}

// evTable contains the per-generation data necessary to
// interpret an individual event.
type evTable struct {
	freq    frequency
	strings dataTable[stringID, string]
	stacks  dataTable[stackID, stack]
	pcs     map[uint64]frame

	// extraStrings are strings that get generated during
	// parsing but haven't come directly from the trace, so
	// they don't appear in strings.

	}
	return nil
}

// validateStackStrings makes sure all the string references in
// the stack table are present in the string table.
func validateStackStrings(
	stacks *dataTable[stackID, stack],
	strings *dataTable[stringID, string],
	frames map[uint64]frame,
) error {
	var err error
	stacks.forEach(func(id stackID, stk stack) bool {
		for _, pc := range stk.pcs {
			frame, ok := frames[pc]

	it.tasks = make(map[TaskID]taskState)
	it.seenProcs = make(map[ProcID]struct{})
	it.procMs = make(map[ProcID]ThreadID)
	it.lastTs = -1

	evt := it.evt

	// Convert from oldtracer's Strings map to our dataTable.
	var max uint64
	for id, s := range pr.Strings {
		evt.strings.insert(stringID(id), s)
		if id > max {
			max = id
		}
	}
	pr.Strings = nil