Residual bool
	// An inline edge represents a call that was inlined into the caller.
	Inline bool
}

// WeightValue returns the weight value for this edge, normalizing if a
// divisor is available.
func (e *Edge) WeightValue() int64 {
	if e.WeightDiv == 0 {
		return e.Weight
	}
	return e.Weight / e.WeightDiv
}

// Tag represent sample annotations
type Tag struct {