glog.go
func (l *Log) SetTraceLocation(location TraceLocation) {
	l.mu.Lock()
	defer l.mu.Unlock()
	l.traceLocation = location
}
func (l *Log) SetTraceLocation(location TraceLocation) {
	l.mu.Lock()
	defer l.mu.Unlock()
	l.traceLocation = location
}
func ( l * Log ) SetTraceLocation ( location TraceLocation ) { l . mu . Lock ( ) defer l . mu . Unlock ( ) l . traceLocation = location }
// SetTaceLocation sets the location, file:N, which when encountered will cause logging to emit a stack trace
SetTaceLocation sets the location file : N which when encountered will cause logging to emit a stack trace