From 36cde37b4aef5a1b4e2a0dc2554aafc0fece681e Mon Sep 17 00:00:00 2001
From: Martin Odersky <odersky@gmail.com>
Date: Mon, 27 Oct 2003 11:58:39 +0000
Subject: *** empty log message ***

---
 sources/scalac/ast/parser/Scanner.scala       | 14 +++++++-------
 sources/scalac/symtab/classfile/Pickle.java   |  6 ++++--
 sources/scalac/symtab/classfile/UnPickle.java |  9 +++++++--
 sources/scalac/transformer/AddInterfaces.java |  2 ++
 4 files changed, 20 insertions(+), 11 deletions(-)

(limited to 'sources')

diff --git a/sources/scalac/ast/parser/Scanner.scala b/sources/scalac/ast/parser/Scanner.scala
index 7411272ab7..d7376395eb 100644
--- a/sources/scalac/ast/parser/Scanner.scala
+++ b/sources/scalac/ast/parser/Scanner.scala
@@ -27,7 +27,7 @@ class Scanner(unit: Unit) extends TokenData {
 
   /** buffer for the documentation comment
   */
-  protected val docBuffer: StringBuffer = null;
+  protected var docBuffer: StringBuffer = null;
 
   /** add the given character to the documentation buffer
      */
@@ -320,7 +320,7 @@ class Scanner(unit: Unit) extends TokenData {
       true
     } else if (ch == '*') {
       docBuffer = null;
-      val openComments = 1;
+      var openComments = 1;
       nextch();
       if (ch == '*') {
         docBuffer = new StringBuffer("/**");
@@ -337,7 +337,7 @@ class Scanner(unit: Unit) extends TokenData {
                 nextch(); addCharToDoc(ch);
               }
             } else if (ch == LF) {
-              cline++;
+              cline = cline + 1;
               ccol = 0;
               nextch(); addCharToDoc(ch);
             } else if (ch == '\t') {
@@ -449,7 +449,7 @@ class Scanner(unit: Unit) extends TokenData {
   /** returns true if argument corresponds to a keyword.
   *  Used in dtd2scala tool.
   */
-  def isKeyword(str: String) = Name.fromString(str) <= maxKey;
+  def isKeyword(str: String) = Name.fromString(str).index <= maxKey;
 
   def treatIdent(start: int, end: int) = {
     name = Name.fromAscii(buf, start, end - start);
@@ -638,7 +638,7 @@ class Scanner(unit: Unit) extends TokenData {
   }
 
   def name2token(name: Name): int =
-    if (name.index <= maxKey) key[name.index] else IDENTIFIER;
+    if (name.index <= maxKey) key(name.index) else IDENTIFIER;
 
   def token2string(token: int): String = token match {
     case IDENTIFIER =>
@@ -683,7 +683,7 @@ class Scanner(unit: Unit) extends TokenData {
       "case object"
     case _ =>
       try {
-        "'" + tokenName[token].toString() + "'"
+        "'" + tokenName(token).toString() + "'"
       } catch {
 	case _: ArrayIndexOutOfBoundsException =>
           "'<" + token + ">'"
@@ -692,7 +692,7 @@ class Scanner(unit: Unit) extends TokenData {
       }
   }
 
-  def toString() = token match {
+  override def toString() = token match {
     case IDENTIFIER =>
       "id(" + name + ")"
     case CHARLIT =>
diff --git a/sources/scalac/symtab/classfile/Pickle.java b/sources/scalac/symtab/classfile/Pickle.java
index 6b58cbf72c..bdc552e507 100644
--- a/sources/scalac/symtab/classfile/Pickle.java
+++ b/sources/scalac/symtab/classfile/Pickle.java
@@ -174,7 +174,8 @@ public class Pickle implements Kinds, Modifiers, EntryTags {
 		putTypes(args);
 		break;
 	    case CompoundType(Type[] parents, Scope members):
-		putSymbol(tp.symbol());
+		if (!tp.symbol().isCompoundSym())
+		    putSymbol(tp.symbol());
 		putTypes(parents);
 		break;
 	    case MethodType(Symbol[] vparams, Type result):
@@ -377,7 +378,8 @@ public class Pickle implements Kinds, Modifiers, EntryTags {
 	case CompoundType(Type[] parents, Scope members):
 	    writeByte(COMPOUNDtpe);
 	    writeByte(0); // space for length
-	    writeRef(tp.symbol());
+	    if (!tp.symbol().isCompoundSym())
+		writeRef(tp.symbol());
 	    writeRefs(parents);
 	    break;
 
diff --git a/sources/scalac/symtab/classfile/UnPickle.java b/sources/scalac/symtab/classfile/UnPickle.java
index d59d2bc192..482287fbb7 100644
--- a/sources/scalac/symtab/classfile/UnPickle.java
+++ b/sources/scalac/symtab/classfile/UnPickle.java
@@ -333,9 +333,14 @@ public class UnPickle implements Kinds, Modifiers, EntryTags {
 		    readTypeRef(), readSymbolRef(), readTypeRefs(end));
 		break;
 	    case COMPOUNDtpe:
-		Symbol clazz = readSymbolRef();
+		Symbol[] clazzs = readSymbolRefs(end);
 		Type[] parents = readTypeRefs(end);
-		tpe = Type.compoundType(parents, new Scope(), clazz);
+		if (clazzs.length == 0) {
+		    tpe = Type.compoundType(parents, new Scope());
+		} else {
+		    assert clazzs.length == 1;
+		    tpe = Type.compoundType(parents, new Scope(), clazzs[0]);
+		}
 		break;
 	    case METHODtpe:
 		Type restype = readTypeRef();
diff --git a/sources/scalac/transformer/AddInterfaces.java b/sources/scalac/transformer/AddInterfaces.java
index 46650b7a2a..b2f61cfa1c 100644
--- a/sources/scalac/transformer/AddInterfaces.java
+++ b/sources/scalac/transformer/AddInterfaces.java
@@ -241,11 +241,13 @@ class AddInterfaces extends Transformer {
         case New(Template templ): {
             Tree.New newTree = (Tree.New)super.transform(tree);
 	    Type tp = newTree.type;
+	    /*
 	    switch (tp) {
 	    case CompoundType(Type[] parts, _): tp = parts[0];
 		// gross hack to prevent crashing when selftypes are compound;
 		// should be fixed!
 	    }
+	    */
             Symbol ifaceSym = tp.unalias().symbol();
             if (phase.needInterface(ifaceSym)) {
                 Map clsMap = new HashMap();
-- 
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