gcov and lgov

Valgrind and graphviz (dot)

valgrind --leak-check=yes ./Tutorial 
valgrind --leak-check=yes --track-origins=yes -v ./Tutorial 
valgrind --tool=callgrind ./Tutorial 

sudo zypper in kcachegrind

sudo pip install --upgrade pip
sudo python3 -m pip install gprof2dot

gprof2dot --format=callgrind --output=out.dot callgrind.out
dot -Tpng out.dot -o graph.png

CMake

cmake --graphviz=Tutorial.o .