Fix ut-of-bounds read inside norm_inf by returning 0.0 for 0 len arra… #679

	---
	name: CMake

	on: [push, pull_request]

	jobs:
	linux:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- run: \|
	sudo apt-get install libopenblas-dev liblapack-dev
	mkdir out
	export INSTALL_DIR=$PWD/out
	export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$INSTALL_DIR/lib
	mkdir build
	cd build
	cmake -DBUILD_TESTING=ON -DCMAKE_INSTALL_PREFIX:PATH=$INSTALL_DIR ..
	make
	make install
	ctest --output-on-failure
	cd ../docs/src/examples/
	gcc -I$INSTALL_DIR/include/scs -L$INSTALL_DIR/lib/ qp.c -o qp.out -lscsdir
	./qp.out

	mac:
	runs-on: macos-latest
	steps:
	- uses: actions/checkout@v4
	- run: \|
	brew install openblas lapack
	mkdir out
	export INSTALL_DIR=$PWD/out
	export DYLD_FALLBACK_LIBRARY_PATH=$DYLD_FALLBACK_LIBRARY_PATH:$INSTALL_DIR/lib
	mkdir build
	cd build
	cmake -DBUILD_TESTING=ON -DCMAKE_INSTALL_PREFIX:PATH=$INSTALL_DIR ..
	make
	make install
	ctest --output-on-failure
	cd ../docs/src/examples/
	gcc -I$INSTALL_DIR/include/scs -L$INSTALL_DIR/lib/ qp.c -o qp.out -lscsdir
	./qp.out

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