database/sql.DB.lastPut (field)

4 uses

	database/sql (current package)
		sql.go#L529: 	lastPut           map[*driverConn]string // stacktrace of last conn's put; debug only
		sql.go#L837: 		lastPut:   make(map[*driverConn]string),
		sql.go#L1491: 			fmt.Printf("putConn(%v) DUPLICATE was: %s\n\nPREVIOUS was: %s", dc, stack(), db.lastPut[dc])
		sql.go#L1501: 		db.lastPut[dc] = stack()