Minor, add regression test for KT-58772

#KT-58772

compiler/testData/codegen/box/reflection/properties/interfaceDelegation.kt

@@ -0,0 +1,21 @@
+// TARGET_BACKEND: JVM
+// WITH_REFLECT
+
+import kotlin.reflect.*
+import kotlin.reflect.full.*
+
+interface Base {
+    val message: String
+}
+
+class C(val base: Base) : Base by base
+
+fun box(): String {
+    val prop = C::class.memberProperties.single { it.name == "message" } as KProperty1<C, String>
+
+    val c = C(object : Base {
+        override val message: String = "OK"
+    })
+
+    return prop.get(c)
+}