add gnu flag for mpich #42

	name: Build libFMS with cmake

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	omp-flags: [ -DOPENMP=on, -DOPENMP=off ]
	libyaml-flag: [ "", -DWITH_YAML=on ]
	io-flag: [ "", -DUSE_DEPRECATED_IO=on ]
	container:
	image: ghcr.io/noaa-gfdl/fms/fms-ci-rocky-gnu:12.3.0
	credentials:
	username: ${{ github.actor }}
	password: ${{ secrets.github_token }}
	env:
	CMAKE_FLAGS: "${{ matrix.omp-flags }} ${{ matrix.io-flag }} ${{ matrix.libyaml-flag }} -D64BIT=on"
	LIBYAML_ROOT: "/opt/deps/linux-rocky9-haswell/gcc-12.3.0/libyaml-0.2.5-yiouvafr3qwcdrwdpumepit4wmqvh642/" # TODO should find better way for cmake to find this
	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	- name: Generate makefiles with CMake
	run: cmake -DNetCDF_INCLUDE_DIR=/opt/view/include/ -DCMAKE_Fortran_FLAGS="-fallow-argument-mismatch" $CMAKE_FLAGS .
	- name: Build the library
	run: make
	- name: Link with basic executable
	run: \|
	echo "program test" > test.F90
	echo " use fms_mod" >> test.F90
	echo " call fms_init" >> test.F90
	echo " call fms_end" >> test.F90
	echo "end program" >> test.F90
	mpifort -L/opt/view/lib -fopenmp `nf-config --flibs` -Iinclude_r4 -Iinclude_r8 test.F90 libfms_r4.a libfms_r8.a -o test.x
	touch input.nml
	- name: Run executable
	run: ./test.x

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