Add the compile flag '-Wsign-compare' and adapt the code to fix all cases of this warning. Change-Id: I26b08fa5a03e4ac294daf697d32cf9140d84350d
Add the compile flag '-Wsign-compare' and adapt the code to fix all cases of this warning. Change-Id: I26b08fa5a03e4ac294daf697d32cf9140d84350d