Fix owner check

Author: nicolasstucki

compiler/src/dotty/tools/dotc/core/Definitions.scala

@@ -814,6 +814,7 @@ class Definitions {
     def TupleXXL_fromIterator(implicit ctx: Context): Symbol = TupleXXLModule.requiredMethod("fromIterator")
 
   lazy val DynamicTupleModule: Symbol = ctx.requiredModule("scala.runtime.DynamicTuple")
+  lazy val DynamicTupleModuleClass: Symbol = DynamicTupleModule.moduleClass
     lazy val DynamicTuple_consIterator: Symbol = DynamicTupleModule.requiredMethod("consIterator")
     lazy val DynamicTuple_concatIterator: Symbol = DynamicTupleModule.requiredMethod("concatIterator")
     lazy val DynamicTuple_dynamicApply: Symbol = DynamicTupleModule.requiredMethod("dynamicApply")

compiler/src/dotty/tools/dotc/transform/TupleOptimizations.scala

@@ -24,7 +24,7 @@ class TupleOptimizations extends MiniPhase with IdentityDenotTransformer {
   def phaseName: String = "genericTuples"
 
   override def transformApply(tree: tpd.Apply)(implicit ctx: Context): tpd.Tree = {
-    if (!tree.symbol.exists || tree.symbol.owner != defn.DynamicTupleModule) super.transformApply(tree)
+    if (!tree.symbol.exists || tree.symbol.owner != defn.DynamicTupleModuleClass) super.transformApply(tree)
     else if (tree.symbol == defn.DynamicTuple_dynamicCons) transformTupleCons(tree)
     else if (tree.symbol == defn.DynamicTuple_dynamicTail) transformTupleTail(tree)
     else if (tree.symbol == defn.DynamicTuple_dynamicSize) transformTupleSize(tree)