Merge pull request #245 from bangerth/clang #423

	name: SampleFlow CI test

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]


	jobs:
	build:

	runs-on: ubuntu-24.04

	steps:
	- uses: actions/checkout@v2
	- name: install dependencies
	run: \|
	pushd .
	cd $HOME
	sudo apt-get install -y doxygen graphviz libboost-all-dev numdiff clang libc++-dev libc++abi-dev
	doxygen --version
	git clone https://gitlab.com/libeigen/eigen.git
	mkdir ./eigen-build
	mkdir ./eigen-install
	cd ./eigen-build
	cmake ../eigen -DCMAKE_INSTALL_PREFIX=$HOME/eigen-install
	make install
	popd
	- name: cmake-gcc
	run: \|
	mkdir build-gcc
	cd build-gcc
	cmake -DEIGEN_DIR="$HOME/eigen-install" -DCMAKE_BUILD_TYPE=Debug ..
	- name: ctest-gcc
	run: \|
	cd build-gcc
	ctest --output-on-failure -j2
	- name: cmake-clang
	run: \|
	mkdir build-clang
	cd build-clang
	export CXX=clang++
	cmake -DEIGEN_DIR="$HOME/eigen-install" -DCMAKE_BUILD_TYPE=Debug ..
	- name: ctest-clang
	run: \|
	cd build-clang
	ctest --output-on-failure -j2
	- name: doc
	run: \|
	cd build-gcc
	make doc
	- name: style
	run: \|
	wget -O astyle_2.04_linux.tar.gz https://sourceforge.net/projects/astyle/files/astyle/astyle%202.04/astyle_2.04_linux.tar.gz/download
	tar -xvf astyle_2.04_linux.tar.gz
	cd astyle/build/gcc && make && sudo make install
	cd ../../..
	./doc/indent
	git --no-pager diff --exit-code

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