Add 1x1 and 3x3 special cases to Solve() (#574) #266

	name: Coverage

	on: [pull_request, push]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.ref }}
	cancel-in-progress: true

	jobs:
	coverage:
	timeout-minutes: 10
	name: "Coverage"
	runs-on: ubuntu-24.04
	steps:
	- uses: actions/checkout@v4

	- name: Install LLVM 18
	run: \|
	wget https://apt.llvm.org/llvm.sh
	chmod +x llvm.sh
	sudo ./llvm.sh 18 all
	sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-18 200
	sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-18 200
	sudo update-alternatives --install /usr/bin/llvm-cov llvm-cov /usr/bin/llvm-cov-18 200
	sudo update-alternatives --install /usr/bin/llvm-profdata llvm-profdata /usr/bin/llvm-profdata-18 200
	echo "CC=clang" >> $GITHUB_ENV
	echo "CXX=clang++" >> $GITHUB_ENV
	echo "CXXFLAGS=-stdlib=libc++" >> $GITHUB_ENV

	- run: ./tools/coverage-generate.sh SleipnirTest

	- uses: actions/upload-artifact@v4
	with:
	name: Coverage report
	path: ./build-coverage/coverage-line-by-line-SleipnirTest.html

	- name: Write to job summary
	run: \|
	echo '```bash' >> $GITHUB_STEP_SUMMARY
	cat ./build-coverage/coverage-report-SleipnirTest.txt >> $GITHUB_STEP_SUMMARY
	echo '' >> $GITHUB_STEP_SUMMARY
	echo '```' >> $GITHUB_STEP_SUMMARY

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