From 8e59e56216f0d8ed7513eb980a002899f2473483 Mon Sep 17 00:00:00 2001
From: Martin Odersky <odersky@gmail.com>
Date: Wed, 19 Jan 2011 15:33:57 +0000
Subject: Fixed First/Second dependency problem in presen...

Fixed First/Second dependency problem in presentation compiler.
---
 src/compiler/scala/tools/nsc/interactive/Global.scala               | 4 ++--
 .../scala/tools/nsc/interactive/PresentationCompilerThread.scala    | 3 +--
 src/compiler/scala/tools/nsc/symtab/Types.scala                     | 6 +++---
 3 files changed, 6 insertions(+), 7 deletions(-)

(limited to 'src/compiler')

diff --git a/src/compiler/scala/tools/nsc/interactive/Global.scala b/src/compiler/scala/tools/nsc/interactive/Global.scala
index 7637eaff7e..0787142c9a 100644
--- a/src/compiler/scala/tools/nsc/interactive/Global.scala
+++ b/src/compiler/scala/tools/nsc/interactive/Global.scala
@@ -197,12 +197,12 @@ self =>
     logreplay("atnode", nodeWithWork()) match {
       case Some(id) =>
         debugLog("some work at node "+id+" current = "+nodesSeen)
-        assert(id >= nodesSeen)
+//        assert(id >= nodesSeen)
         moreWorkAtNode = id
       case None =>
     }
 
-    if (nodesSeen == moreWorkAtNode) {
+    if (nodesSeen >= moreWorkAtNode) {
       if (logreplay("cancelled", pendingResponse.isCancelled)) {
         throw CancelException
       }
diff --git a/src/compiler/scala/tools/nsc/interactive/PresentationCompilerThread.scala b/src/compiler/scala/tools/nsc/interactive/PresentationCompilerThread.scala
index 499f0712b0..cf013be7b8 100644
--- a/src/compiler/scala/tools/nsc/interactive/PresentationCompilerThread.scala
+++ b/src/compiler/scala/tools/nsc/interactive/PresentationCompilerThread.scala
@@ -17,7 +17,6 @@ class PresentationCompilerThread(var compiler: Global, threadId: Int) extends Th
       while (true) {
         compiler.log.logreplay("wait for more work", { compiler.scheduler.waitForMoreWork(); true })
         compiler.pollForWork(compiler.NoPosition)
-        compiler.debugLog("got more work")
         while (compiler.outOfDate) {
           try {
             compiler.backgroundCompile()
@@ -50,4 +49,4 @@ class PresentationCompilerThread(var compiler: Global, threadId: Int) extends Th
         compiler = null
     }
   }
-}
\ No newline at end of file
+}
diff --git a/src/compiler/scala/tools/nsc/symtab/Types.scala b/src/compiler/scala/tools/nsc/symtab/Types.scala
index a8f42cb552..f302f5c6ea 100644
--- a/src/compiler/scala/tools/nsc/symtab/Types.scala
+++ b/src/compiler/scala/tools/nsc/symtab/Types.scala
@@ -3777,7 +3777,7 @@ A type's typeSymbol should never be inspected directly.
         if (rebind0 == NoSymbol) {
           if (sym.isAliasType) throw missingAliasException
           if (settings.debug.value) println(pre+"."+sym+" does no longer exist, phase = "+phase)
-          throw new MissingTypeControl // For build manager purposes
+          throw new MissingTypeControl // For build manager and presentation compiler purposes
           //assert(false, pre+"."+sym+" does no longer exist, phase = "+phase)
         }
         /** The two symbols have the same fully qualified name */
@@ -3816,7 +3816,7 @@ A type's typeSymbol should never be inspected directly.
           if (sym1 == sym) tp else ThisType(sym1)
         } catch {
         	case ex: MissingTypeControl =>
-            NoType
+            tp
         }
       case SingleType(pre, sym) =>
         if (sym.isPackage) tp
@@ -3839,7 +3839,7 @@ A type's typeSymbol should never be inspected directly.
             case ex: MissingAliasControl =>
               apply(tp.dealias)
             case _: MissingTypeControl =>
-              NoType
+              tp
           }
         }
       case MethodType(params, restp) =>
-- 
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