Avoid allocating memory every time we might log a label #9224

Workflow file for this run

	name: CI

	on:
	push:
	branches: ["*"]
	tags: [v0.*]
	pull_request:
	merge_group:

	env:
	CARGO_INCREMENTAL: false
	CARGO_TERM_COLOR: always
	WGPU_DX12_COMPILER: dxc
	RUST_LOG: info
	RUST_BACKTRACE: full
	# This is the MSRV used by `wgpu` itself and all surrounding infrastructure.
	REPO_MSRV: "1.71"
	# This is the MSRV used by the `wgpu-core`, `wgpu-hal`, and `wgpu-types` crates,
	# to ensure that they can be used with firefox.
	CORE_MSRV: "1.65"
	PKG_CONFIG_ALLOW_CROSS: 1 # allow android to work
	RUSTFLAGS: --cfg=web_sys_unstable_apis -D warnings
	RUSTDOCFLAGS: -Dwarnings
	CACHE_SUFFIX: c # cache busting

	# We distinguish the following kinds of builds:
	# - native: build for the same target as we compile on
	# - web: build for the Web
	# - em: build for the Emscripten

	# For build time and size optimization we disable debug
	# entirely on clippy jobs and reduce it to line-numbers
	# only for ones where we run tests.
	#
	# Additionally, we disable incremental builds entirely
	# as our caching system doesn't actually cache our crates.
	# It adds overhead to the build and another point of failure.

	jobs:
	check:
	strategy:
	fail-fast: false
	matrix:
	include:
	# Windows
	- name: Windows x86_64
	os: windows-2022
	target: x86_64-pc-windows-msvc
	kind: native

	# MacOS
	- name: MacOS x86_64
	os: macos-12
	target: x86_64-apple-darwin
	kind: native

	- name: MacOS aarch64
	os: macos-12
	target: aarch64-apple-darwin
	kind: native

	# IOS
	- name: IOS aarch64
	os: macos-12
	target: aarch64-apple-ios
	kind: native

	# Linux
	- name: Linux x86_64
	os: ubuntu-22.04
	target: x86_64-unknown-linux-gnu
	kind: native

	- name: Linux aarch64
	os: ubuntu-22.04
	target: aarch64-unknown-linux-gnu
	kind: native

	# Android
	- name: Android aarch64
	os: ubuntu-22.04
	target: aarch64-linux-android
	kind: native

	# WebGPU/WebGL
	- name: WebAssembly
	os: ubuntu-22.04
	target: wasm32-unknown-unknown
	kind: web

	- name: Emscripten
	os: ubuntu-22.04
	target: wasm32-unknown-emscripten
	kind: em

	name: Clippy ${{ matrix.name }}
	runs-on: ${{ matrix.os }}

	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Repo MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.REPO_MSRV }} --no-self-update --profile=minimal --component clippy --target ${{ matrix.target }}
	rustup override set ${{ env.REPO_MSRV }}
	cargo -V

	- name: disable debug
	shell: bash
	run: \|
	mkdir -p .cargo
	echo """
	[profile.dev]
	debug = false" >> .cargo/config.toml

	- name: caching
	uses: Swatinem/rust-cache@v2
	with:
	key: clippy-${{ matrix.target }}-${{ matrix.kind }}-${{ env.CACHE_SUFFIX }}

	- name: (linux aarch64) install aarch64-linux-gnu g++
	if: matrix.target == 'aarch64-unknown-linux-gnu'
	run: \|
	set -e

	sudo apt-get update -y -qq

	sudo apt-get install g++-aarch64-linux-gnu

	- name: (android) add android apk to path
	if: matrix.target == 'aarch64-linux-android'
	run: \|
	# clang++ will be detected correctly by CC from path
	echo "$ANDROID_NDK/toolchains/llvm/prebuilt/linux-x86_64/bin" >> $GITHUB_PATH

