*** empty log message ***

1 files changed, 12 insertions, 0 deletions

diff --git a/sources/scala/tools/nsc/SubComponent.scala b/sources/scala/tools/nsc/SubComponent.scala
index 680c3cda77..556b6538ad 100644
--- a/sources/scala/tools/nsc/SubComponent.scala
+++ b/sources/scala/tools/nsc/SubComponent.scala
@@ -8,10 +8,22 @@ package scala.tools.nsc;
 /** An nsc sub-component.
  */
 abstract class SubComponent {
+
+  /** The global environment; overridden by instantiation in Global. */
   val global: Global;
+
+  /** The name of the phase */
   val phaseName: String;
+
+  /** New flags defined by the phase which are not valid before */
+  def phaseNewFlags: long = 0;
+
+  /** The phase factory */
   def newPhase(prev: Phase): Phase;
+
+  /** A standard phase template */
   abstract class StdPhase(prev: Phase) extends global.GlobalPhase(prev) {
     def name = phaseName;
+    override def newFlags = phaseNewFlags;
   }
 }