diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.10.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.10.kt
new file mode 100644
index 00000000000..fcb12fb4ba3
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.10.kt
@@ -0,0 +1,23 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 10
+ * DESCRIPTION: ckeck a common type of String and Nothing is String
+ */
+
+
+fun box(): String {
+    var name: Any? = null
+    val men = arrayListOf(Man("Phill"), Man())
+    loop@ for (i in men) {
+        name = i.name ?: break@loop
+    }
+    if (name is String?) return "OK"
+    return "NOK"
+}
+
+private class Man(var name: String? = null) {}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.2.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.2.kt
new file mode 100644
index 00000000000..078252d534b
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.2.kt
@@ -0,0 +1,21 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 2
+ * DESCRIPTION:
+ */
+
+fun box(): String {
+    try {
+        exit()
+    } catch (e: NullPointerException) {
+        return "OK"
+    }
+    return "NOK"
+}
+
+fun exit(): Nothing = null!!
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.3.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.3.kt
new file mode 100644
index 00000000000..c2aed375993
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.3.kt
@@ -0,0 +1,23 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 3
+ * DESCRIPTION:
+ */
+
+fun box(): String {
+    val bar = ::exit
+    try {
+        bar()
+    } catch (e: NotImplementedError) {
+        return "OK"
+    }
+    return "NOK"
+}
+
+
+private fun exit(): Nothing = TODO()
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.4.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.4.kt
new file mode 100644
index 00000000000..75a551ecbe2
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.4.kt
@@ -0,0 +1,25 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 4
+ * DESCRIPTION:
+ */
+
+
+fun box(): String {
+    val bar = ::exit
+    try {
+        bar(enter())
+    } catch (e: NotImplementedError) {
+        return "OK"
+    }
+    return "NOK"
+}
+
+
+private fun exit(x: () -> Any?): Nothing = throw Exception(x().toString())
+private fun enter(): Nothing = TODO()
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.5.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.5.kt
new file mode 100644
index 00000000000..faaef87f8ad
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.5.kt
@@ -0,0 +1,30 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 5
+ * DESCRIPTION:
+ */
+
+
+fun box(): String {
+    val person = Person("Elvis")
+    person.name
+    try {
+        person.name = null
+        person.name ?: throwException("Name is required")
+    } catch (e: IllegalArgumentException) {
+        return "OK"
+    }
+    return "NOK"
+}
+
+class Person(var name: String?) {}
+
+fun throwException(m: String): Nothing {
+    throw  IllegalArgumentException(m)
+}
+
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.6.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.6.kt
new file mode 100644
index 00000000000..65e4ff3f8d9
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.6.kt
@@ -0,0 +1,36 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 6
+ * DESCRIPTION:
+ */
+
+
+fun box(): String {
+    val info = Info<String>()
+    info.getData { "text " }
+    val infoUseless = InfoUseless()
+    try {
+        infoUseless.getData { throw  IllegalArgumentException() }
+    } catch (e: IllegalArgumentException) {
+        return "OK"
+    }
+    return "NOK"
+}
+
+interface Infoable<T> {
+    fun getData(d: () -> T): T
+}
+
+open class Info<T : CharSequence> : Infoable<T> {
+    override fun getData(d: () -> T): T {
+        return d()
+    }
+}
+
+class InfoUseless : Info<Nothing>() {}
+
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.7.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.7.kt
new file mode 100644
index 00000000000..32f58082169
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.7.kt
@@ -0,0 +1,33 @@
+// WITH_RUNTIME
+// FULL_JDK
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 7
+ * DESCRIPTION:
+ */
+
+import java.util.*
+
+fun box() : String{
+    val deque1 = ArrayDeque<Any>()
+    val deque2 = ArrayDeque<Any>()
+    deque1.add { throw IllegalArgumentException() }
+    deque1.add { throw NullPointerException() }
+    deque1.add { TODO() }
+    move(deque1, deque2)
+    val v = deque2.first as () -> Nothing
+    try {
+        v.invoke()
+    } catch (e: NotImplementedError) {
+        return "OK"
+    }
+    return "NOK"
+}
+
+fun <T> move(from: ArrayDeque<out T>, to: ArrayDeque<in T>) {
+    to.add(from.last())
+}
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.8.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.8.kt
new file mode 100644
index 00000000000..2867c0cbcec
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.8.kt