	# the android sdk doesn't use the conventional name for ar, so explicitly set it.
	echo "AR_aarch64_linux_android=llvm-ar" >> "$GITHUB_ENV"

	- name: check web
	if: matrix.kind == 'web'
	shell: bash
	run: \|
	set -e

	# build for WebGPU
	cargo clippy --target ${{ matrix.target }} --tests --features glsl,spirv,fragile-send-sync-non-atomic-wasm
	cargo clippy --target ${{ matrix.target }} --tests --features glsl,spirv
	cargo doc --target ${{ matrix.target }} --no-deps --features glsl,spirv

	# all features
	cargo clippy --target ${{ matrix.target }} --tests --all-features
	cargo doc --target ${{ matrix.target }} --no-deps --all-features

	- name: check em
	if: matrix.kind == 'em'
	shell: bash
	run: \|
	set -e

	# build for Emscripten
	cargo clippy --target ${{ matrix.target }} -p wgpu -p wgpu-hal --no-default-features

	# Don't check samples since we use winit in our samples which has dropped support for Emscripten.

	# all features
	cargo clippy --target ${{ matrix.target }} -p wgpu-hal --all-features
	cargo clippy --target ${{ matrix.target }} -p wgpu --all-features

	- name: check native
	if: matrix.kind == 'native'
	shell: bash
	run: \|
	set -e

	# check with no features
	cargo clippy --target ${{ matrix.target }} --no-default-features

	# Check with all features.
	cargo clippy --target ${{ matrix.target }} --tests --all-features

	# build docs
	cargo doc --target ${{ matrix.target }} --all-features --no-deps

	# We run minimal checks on the MSRV of the core crates, ensuring that
	# its dependency tree does not cause issues for firefox.
	#
	# We don't test all platforms, just ones with different dependency stacks.
	check-core-msrv:
	strategy:
	fail-fast: false
	matrix:
	include:
	# Windows
	- name: Windows x86_64
	os: windows-2022
	target: x86_64-pc-windows-msvc

	# MacOS
	- name: MacOS x86_64
	os: macos-12
	target: x86_64-apple-darwin

	# Linux
	- name: Linux x86_64
	os: ubuntu-22.04
	target: x86_64-unknown-linux-gnu

	name: MSRV Check ${{ matrix.name }}
	runs-on: ${{ matrix.os }}

	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Core MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.CORE_MSRV }} --no-self-update --profile=minimal --component clippy --target ${{ matrix.target }}
	rustup override set ${{ env.CORE_MSRV }}
	cargo -V

	- name: disable debug
	shell: bash
	run: \|
	mkdir -p .cargo
	echo """
	[profile.dev]
	debug = false" >> .cargo/config.toml

	- name: caching
	uses: Swatinem/rust-cache@v2
	with:
	key: msrv-check-${{ matrix.target }}-${{ env.CACHE_SUFFIX }}

	- name: check native
	shell: bash
	run: \|
	set -e

	# check wgpu-core with all features. This will also get wgpu-hal and wgpu-types.
	cargo check --target ${{ matrix.target }} --all-features -p wgpu-core

	naga-minimal-versions:
	name: MSRV naga Minimal Versions
	runs-on: ubuntu-22.04

	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Core MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.CORE_MSRV }} --no-self-update --profile=minimal --component clippy
	rustup override set ${{ env.CORE_MSRV }}
	cargo -V

	- name: Install Nightly toolchain
	run: \|
	rustup toolchain install nightly --no-self-update --profile=minimal --component clippy
	cargo +nightly -V

	- name: Install cargo-hack
	uses: taiki-e/install-action@v2
	with:
	tool: cargo-hack

	- name: disable debug
	shell: bash
	run: \|
	mkdir -p .cargo
	echo """
	[profile.dev]
	debug = false" >> .cargo/config.toml

	- name: Set Minimal Versions
	shell: bash
	run: \|
	set -e

	cargo +nightly hack generate-lockfile --remove-dev-deps -Z minimal-versions -p naga -p naga-cli

