func (s *State) CombJump(b, next *ssa.Block, jumps *[2][2]IndexJump) {
	switch next {
	case b.Succs[0].Block():
		s.oneJump(b, &jumps[0][0])
		s.oneJump(b, &jumps[0][1])
	case b.Succs[1].Block():
		s.oneJump(b, &jumps[1][0])
		s.oneJump(b, &jumps[1][1])
	default:
		var q *obj.Prog
		if b.Likely != ssa.BranchUnlikely {
			s.oneJump(b, &jumps[1][0])
			s.oneJump(b, &jumps[1][1])