Make top-level property backing field private in bytecode

compiler/testData/codegen/boxWithStdlib/topLevelPrivate/privateVisibility.kt

@@ -0,0 +1,18 @@
+// FULL_JDK
+package test
+
+import java.lang.reflect.Modifier
+import kotlin.test.assertTrue
+
+
+private val prop = "O"
+
+private fun test() = "K"
+
+fun box(): String {
+    val clazz = Class.forName("test.PrivateVisibilityKt")
+    assertTrue(Modifier.isPrivate(clazz.getDeclaredMethod("test").modifiers), "Private top level function should be private")
+    assertTrue(Modifier.isPrivate(clazz.getDeclaredField("prop").modifiers), "Backing field for private top level property should be private")
+
+    return "OK"
+}

compiler/testData/codegen/bytecodeListing/annotations/defaultTargets.txt

@@ -23,7 +23,7 @@
 @kotlin.annotation.Target @java.lang.annotation.Retention @java.lang.annotation.Target @kotlin.jvm.internal.KotlinClass Anno
 
 @kotlin.jvm.internal.KotlinFileFacade DefaultTargetsKt {
-    final @Anno field p2: int
+    private final @Anno field p2: int
     method <clinit>(): void
     public final method getP(): int
     public final method getP2(): int