	- name: Clippy
	shell: bash
	run: \|
	set -e

	cargo clippy --all-features -p naga -p naga-cli

	wasm-test:
	name: Test WebAssembly
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Repo MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.REPO_MSRV }} --no-self-update --profile=minimal --component clippy --target wasm32-unknown-unknown
	rustup override set ${{ env.REPO_MSRV }}
	cargo -V

	- name: Install wasm-pack
	uses: taiki-e/install-action@v2
	with:
	tool: wasm-pack

	- name: execute tests
	run: \|
	cd wgpu
	wasm-pack test --headless --chrome --features webgl --workspace

	gpu-test:
	strategy:
	fail-fast: false
	matrix:
	include:
	# Windows
	- name: Windows x86_64
	os: windows-2022

	# Mac
	- name: Mac aarch64
	os: [self-hosted, macOS]

	# Linux
	- name: Linux x86_64
	os: ubuntu-22.04

	name: Test ${{ matrix.name }}
	runs-on: ${{ matrix.os }}

	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Repo MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.REPO_MSRV }} --no-self-update --profile=minimal -c llvm-tools
	cargo -V

	- name: Install cargo-nextest and cargo-llvm-cov
	uses: taiki-e/install-action@v2
	with:
	tool: cargo-nextest,cargo-llvm-cov

	# Cache step must go before warp and mesa install on windows as they write into the
	# target directory, and rust-cache will overwrite the entirety of the target directory.
	- name: caching
	uses: Swatinem/rust-cache@v2
	if: matrix.os[0] != 'self-hosted'
	with:
	key: test-${{ matrix.os }}-${{ env.CACHE_SUFFIX }}
	workspaces: \|
	. -> target
	xtask -> xtask/target

	- name: (windows) install dxc
	if: matrix.os == 'windows-2022'
	uses: napokue/setup-dxc@v1.1.0

	- name: (windows) install warp
	if: matrix.os == 'windows-2022'
	shell: bash
	run: \|
	set -e

	curl.exe -L https://www.nuget.org/api/v2/package/Microsoft.Direct3D.WARP/1.0.7.1 -o warp.zip
	7z.exe e warp.zip -owarp build/native/amd64/d3d10warp.dll

	mkdir -p target/llvm-cov-target/debug/deps

	cp -v warp/d3d10warp.dll target/llvm-cov-target/debug/
	cp -v warp/d3d10warp.dll target/llvm-cov-target/debug/deps

	- name: (windows) install mesa
	if: matrix.os == 'windows-2022'
	shell: bash
	run: \|
	set -e

	curl.exe -L https://github.com/pal1000/mesa-dist-win/releases/download/23.2.1/mesa3d-23.2.1-release-msvc.7z -o mesa.7z
	7z.exe e mesa.7z -omesa x64/{opengl32.dll,libgallium_wgl.dll,libglapi.dll,vulkan_lvp.dll,lvp_icd.x86_64.json}

	cp -v mesa/* target/llvm-cov-target/debug/
	cp -v mesa/* target/llvm-cov-target/debug/deps

	echo "VK_DRIVER_FILES=$PWD/mesa/lvp_icd.x86_64.json" >> "$GITHUB_ENV"
	echo "GALLIUM_DRIVER=llvmpipe" >> "$GITHUB_ENV"

	- name: (linux) install llvmpipe, lavapipe, vulkan sdk
	if: matrix.os == 'ubuntu-22.04'
	shell: bash
	run: \|
	set -e

	sudo apt-get update -y -qq

	# vulkan sdk
	wget -qO - https://packages.lunarg.com/lunarg-signing-key-pub.asc \| sudo apt-key add -
	sudo wget -qO /etc/apt/sources.list.d/lunarg-vulkan-jammy.list https://packages.lunarg.com/vulkan/lunarg-vulkan-jammy.list

	sudo add-apt-repository ppa:kisak/kisak-mesa

	sudo apt-get update
	sudo apt install -y libegl1-mesa libgl1-mesa-dri libxcb-xfixes0-dev vulkan-sdk mesa-vulkan-drivers

