FIR2IR: fix intersection type smart cast when synthetic property accessed

compiler/testData/ir/irText/firProblems/Modality.kt

@@ -0,0 +1,49 @@
+// FILE: Modality.java
+public interface Modality
+
+// FILE: DeclarationDescriptor.java
+public interface DeclarationDescriptor
+
+// FILE: DeclarationDescriptorWithVisibility.java
+public interface DeclarationDescriptorWithVisibility extends DeclarationDescriptor
+
+// FILE: DeclarationDescriptorWithSource.java
+public interface DeclarationDescriptorWithSource extends DeclarationDescriptor
+
+// FILE: DeclarationDescriptorNonRoot.java
+public interface DeclarationDescriptorNonRoot extends DeclarationDescriptorWithSource
+
+// FILE: CallableDescriptor.java
+public interface CallableDescriptor extends
+DeclarationDescriptorWithVisibility, DeclarationDescriptorNonRoot, Substitutable<CallableDescriptor>
+
+// FILE: MemberDescriptor.java
+public interface MemberDescriptor extends DeclarationDescriptorNonRoot, DeclarationDescriptorWithVisibility {
+    Modality getModality();
+}
+
+// FILE: Modality.kt
+interface Substitutable<out T : DeclarationDescriptorNonRoot>
+
+abstract class ResolutionPart {
+    abstract fun KotlinResolutionCandidate.process(): String
+
+    // helper functions
+    //protected inline val KotlinResolutionCandidate.candidateDescriptor get() = resolvedCall.candidateDescriptor
+}
+
+class KotlinResolutionCandidate(val resolvedCall: Atom)
+
+class Atom(val candidateDescriptor: CallableDescriptor)
+
+object Owner : ResolutionPart() {
+    override fun KotlinResolutionCandidate.process(): String {
+        val candidateDescriptor = resolvedCall.candidateDescriptor
+        if (candidateDescriptor is MemberDescriptor && candidateDescriptor.modality != null) {
+            return "OK"
+        }
+        return "FAIL"
+    }
+}
+
+object Final : Modality