Jack Woollen's fix to optimize upb8.f routine #886

	# This is a GitHub CI workflow for the NCEPLIBS-bufr project.
	#
	# This workflow tests on Linux with different compilers.
	#
	# Ed Hartnett, 1/10/23
	name: Linux
	on:
	push:
	branches:
	- develop
	pull_request:
	branches:
	- develop

	jobs:
	Linux:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	ccompiler: [clang, gcc-9, gcc-10]

	steps:

	- name: install-deps
	run: \|
	sudo apt-get update
	sudo apt-get install python3-pip python3-dev python3-numpy
	sudo python3 -m pip install -U pip setuptools
	sudo python3 -m pip install -U numpy
	sudo python3 -m pip install -U netCDF4
	sudo python3 -m pip install -U pdoc

	- name: checkout
	uses: actions/checkout@v3
	with:
	path: bufr
	submodules: true

	- name: cache-data
	id: cache-data
	uses: actions/cache@v3
	with:
	path: ~/data
	key: data-10

	- name: build
	run: \|
	if [[ ${{ matrix.ccompiler }} == "clang" ]]; then
	export CC=clang
	elif [[ ${{ matrix.ccompiler }} == "gcc-9" ]]; then
	export CC=gcc-9
	export FC=gfortran-9
	elif [[ ${{ matrix.ccompiler }} == "gcc-10" ]]; then
	export CC=gcc-10
	export FC=gfortran-10
	fi
	cd bufr
	mkdir build
	cd build
	cmake -DTEST_FILE_DIR=/home/runner/data -DCMAKE_INSTALL_PREFIX=./install -DENABLE_PYTHON=ON ..
	make -j2 VERBOSE=1
	make install

	- name: test
	run: \|
	cd bufr/build
	ctest --verbose --output-on-failure --rerun-failed

	- name: cache-data
	if: steps.cache-data.outputs.cache-hit != 'true'
	run: \|
	mkdir ~/data
	cp $GITHUB_WORKSPACE/bufr/build/test/bufr-11.6.0.tgz ~/data

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