	- name: disable debug
	shell: bash
	run: \|
	mkdir -p .cargo
	echo """
	[profile.dev]
	debug = 1" >> .cargo/config.toml

	- name: run wgpu-info
	shell: bash
	run: \|
	echo "$PATH"

	export RUST_LOG=trace

	# This needs to match the command in xtask/tests.rs
	cargo llvm-cov --no-cfg-coverage --no-report run --bin wgpu-info

	- name: run tests
	shell: bash
	run: \|
	set -e

	cargo xtask test --llvm-cov

	- name: check naga snapshots
	run: git diff --exit-code -- naga/tests/out

	- uses: actions/upload-artifact@v3
	if: always() # We want artifacts even if the tests fail.
	with:
	name: comparison-images
	path: \|
	*/-actual.png
	*/-difference.png

	- name: generate coverage report
	id: coverage
	shell: bash
	continue-on-error: true
	run: \|
	set -e

	cargo llvm-cov report --lcov --output-path lcov.info

	- name: upload coverage report to codecov
	uses: codecov/codecov-action@v3
	if: steps.coverage.outcome == 'success'
	with:
	files: lcov.info

	doctest:
	name: Doctest
	runs-on: ubuntu-latest

	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Repo MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.REPO_MSRV }} --no-self-update --profile=minimal --component rustfmt
	rustup override set ${{ env.REPO_MSRV }}
	cargo -V

	- name: disable debug
	shell: bash
	run: \|
	mkdir -p .cargo
	echo """
	[profile.dev]
	debug = 1" >> .cargo/config.toml

	- name: caching
	uses: Swatinem/rust-cache@v2
	with:
	key: doctests-${{ env.CACHE_SUFFIX }}

	- name: run doctests
	shell: bash
	run: \|
	set -e

	cargo test --doc

	fmt:
	name: Format
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install Repo MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.REPO_MSRV }} --no-self-update --profile=minimal --component rustfmt
	rustup override set ${{ env.REPO_MSRV }}
	cargo -V

	- name: run rustfmt
	run: \|
	cargo fmt -- --check
	cargo fmt --manifest-path xtask/Cargo.toml -- --check

	check-cts-runner:
	name: Clippy cts_runner
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Install MSRV toolchain
	run: \|
	rustup toolchain install ${{ env.REPO_MSRV }} --no-self-update --profile=minimal --component clippy
	rustup override set ${{ env.REPO_MSRV }}
	cargo -V

	- name: disable debug
	shell: bash
	run: \|
	mkdir -p .cargo
	echo """
	[profile.dev]
	debug = 1" >> .cargo/config.toml

	- name: caching
	uses: Swatinem/rust-cache@v2
	with:
	key: cts-runner-${{ env.CACHE_SUFFIX }}

	- name: build Deno
	run: \|
	cargo clippy --manifest-path cts_runner/Cargo.toml

	# Separate job so that new advisories don't block CI.
	#
	# This job is not required to pass for PRs to be merged.
	cargo-deny-check-advisories:
	name: "cargo-deny advisories"
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Run `cargo deny check`
	uses: EmbarkStudios/cargo-deny-action@v1
	with:
	command: check advisories
	arguments: --all-features --workspace
	rust-version: ${{ env.REPO_MSRV }}

	cargo-deny-check-rest:
	name: "cargo-deny"
	runs-on: ubuntu-latest
	steps:
	- name: checkout repo
	uses: actions/checkout@v4

	- name: Run `cargo deny check`
	uses: EmbarkStudios/cargo-deny-action@v1
	with:
	command: check bans licenses sources
	arguments: --all-features --workspace
	rust-version: ${{ env.REPO_MSRV }}

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Avoid allocating memory every time we might log a label #9224

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Avoid allocating memory every time we might log a label #9224

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