Fix variable change check in CMake #705

	name: CI for Autotools/Darwin

	on:
	push:
	paths-ignore:
	- "**/CMakeLists.txt"
	- "**.cmake"
	- "**.cmake.in"
	- "cmake/**"
	- "CMake*"
	- ".github/workflows/ci.yml"
	- ".github/workflows/ci_cmake.yml"
	- ".github/workflows/composite-cmake/**"
	pull_request:

	jobs:
	darwin:
	runs-on: macos-latest
	name: Autotools build on Darwin
	env:
	HOMEBREW_NO_INSTALL_CLEANUP: 1

	steps:
	- run: echo "This job is running on a ${{ runner.os }} server hosted by GitHub"

	- uses: actions/checkout@main
	name: Checkout source code

	- name: Install system dependencies
	run: brew install open-mpi libtool automake

	- name: Run bootstrap script
	run: ./bootstrap

	- name: Make check without MPI, with debug
	run: \|
	DIR="checkdebug" && mkdir -p "$DIR" && cd "$DIR"
	../configure --enable-debug \
	CFLAGS="-O0 -g -Wall -Wextra -Wno-unused-parameter"
	make -j V=0
	make -j check V=0

	- name: Make check with MPI and debug
	run: \|
	DIR="checkMPIdebug" && mkdir -p "$DIR" && cd "$DIR"
	../configure --enable-mpi --enable-debug \
	CFLAGS="-O0 -g -Wall -Wextra -Wno-unused-parameter"
	make -j V=0
	make -j check V=0

	- name: Make check with MPI, debug and C++ compiler
	run: \|
	DIR="checkMPIdebugCXX" && mkdir -p "$DIR" && cd "$DIR"
	../configure --enable-mpi --enable-debug CC=mpicxx \
	CFLAGS="-O0 -g -Wall -Wextra -Wno-unused-parameter"
	make -j V=0
	make -j check V=0

	- name: Upload log files
	if: always()
	uses: actions/upload-artifact@main
	with:
	name: darwin_log
	path: \|
	./**/config.log
	./**/test-suite.log
	./*/test/.log

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