c.i.: Add github actions #1

	name: GLM tests

	on: [push]

	jobs:
	test:
	name: "${{ matrix.os}} ${{ matrix.cxx }} C++:${{ matrix.std }}"
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	cxx: [g++, clang++]
	std: [11, 14, 17]
	os: [ubuntu-latest, macos-latest]

	exclude:
	- os: macos-latest
	cxx: g++

	env:
	CXX: ${{ matrix.cxx }}

	steps:
	- uses: actions/checkout@v3

	- name: Tool versions
	run: \|
	${CXX} --version
	cmake --version

	- name: Standard build
	uses: ./.github/actions/build-and-test
	with:
	build_dir: build
	std: ${{ matrix.std }}

	- name: SSE3 build
	uses: ./.github/actions/build-and-test
	with:
	build_dir: build_sse3
	std: ${{ matrix.std }}
	sse3: ON

	- name: AVX build
	uses: ./.github/actions/build-and-test
	with:
	build_dir: build_avx
	std: ${{ matrix.std }}
	avx: ON

	- name: Pure build
	uses: ./.github/actions/build-and-test
	with:
	build_dir: build_pure
	std: ${{ matrix.std }}
	pure: ON

	- name: Lang extensions build
	uses: ./.github/actions/build-and-test
	with:
	build_dir: build_lang_extensions
	std: ${{ matrix.std }}
	lang_extensions: ON

	- name: release build
	uses: ./.github/actions/build-and-test
	with:
	build_dir: build_release
	std: ${{ matrix.std }}
	build_type: Release

	- name: Test installing and using GLM
	run: \|
	cmake --build build --target install
	mkdir build_test_cmake
	cmake -DCMAKE_PREFIX_PATH=$RUNNER_TEMP/install -S ./test/cmake -B build_test_cmake
	cmake --build build_test_cmake
	./build_test_cmake/test_find_glm

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