compile it and run it... if the problem still happens, then you tell it git bisect bad... if the problem is fixed, then you say git bisect good... then you compile again and test and tell it good or bad again until its done.
compile it and run it... if the problem still happens, then you tell it git bisect bad... if the problem is fixed, then you say git bisect good... then you compile again and test and tell it good or bad again until its done.