change lifecycle of handle, not auto detach the handdle. #30

	name: Build Multi-GCC

	on:
	push:
	branches:
	- master

	pull_request:
	branches:
	- master

	jobs:
	build-gcc:
	if: >-
	! contains(toJSON(github.event.commits.*.message), '[skip ci]') &&
	! contains(toJSON(github.event.commits.*.message), '[skip github]')

	runs-on: ubuntu-20.04

	strategy:
	fail-fast: false

	matrix:
	gcc_version: [ 'latest', '12', '11', '10', '9', '8', '7', '6', '5' ]
	build_type: [ Release ]

	name: "In Container GCC ${{matrix.gcc_version}} ${{matrix.build_type}}"

	container:
	image: gcc:${{matrix.gcc_version}}
	options: -v /usr/local:/host_usr_local

	steps:
	- uses: actions/checkout@v1
	with:
	submodules: recursive

	- uses: friendlyanon/fetch-core-count@v1
	if: >-
	matrix.gcc_version != '6' &&
	matrix.gcc_version != '5'
	id: cores

	- name: Set output
	id: strings
	shell: bash
	run: \|
	echo "build-output-dir=${{ github.workspace }}/build" >> "$GITHUB_OUTPUT"

	- name: Mount CMake
	run: echo "/host_usr_local/bin" >> $GITHUB_PATH

	- name: CMake & GCC Information
	run: \|
	cmake --version
	gcc --version
	g++ --version

	- name: Configure
	run: >-
	cmake -B build
	-DCMAKE_BUILD_TYPE=${{ matrix.build_type }}
	-S .

	- name: Build
	run: >-
	cmake --build build
	--config ${{ matrix.build_type }}
	-- -j ${{steps.cores.outputs.count}}

	- name: Test
	working-directory: build
	run: ctest --output-on-failure --build-config ${{ matrix.build_type }}

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