Move everything under kotlin-native folder

I was forced to manually do update the following files, because otherwise
they would be ignored according .gitignore settings. Probably they
should be deleted from repo.

Interop/.idea/compiler.xml
Interop/.idea/gradle.xml
Interop/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_runtime_1_0_3.xml
Interop/.idea/libraries/Gradle__org_jetbrains_kotlin_kotlin_stdlib_1_0_3.xml
Interop/.idea/modules.xml
Interop/.idea/modules/Indexer/Indexer.iml
Interop/.idea/modules/Runtime/Runtime.iml
Interop/.idea/modules/StubGenerator/StubGenerator.iml
backend.native/backend.native.iml
backend.native/bc.frontend/bc.frontend.iml
backend.native/cli.bc/cli.bc.iml
backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2Native.kt
backend.native/cli.bc/src/org/jetbrains/kotlin/cli/bc/K2NativeCompilerArguments.kt
backend.native/tests/link/lib/foo.kt
backend.native/tests/link/lib/foo2.kt
backend.native/tests/teamcity-test.property

kotlin-native/backend.native/tests/codegen/boxing/box_cache0.kt

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.box_cache0
+
+import kotlin.test.*
+
+fun <T> areSame(arg1: T, arg2: T): Boolean {
+    return arg1 === arg2
+}
+
+@Test fun runTest() {
+    var acc = 0
+    val range = 1000
+
+    for (i in arrayOf(false, true)) {
+        for (j in arrayOf(false, true)) {
+            acc += areSame(i, j).hashCode()
+        }
+    }
+    println(acc)
+
+    acc = 0
+    for (i in Byte.MIN_VALUE..Byte.MAX_VALUE) {
+        acc += areSame(i, i).hashCode()
+    }
+    println(acc)
+
+    acc = 0
+    for (i in Short.MIN_VALUE..Short.MAX_VALUE) {
+        acc += areSame(i, i).hashCode()
+    }
+    println(acc)
+
+    acc = 0
+    for (i in 0.toChar()..range.toChar()) {
+        acc += areSame(i, i).hashCode()
+    }
+    println(acc)
+
+    acc = 0
+    for (i in -range..range) {
+        acc += areSame(i, i).hashCode()
+    }
+    println(acc)
+
+    acc = 0
+    for (i in -range.toLong()..range.toLong()) {
+        acc += areSame(i, i).hashCode()
+    }
+    println(acc)
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing0.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing0
+
+import kotlin.test.*
+
+class Box<T>(t: T) {
+    var value = t
+}
+
+@Test fun runTest() {
+    val box: Box<Int> = Box<Int>(17)
+    println(box.value)
+}
+

kotlin-native/backend.native/tests/codegen/boxing/boxing1.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing1
+
+import kotlin.test.*
+
+fun foo(arg: Any) {
+    println(arg.toString())
+}
+
+@Test fun runTest() {
+    foo(1)
+    foo(false)
+    foo("Hello")
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing10.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing10
+
+import kotlin.test.*
+
+@Test fun runTest() {
+    val FALSE: Boolean? = false
+
+    if (FALSE != null) {
+        do {
+            println("Ok")
+        } while (FALSE)
+    }
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing11.kt

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing11
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+
+class Foo(val value: Int?) {
+    fun foo() {
+        printInt(if (value != null) value else 42)
+    }
+}
+
+@Test fun runTest() {
+    Foo(17).foo()
+    Foo(null).foo()
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing12.kt

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing12
+
+import kotlin.test.*
+
+fun foo(x: Number) {
+    println(x.toByte())
+}
+
+@Test fun runTest() {
+    foo(18)
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing13.kt

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing13
+
+import kotlin.test.*
+
+fun is42(x: Any?) {
+    println(x == 42)
+    println(42 == x)
+}
+
+@Test fun runTest() {
+    is42(16)
+    is42(42)
+    is42("42")
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing14.kt

@@ -0,0 +1,14 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing14
+
+import kotlin.test.*
+
+@Test fun runTest() {
+    42.println()
+}
+
+fun <T> T.println() = println(this.toString())

kotlin-native/backend.native/tests/codegen/boxing/boxing15.kt

@@ -0,0 +1,14 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing15
+
+import kotlin.test.*
+
+@Test fun runTest() {
+    println(foo(17))
+}
+
+fun <T : Int> foo(x: T): Int = x

kotlin-native/backend.native/tests/codegen/boxing/boxing2.kt

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing2
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+fun printBoolean(x: Boolean) = println(x)
+
+fun foo(arg: Any) {
+    if (arg is Int)
+        printInt(arg)
+    else if (arg is Boolean)
+        printBoolean(arg)
+    else
+        println("other")
+}
+
+@Test fun runTest() {
+    foo(1)
+    foo(true)
+    foo("Hello")
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing3.kt

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing3
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+
+fun foo(arg: Int?) {
+    if (arg != null)
+        printInt(arg)
+}
+
+@Test fun runTest() {
+    foo(42)
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing4.kt

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing4
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+
+fun foo(arg: Any?) {
+    if (arg is Int? && arg != null)
+        printInt(arg)
+}
+
+@Test fun runTest() {
+    foo(16)
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing5.kt

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing5
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+
+fun foo(arg: Int?) {
+    printInt(arg ?: 16)
+}
+
+@Test fun runTest() {
+    foo(null)
+    foo(42)
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing6.kt

@@ -0,0 +1,19 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing6
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+
+fun foo(arg: Any) {
+    printInt(arg as? Int ?: 16)
+}
+
+@Test fun runTest() {
+    foo(42)
+    foo("Hello")
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing7.kt

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing7
+
+import kotlin.test.*
+
+fun printInt(x: Int) = println(x)
+
+fun foo(arg: Any) {
+    val argAsInt = try {
+        arg as Int
+    } catch (e: ClassCastException) {
+        0
+    }
+    printInt(argAsInt)
+}
+
+@Test fun runTest() {
+    foo(1)
+    foo("Hello")
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing8.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing8
+
+import kotlin.test.*
+
+fun foo(vararg args: Any?) {
+    for (arg in args) {
+        println(arg.toString())
+    }
+}
+
+@Test fun runTest() {
+    foo(1, null, true, "Hello")
+}

kotlin-native/backend.native/tests/codegen/boxing/boxing9.kt

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2010-2018 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.
+ */
+
+package codegen.boxing.boxing9
+
+import kotlin.test.*
+
+fun foo(vararg args: Any?) {
+    for (arg in args) {
+        println(arg.toString())
+    }
+}
+
+fun bar(vararg args: Any?) {
+    foo(1, *args, 2, *args, 3)
+}
+
+@Test fun runTest() {
+    bar(null, true, "Hello")
+}