Hi Johannes, > Oh wow, from a cursory look it seems as if the diff machinery was not > exactly careful with releasing memory. I might be mistaken, but if I am > not, then this would deserve a separate patch series, methinks. Oh, okay. Since that sounds like a non-trivial task, I should probably finish this patch series first, making sure it releases memory properly, and only then move on to looking for memory leaks in diff.c. -- Best regards, Michał Kępień