Don't try to poke at the header on deinit if MPQueue is nullptr #2064

	name: CMake Build (Windows x86-64)

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

	env:
	BUILD_TYPE: Release

	jobs:
	build:

	runs-on: windows-latest

	defaults:
	run:
	shell: msys2 {0}
	steps:
	- uses: actions/checkout@v1
	- uses: msys2/setup-msys2@v2
	with:
	msystem: MINGW64
	update: true

	- name: Install dependencies
	run: pacman -Sq --noconfirm git pkgconf mingw-w64-x86_64-{cmake,SDL2,qt5-static,libslirp,libarchive,toolchain}

	- name: Configure
	working-directory: ${{runner.workspace}}
	run: cmake -B build $GITHUB_WORKSPACE -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DBUILD_STATIC=ON -DCMAKE_PREFIX_PATH=C:/tools/msys64/mingw64/qt5-static

	- name: Make
	working-directory: ${{runner.workspace}}/build
	run: cmake --build .

	- uses: actions/upload-artifact@v1
	with:
	name: melonDS-windows-x86_64
	path: ${{runner.workspace}}\build\melonDS.exe

Provide feedback