view tests/test-debugindexdot.out @ 5776:35ec669cdd43

bisect: handle search for bad to good transitions

Automatically detect whether we're looking for a bad to good
transition rather than the usual good to bad transition by detecting
when badrev is inside the good set and flipping good/bad.

digraph G {
	-1 -> 0
	0 -> 1
	0 -> 2
	2 -> 3
	1 -> 3
}