Symbols.scala

import Flags._
import base.Attachments
import scala.annotation.tailrec

trait Symbols extends api.Symbols { self: SymbolTable =>
  import definitions._
  import SymbolsStats._

  protected var ids = 0

  val emptySymbolArray = new Array[Symbol](0)

  protected def nextId() = { ids += 1; ids }

  /** Used for deciding in the IDE whether we can interrupt the compiler */
  //protected var activeLocks = 0

  /** Used for debugging only */
  //protected var lockedSyms = collection.immutable.Set[Symbol]()

  /** Used to keep track of the recursion depth on locked symbols */
  private var recursionTable = immutable.Map.e