A1 = "I am file A." B1 is copied from A1, so B1 = "I am file A." B1 changes to B2 = "I am file B." A1 changes to A2 = "file A is changed a lot, a lot, ..., a lot." At this moment, commit A2 and B2 files. -- View this message in context: http://git.661346.n2.nabble.com/Git-BUG-Please-do-not-use-B-M-in-diff-family-for-now-tp7624794p7624836.html Sent from the git mailing list archive at Nabble.com. -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html