wip

Author: nicolasstucki

library/src-bootstrapped/scala/Tuple.scala

@@ -161,7 +161,7 @@ object Tuple {
   def apply(): EmptyTuple = scala.runtime.Tuple0.asInstanceOf[EmptyTuple]
 
   /** Matches an empty tuple. */
-  def unapply(x: EmptyTuple): Boolean = x == scala.runtime.Tuple0
+  def unapply(x: EmptyTuple): true = true
 
   /** Convert an array into a tuple of unknown arity and types */
   def fromArray[T](xs: Array[T]): Tuple = {

tests/pos-special/fatal-warnings/tuple-exaustivity.scala

@@ -0,0 +1,4 @@
+def test(t: Tuple)  =
+  t match
+    case Tuple() =>
+    case head *: tail =>