Fix CI

Author: liufengyun

compiler/src/dotty/tools/dotc/transform/patmat/Space.scala

@@ -466,9 +466,7 @@ class SpaceEngine(implicit ctx: Context) extends SpaceLogic {
       case tp @ RefinedType(parent, _, _) =>
         erase(parent)
       case tref: TypeRef if isPatternTypeSymbol(tref.typeSymbol) =>
-        if (inArray) tref.underlying else WildcardType(tref.underlying.bounds)
-      case mt: MethodType =>
-        mt.derivedLambdaType(mt.paramNames, mt.paramInfos.map(info => erase(info)), erase(mt.resType))
+        if (inArray) tref.underlying else WildcardType
       case _ => tp
     }
   }

tests/neg-custom-args/isInstanceOf/enum-approx2.scala

@@ -2,7 +2,7 @@ sealed trait Exp[T]
 case class Fun[A, B](f: Exp[A => B]) extends Exp[A => B]
 
 class Test {
-  def eval[T](e: Exp[T]) = e match {
+  def eval[T](e: Exp[T]) = e match {              // error
     case Fun(x: Fun[Int, Double]) => ???          // error
     case Fun(x: Exp[Int => String]) => ???        // error
   }