777216

	jobs:

	check:
	name: Check (1.63.0)
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@1.63.0
	- run: cp ci/compat-Cargo.lock ./Cargo.lock
	- run: cargo check --verbose --locked

	test:
	name: Test (stable)
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@stable
	- run: cargo build --verbose
	- run: cargo test --verbose --package rayon
	- run: cargo test --verbose --package rayon-core
	- run: ./ci/highlander.sh

	fmt:
	name: Format
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@1.72.1
	with:
	components: rustfmt
	- run: cargo fmt --all --check

	done:
	name: Complete
	runs-on: ubuntu-latest
	needs: [check, test, fmt]
	steps:
	- run: exit 0

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