Fix some problems in Inliner

 1. Don't retypecheck the arguments of an inlined epressions.
    These might be very large (e.g. inlined track, or traceIndented in dotty)/

 2. Keep track of inlined calls in context instead of
    Inlined nodes. We only need the to compute the source file, the rest
    is irrelevant.

 3. In Def bindings of inlined by-name parameters, change owner of right
    hand side. Otherwise we get incorrect owner chains.

 4. In TreeTypeMap, treat Inlined in the same way as a block.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/dotty/tools/dotc/core/Decorators.scala b/src/dotty/tools/dotc/core/Decorators.scala
index cd4941c72..64f50173c 100644
--- a/src/dotty/tools/dotc/core/Decorators.scala
+++ b/src/dotty/tools/dotc/core/Decorators.scala
@@ -8,7 +8,7 @@ import util.Positions.Position, util.SourcePosition
 import collection.mutable.ListBuffer
 import dotty.tools.dotc.transform.TreeTransforms._
 import typer.Inliner
-import ast.tpd.Inlined
+import ast.tpd.Tree
 import scala.language.implicitConversions
 import printing.Formatting._
 
@@ -151,9 +151,9 @@ object Decorators {
   }
 
   implicit def sourcePos(pos: Position)(implicit ctx: Context): SourcePosition = {
-    def recur(inlineds: List[Inlined], pos: Position): SourcePosition = inlineds match {
-      case inlined :: rest =>
-        Inliner.sourceFile(inlined).atPos(pos).withOuter(recur(rest, inlined.call.pos))
+    def recur(inlinedCalls: List[Tree], pos: Position): SourcePosition = inlinedCalls match {
+      case inlinedCall :: rest =>
+        Inliner.sourceFile(inlinedCall).atPos(pos).withOuter(recur(rest, inlinedCall.pos))
       case empty =>
         ctx.source.atPos(pos)
     }