Distinguish classes from different sourcesets in SealedInheritorInSameModuleChecker

#KT-45848 Fixed
#KT-46031

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

@@ -0,0 +1,19 @@
+// !LANGUAGE: +MultiPlatformProjects
+// ISSUE: KT-45848
+// MODULE: m1-common
+
+sealed class Base
+
+class Derived : Base()
+
+fun test_1(b: Base) = when (b) {
+    is Derived -> 1
+}
+
+// MODULE: m1-jvm(m1-common)
+
+class PlatfromDerived : Base() // must be an error
+
+fun test_2(b: Base) = when (b) {
+    is Derived -> 1
+}

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

@@ -0,0 +1,19 @@
+// !LANGUAGE: +MultiPlatformProjects
+// ISSUE: KT-45848
+// MODULE: m1-common
+
+sealed class Base
+
+class Derived : Base()
+
+fun test_1(b: Base) = <!NO_ELSE_IN_WHEN{JVM}!>when<!> (b) {
+    is Derived -> 1
+}
+
+// MODULE: m1-jvm(m1-common)
+
+class PlatfromDerived : <!SEALED_INHERITOR_IN_DIFFERENT_MODULE!>Base<!>() // must be an error
+
+fun test_2(b: Base) = <!NO_ELSE_IN_WHEN!>when<!> (b) {
+    is Derived -> 1
+}

compiler/testData/diagnostics/tests/multiplatform/exhaustiveness/commonSealedWithPlatformInheritor.txt

@@ -0,0 +1,46 @@
+// -- Module: <m1-common> --
+package
+
+public fun test_1(/*0*/ b: Base): kotlin.Int
+
+public sealed class Base {
+    protected constructor Base()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Derived : Base {
+    public constructor Derived()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+// -- Module: <m1-jvm> --
+package
+
+public fun test_1(/*0*/ b: Base): kotlin.Int
+public fun test_2(/*0*/ b: Base): kotlin.Int
+
+public sealed class Base {
+    protected constructor Base()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Derived : Base {
+    public constructor Derived()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class PlatfromDerived : Base {
+    public constructor PlatfromDerived()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+