chore: Fix issues with tests

Author: tgodzik

compiler/test/dotty/tools/repl/ReplCompilerTests.scala

@@ -372,15 +372,6 @@ class ReplCompilerTests extends ReplTest:
       assertTrue(last, last.startsWith("val res0: tpolecat.type = null"))
       assertTrue(last, last.endsWith("""// result of "res0.toString" is null"""))
 
-  @Test def `i21431 filter out best effort options`: Unit =
-    initially:
-      run(":settings -Ybest-effort -Ywith-best-effort-tasty")
-    .andThen:
-      run("0") // check for crash
-      val last = lines()
-      assertTrue(last(0), last(0) == ("Options incompatible with repl will be ignored: -Ybest-effort, -Ywith-best-effort-tasty"))
-      assertTrue(last(1), last(1) == ("val res0: Int = 0"))
-
   @Test def `i9879`: Unit = initially:
     run {
       """|opaque type A = Int; def getA: A = 0

tests/printing/lambdas.check

@@ -5,9 +5,21 @@ package <empty> {
     val f1: Int => Int = (x: Int) => x.+(1)
     val f2: (Int, Int) => Int = (x: Int, y: Int) => x.+(y)
     val f3: Int => Int => Int = (x: Int) => (y: Int) => x.+(y)
-    val f4: [T] => (x: Int) => Int = [T >: Nothing <: Any] => (x: Int) => x.+(1)
-    val f5: [T] => (x: Int) => Int => Int = [T >: Nothing <: Any] => (x: Int)
-       => (y: Int) => x.+(y)
+    val f4: [T] => (x: Int) => Int =
+      {
+        final class $anon() extends Object(), PolyFunction {
+          def apply[T >: Nothing <: Any](x: Int): Int = x.+(1)
+        }
+        new $anon():([T] => (x: Int) => Int)
+      }
+    val f5: [T] => (x: Int) => Int => Int =
+      {
+        final class $anon() extends Object(), PolyFunction {
+          def apply[T >: Nothing <: Any](x: Int): Int => Int = (y: Int) =>
+            x.+(y)
+        }
+        new $anon():([T] => (x: Int) => Int => Int)
+      }
     val f6: Int => Int = (x: Int) =>
       {
         val x2: Int = x.+(1)