[FIR] Supertype and inheritance checkers group

compiler/testData/diagnostics/tests/sealed/DerivedTopLevel.fir.kt

@@ -1,10 +1,10 @@
 sealed class Base
 
 class Derived: Base() {
-    class Derived2: Base()
+    class Derived2: <!SEALED_SUPERTYPE!>Base<!>()
 }
 
 fun test() {
-    class Local: Base()
+    class Local: <!SEALED_SUPERTYPE_IN_LOCAL_CLASS!>Base<!>()
 }
 

compiler/testData/diagnostics/tests/sealed/Local.fir.kt

@@ -1,13 +0,0 @@
-sealed class Sealed {
-    object First: Sealed()
-    open class NonFirst: Sealed() {
-        object Second: NonFirst()
-        object Third: NonFirst()
-        fun foo(): Int {
-            val s = object: Sealed() {}
-            class Local: Sealed() {}
-            return s.hashCode()
-        }
-    }
-    val p: Sealed = object: Sealed() {}
-}

compiler/testData/diagnostics/tests/sealed/Local.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 sealed class Sealed {
     object First: Sealed()
     open class NonFirst: Sealed() {

compiler/testData/diagnostics/tests/sealed/NeverConstructed.fir.kt

@@ -1,3 +1,3 @@
 sealed class Base {
-    fun foo() = Base()
+    fun foo() = <!SEALED_CLASS_CONSTRUCTOR_CALL!>Base<!>()
 }

compiler/testData/diagnostics/tests/sealed/NeverDerivedFromNested.fir.kt

@@ -2,8 +2,8 @@ class A {
     sealed class Base
 }
 
-class Derived : A.Base()
+class Derived : <!SEALED_SUPERTYPE!>A.Base<!>()
 
 fun test() {
-    class DerivedLocal : A.Base()
+    class DerivedLocal : <!SEALED_SUPERTYPE_IN_LOCAL_CLASS!>A.Base<!>()
 }