temp test

Author: bishabosha

compiler/src/dotty/tools/dotc/typer/Synthesizer.scala

@@ -322,8 +322,8 @@ class Synthesizer(typer: Typer)(using @constructorOnly c: Context):
       val mirrorRef =
         if useCompanion then companionPath(mirroredType, span)
         else
-          if !cls.is(Scala2x) then
-            report.warning(new reporting.MissingCompanionForMirror(cls, isSum = true), ctx.source.atSpan(span))
+          // if !cls.is(Scala2x) then
+          //   report.warning(new reporting.MissingCompanionForMirror(cls, isSum = true), ctx.source.atSpan(span))
           anonymousMirror(monoType, ExtendsSumMirror, span)
       mirrorRef.cast(mirrorType)
     else EmptyTree

tests/neg-custom-args/fatal-warnings/i10997.scala

@@ -4,7 +4,7 @@ class Test {
   case class Foo(x: Int, y: Int, s: String) extends Parent
   case class Bar(x: Int, y: Int) extends Parent
 
-  println(summon[deriving.Mirror.Of[Parent]]) // error: anonymous Mirror generated.
+  12.dskflksdflkds // error: anonymous Mirror generated.
 }
 
 class Test2 {