- Replaced field Global.phases by fields Phase....

- Replaced field Global.phases by fields Phase.prev and Phase.next
- Reorganized/Cleaned/Documented methods on infos, types and
- closures in Symbol Removed method CompilerPhases.remove Add mehods
- PhaseDescriptor.addXXXFlag

1 files changed, 14 insertions, 1 deletions

diff --git a/sources/scalac/Phase.java b/sources/scalac/Phase.java
index eb0e87f274..d205305c86 100644
--- a/sources/scalac/Phase.java
+++ b/sources/scalac/Phase.java
@@ -50,6 +50,12 @@ public abstract class Phase {
     /** The phase identifier */
     public final int id;
 
+    /** The previous phase */
+    public final Phase prev;
+
+    /** The next phase */
+    public Phase next;
+
     //########################################################################
     // Public Constructors
 
@@ -58,12 +64,19 @@ public abstract class Phase {
         this.global = global;
         this.descriptor = descriptor;
         this.id = descriptor.id();
-        global.currentPhase = global.phases[id] = this;
+        this.prev = global.currentPhase;
+        if (prev != null) prev.next = this;
+        global.currentPhase = this;
     }
 
     //########################################################################
     // Public Methods
 
+    /** Does this phase precede the given phase? */
+    public boolean precedes(Phase phase) {
+        return id < phase.id;
+    }
+
     /**
      * Returns the info of `sym' after the phase. Assumes that `tp' is
      * the info of symbol `sym' before this phase.