Used the correct option name "-Wextra".
Used the correct option name "-Wextra".

dansut/Cosa,dansut/Cosa,dansut/Cosa,jeditekunum/Cosa,mikaelpatel/Cosa,rrobinet/Cosa,mikaelpatel/Cosa,kc9jud/Cosa,jeditekunum/Cosa,kc9jud/Cosa,mikaelpatel/Cosa,rrobinet/Cosa,dansut/Cosa,kc9jud/Cosa,jeditekunum/Cosa,kc9jud/Cosa,jeditekunum/Cosa,rrobinet/Cosa,rrobinet/Cosa,mikaelpatel/Cosa