[FIR] Properly report SEALED_INHERITOR_IN_DIFFERENT_MODULE

^KT-46031 Fixed
^KT-59804 Fixed

compiler/testData/diagnostics/tests/multiplatform/exhaustiveness/sealedHierarchyInBambooMppStructure.fir.kt

@@ -0,0 +1,29 @@
+// LANGUAGE: +MultiPlatformProjects
+// ISSUE: KT-46031
+
+// MODULE: common-a
+// TARGET_PLATFORM: Common
+
+expect sealed class Base()
+class A : Base() // OK, A in same module with Base
+
+// MODULE: common-b()()(common-a)
+// TARGET_PLATFORM: Common
+
+class B : Base() // OK, B inherits `expect` class, not `actual`
+
+// MODULE: common-c()()(common-b)
+// TARGET_PLATFORM: Common
+
+actual sealed class Base actual constructor()
+class C : Base() // OK, C in same module with actual Base
+
+// MODULE: common-d()()(common-c)
+// TARGET_PLATFORM: Common
+
+class D : <!SEALED_INHERITOR_IN_DIFFERENT_MODULE!>Base<!>() // Error, D not in same module with actual Base
+
+// MODULE: jvm()()(common-d)
+// TARGET_PLATFORM: JVM
+
+class E : <!SEALED_INHERITOR_IN_DIFFERENT_MODULE!>Base<!>() // Error, E not in same module with actual Base

compiler/testData/diagnostics/tests/multiplatform/exhaustiveness/sealedHierarchyInBambooMppStructure.kt

@@ -0,0 +1,29 @@
+// LANGUAGE: +MultiPlatformProjects
+// ISSUE: KT-46031
+
+// MODULE: common-a
+// TARGET_PLATFORM: Common
+
+expect sealed <!EXPECT_AND_ACTUAL_IN_THE_SAME_MODULE{COMMON}, EXPECT_AND_ACTUAL_IN_THE_SAME_MODULE{COMMON}!>class Base<!>()
+class A : Base() // OK, A in same module with Base
+
+// MODULE: common-b()()(common-a)
+// TARGET_PLATFORM: Common
+
+class B : Base() // OK, B inherits `expect` class, not `actual`
+
+// MODULE: common-c()()(common-b)
+// TARGET_PLATFORM: Common
+
+actual sealed <!EXPECT_AND_ACTUAL_IN_THE_SAME_MODULE, EXPECT_AND_ACTUAL_IN_THE_SAME_MODULE{COMMON}!>class Base<!> actual constructor()
+class C : Base() // OK, C in same module with actual Base
+
+// MODULE: common-d()()(common-c)
+// TARGET_PLATFORM: Common
+
+class D : <!SEALED_INHERITOR_IN_DIFFERENT_MODULE!>Base<!>() // Error, D not in same module with actual Base
+
+// MODULE: jvm()()(common-d)
+// TARGET_PLATFORM: JVM
+
+class E : <!SEALED_INHERITOR_IN_DIFFERENT_MODULE!>Base<!>() // Error, E not in same module with actual Base

compiler/testData/diagnostics/tests/multiplatform/hmpp/multiplatformCompositeAnalysis/sealedInheritorsInComplexModuleStructure.fir.kt

@@ -12,7 +12,7 @@ expect sealed class SealedWithPlatformActuals : SealedWithSharedActual
 package foo
 
 actual sealed class SealedWithSharedActual
-class SimpleShared : <!SEALED_INHERITOR_IN_DIFFERENT_MODULE, UNRESOLVED_REFERENCE!>SealedWithPlatformActuals<!>()
+class SimpleShared : <!UNRESOLVED_REFERENCE!>SealedWithPlatformActuals<!>()
 
 // MODULE: main()()(intermediate)
 // TARGET_PLATFORM: JVM