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-rw-r--r--src/compiler/scala/reflect/internal/Trees.scala12
1 files changed, 4 insertions, 8 deletions
diff --git a/src/compiler/scala/reflect/internal/Trees.scala b/src/compiler/scala/reflect/internal/Trees.scala
index 1a40e0105c..ac2147d284 100644
--- a/src/compiler/scala/reflect/internal/Trees.scala
+++ b/src/compiler/scala/reflect/internal/Trees.scala
@@ -324,14 +324,10 @@ trait Trees extends api.Trees { self: SymbolTable =>
}
class ChangeOwnerTraverser(val oldowner: Symbol, val newowner: Symbol) extends Traverser {
- def changeOwner(tree: Tree) = tree match {
- case Return(expr) =>
- if (tree.symbol == oldowner)
- tree.symbol = newowner
- case _: DefTree | _: Function =>
- if (tree.symbol != NoSymbol && tree.symbol.owner == oldowner)
- tree.symbol.owner = newowner
- case _ =>
+ def changeOwner(tree: Tree) = {
+ if ((tree.isDef || tree.isInstanceOf[Function]) &&
+ tree.symbol != NoSymbol && tree.symbol.owner == oldowner)
+ tree.symbol.owner = newowner
}
override def traverse(tree: Tree) {
changeOwner(tree)