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-rw-r--r--src/compiler/scala/tools/nsc/typechecker/Macros.scala1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/compiler/scala/tools/nsc/typechecker/Macros.scala b/src/compiler/scala/tools/nsc/typechecker/Macros.scala
index 6801dc068c..f0770e84c4 100644
--- a/src/compiler/scala/tools/nsc/typechecker/Macros.scala
+++ b/src/compiler/scala/tools/nsc/typechecker/Macros.scala
@@ -912,6 +912,7 @@ trait Macros extends scala.tools.reflect.FastTrack with Traces {
private val delayed = perRunCaches.newWeakMap[Tree, scala.collection.mutable.Set[Int]]
private def isDelayed(expandee: Tree) = delayed contains expandee
private def calculateUndetparams(expandee: Tree): scala.collection.mutable.Set[Int] =
+ // !settings.XfundepMaterialization.value implies forced.isEmpty
if (forced(expandee)) scala.collection.mutable.Set[Int]()
else delayed.getOrElse(expandee, {
val calculated = scala.collection.mutable.Set[Symbol]()