Add CI workflow for GPU NVHPC build #36

	name: MacOS GNU
	# triggered events (push, pull_request) for the master branch
	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	workflow_dispatch:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:

	macos_Build:
	name: Mac OS GNU Build
	# The type of runner that the job will run on
	runs-on: macos-13

	env:
	# Work around bug in OpenMPI: See https://github.com/open-mpi/ompi/issues/6518
	OMPI_MCA_btl: "self,tcp"

	# Steps represent a sequence of tasks that will be executed as part of the job
	steps:
	# Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
	- name: Checkout repository
	uses: actions/checkout@v2

	# Install OpenMPI
	- name: Install OpenMPI
	run: brew install open-mpi

	# Test debug mode
	- name: Test gf Debug
	run: \|
	cd ref
	rm -rf build
	mkdir build
	cd build
	#export OMP_NUM_THREADS=4
	export CC=gcc-11
	export FC=gfortran-11
	cmake -DCMAKE_BUILD_TYPE=debug -DENABLE_GPU=off ..
	make VERBOSE=1
	ctest --output-on-failure

	# Test release mode
	- name: Test gf Release
	run: \|
	cd ref
	rm -rf build
	mkdir build
	cd build
	#export OMP_NUM_THREADS=4
	export CC=gcc-11
	export FC=gfortran-11
	cmake -DCMAKE_BUILD_TYPE=release -DENABLE_GPU=off ..
	make VERBOSE=1
	ctest --output-on-failure
	# Debug session for failures
	-
	name: Debug session
	if: ${{ failure() }}
	uses: mxschmitt/action-tmate@v3
	timeout-minutes: 60
	with:
	limit-access-to-actor: true

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