[Tests] Migrate backend-independent tests from native to compiler/testData.

^KT-65979

compiler/testData/codegen/box/funInterface/kt49384_getSame.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the LICENSE file.
+ */
+// WITH_STDLIB
+
+import kotlin.test.*
+
+interface A<T>
+
+// https://youtrack.jetbrains.com/issue/KT-49384
+fun interface Foo<T> {
+    fun same(obj: T): T
+}
+
+fun getSame(obj: A<out Any>, foo: Foo<A<out Any>>) = foo.same(obj)
+
+fun box(): String {
+    val obj = object : A<Any> {}
+    assertSame(obj, getSame(obj) { it })
+
+    return "OK"
+}