Parcelable: newArray() result type should be Object[] (KT-20717)

plugins/android-extensions/android-extensions-compiler/test/org/jetbrains/android/parcel/AbstractParcelBoxTest.kt

@@ -155,7 +155,7 @@ abstract class AbstractParcelBoxTest : CodegenTestCase() {
 
             process.waitFor(3, TimeUnit.MINUTES)
             if (process.exitValue() != 0) {
-                throw AssertionError(classFileFactory.createText())
+                throw AssertionError("Process exited with exit code ${process.exitValue()} \n" + classFileFactory.createText())
             }
         } finally {
             if (!dirForTestClasses.deleteRecursively()) {

plugins/android-extensions/android-extensions-compiler/test/org/jetbrains/android/parcel/ParcelBoxTest.kt

@@ -53,6 +53,7 @@ class ParcelBoxTest : AbstractParcelBoxTest() {
     fun testCustomSerializerSimple() = doTest("customSerializerSimple")
     fun testCustomSerializerWriteWith() = doTest("customSerializerWriteWith")
     fun testCustomSerializerBoxing() = doTest("customSerializerBoxing")
+    fun testKt20717() = doTest("kt20717")
 }
 
 class ParcelBoxTestWithSerializableLikeExtension : AbstractParcelBoxTest() {