added comment that thereis required check about shadowing

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/CodeGenerator.kt

@@ -49,6 +49,9 @@ internal class CodeGenerator(override val context:Context) : ContextUtils {
         function(declaration)
         val thisPtr = bitcast(pointerType(classType(declaration.descriptor.containingDeclaration)), load(thisVariable(), tmpVariable()), tmpVariable())
 
+        /**
+         * TODO: check shadowing.
+         */
         declaration.descriptor.containingDeclaration.fields.forEachIndexed { i, descriptor ->
             val name = descriptor.name.asString()