FIR2IR: Fix mapping for intersection overrides of deserialized functions

compiler/testData/codegen/box/fir/FakeOverrideBuilder.kt

@@ -0,0 +1,59 @@
+// TARGET_BACKEND: JVM
+// MODULE: lib
+// FILE: FakeOverrideBuilder_lib.kt
+
+class IrPropertySymbolImpl :
+    IrBindableSymbolBase<IrProperty>(),
+    IrPropertySymbol
+
+abstract class IrBindableSymbolBase<B : IrSymbolOwner> :
+    IrBindableSymbol<B>, IrSymbolBase() {
+
+    private var _owner: B? = null
+    override val owner: B
+        get() = _owner ?: throw IllegalStateException("")
+
+    override fun bind(owner: B) {
+        if (_owner == null) {
+            _owner = owner
+        } else {
+            throw IllegalStateException("")
+        }
+    }
+}
+
+abstract class IrSymbolBase : IrSymbol
+
+interface IrPropertySymbol : IrBindableSymbol<IrProperty>
+
+interface IrBindableSymbol<B : IrSymbolOwner> : IrSymbol {
+    override val owner: B
+
+    fun bind(owner: B)
+}
+
+interface IrSymbol {
+    val owner: IrSymbolOwner
+}
+
+interface IrSymbolOwner {
+    val symbol: IrSymbol
+}
+
+class IrProperty(override val symbol: IrPropertySymbol, val name: String) : IrSymbolOwner
+
+// MODULE: main(lib)
+// FILE: FakeOverrideBuilder_main.kt
+
+fun link(declaration: IrSymbolOwner) {
+    val tempSymbol = IrPropertySymbolImpl()
+    tempSymbol.bind(declaration as IrProperty)
+}
+
+fun box(): String {
+    val symbol = IrPropertySymbolImpl()
+    val property = IrProperty(symbol, "OK")
+    symbol.bind(property)
+    link(property)
+    return symbol.owner.name
+}