feat: RacyPtr::dangling and other improvements #13

	name: Fuzz testing

	on:
	push:
	branches: ["main"]
	pull_request:
	branches: ["main"]

	jobs:
	fuzz:
	runs-on: ${{ matrix.os }}

	env:
	# The version of `cargo-fuzz` to install and use.
	CARGO_FUZZ_VERSION: 0.13.1

	# The number of seconds to run the fuzz target. 300 seconds = 5 minutes.
	FUZZ_TIME: 300

	strategy:
	matrix:
	os: ["ubuntu-24.04-arm", "ubuntu-latest"]
	include:
	- fuzz_target: ecmascript_atomics_api

	steps:
	- uses: actions/checkout@v4

	# Install the nightly Rust channel.
	- run: rustup toolchain install nightly
	- run: rustup default nightly

	# Install and cache `cargo-fuzz`.
	- uses: actions/cache@v4
	with:
	path: ${{ runner.tool_cache }}/cargo-fuzz
	key: cargo-fuzz-bin-${{ env.CARGO_FUZZ_VERSION }}
	- run: echo "${{ runner.tool_cache }}/cargo-fuzz/bin" >> $GITHUB_PATH
	- run: cargo install --root "${{ runner.tool_cache }}/cargo-fuzz" --version ${{ env.CARGO_FUZZ_VERSION }} cargo-fuzz --locked

	# Build and then run the fuzz target. Note that we use address sanitizer
	# to hopefully catch any mistakes there.
	- run: RUSTFLAGS=-Zsanitizer=address cargo +nightly fuzz build ${{ matrix.fuzz_target }}
	- run: RUSTFLAGS=-Zsanitizer=address cargo +nightly fuzz run ${{ matrix.fuzz_target }} -- -max_total_time=${{ env.FUZZ_TIME }}

	# Upload fuzzing artifacts on failure for post-mortem debugging.
	- uses: actions/upload-artifact@v4
	if: failure()
	with:
	name: fuzzing-artifacts-${{ matrix.fuzz_target }}-${{ github.sha }}
	path: fuzz/artifacts

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