@@ -0,0 +1,37 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 8
+ * DESCRIPTION:
+ */
+
+fun box(): String {
+    val c = Class()
+    try {
+        val a: () -> Nothing = c.data
+        a.invoke()
+    } catch (e: IllegalArgumentException) {
+        try {
+            val d: () -> Nothing = c.value
+            d()
+        } catch (e: NotImplementedError) {
+            return "OK"
+        }
+
+    }
+    return "NOK"
+}
+
+open class Class() {
+    var data: () -> Nothing = { throwException("data") as Nothing }
+    val value: () -> Nothing
+        get() = { TODO() as Nothing }
+}
+
+private fun throwException(m: String): Any {
+    throw  IllegalArgumentException(m)
+}
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.9.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.9.kt
new file mode 100644
index 00000000000..acd3df1c328
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.9.kt
@@ -0,0 +1,52 @@
+// WITH_RUNTIME
+// FULL_JDK
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 9
+ * DESCRIPTION:
+ */
+
+fun box(): String {
+    try {
+        val city = City()
+    } catch (e: NotImplementedError) {
+        val city = City("", 1)
+
+        city.country
+        try {
+            city.lakeConsumer()
+        } catch (e: NotImplementedError) {
+            try {
+                city.streetsConsumer.stream().forEach { street -> street.invoke() }
+            } catch (e: IllegalArgumentException) {
+                try {
+                    val city = City("", 2) { "lake" }
+                    city.streetsConsumer[3].invoke()
+                } catch (e: UnsupportedOperationException) {
+                    return "OK"
+                }
+            }
+        }
+    }
+    return "NOK"
+}
+
+class City(val name: String = "", val index: Any = TODO()) {
+    var country: String = "Rus"
+    var lakeConsumer: () -> String
+    var streetsConsumer: MutableList<() -> String>
+
+    init {
+        lakeConsumer = { TODO() }
+        streetsConsumer = mutableListOf({ "x" }, { "y" }, { throw IllegalArgumentException() })
+    }
+
+    constructor(name: String, index: Any, lakeConsumer: () -> String) : this(name, index) {
+        this.lakeConsumer = lakeConsumer
+        this.streetsConsumer.add { throw UnsupportedOperationException() }
+    }
+}
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json
index c4171cae2f3..497e261a5ed 100644
--- a/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json
@@ -5,7 +5,61 @@
         {
           "specVersion": "0.1-213",
           "casesNumber": 0,
-          "description": "todo",
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "ckeck a common type of String and Nothing is String",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "check kotlin.Nothing by throwing the exception",
           "unexpectedBehaviour": false
         }
       ]
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1/pos/1.1.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1/pos/1.1.kt
new file mode 100644
index 00000000000..5c7016e5115
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1/pos/1.1.kt
@@ -0,0 +1,30 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, cast-expression -> paragraph 1 -> sentence 1
+ * NUMBER: 1
+ * DESCRIPTION: check of the cast operators as or as?
+ */
+
+fun box(): String {
+    val c = Class()
+    if (c.data !is () -> Nothing) return "NOK"
+    val e1 : () -> Nothing = c.exception as () -> Nothing as? () -> Nothing ?: return "NOK"
+    val v = c.value as () -> Nothing as? () -> Nothing ?: return "NOK"
+
+    return "OK"
+}
+
+open class Class() {
+    var data: () -> Nothing = { throwException("boo") as Nothing }
+    var exception: () -> CharSequence = { throwException("foo") as String }
+    val value: () -> Any
+        get() = { TODO() as Nothing }
+}
+
+private fun throwException(m: String): Any {
+    throw  IllegalArgumentException(m)
+}
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/testsMap.json b/compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/testsMap.json
new file mode 100644
index 00000000000..2d10f339a39
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/testsMap.json
@@ -0,0 +1,14 @@
+{
+  "1": {
+    "pos": {
+      "1": [
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": " check of the cast operators as or as?",
+          "unexpectedBehaviour": false
+        }
+      ]
+    }
+  }
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.1.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.1.kt
new file mode 100644
index 00000000000..8682945b537
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.1.kt
@@ -0,0 +1,28 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, equality-expressions, reference-equality-expressions -> paragraph 1 -> sentence 2
+ * RELEVANT PLACES:  expressions, built-in-types-and-their-semantics, kotlin.unit -> paragraph 1 -> sentence 1
+ * NUMBER: 1
+ * DESCRIPTION: check if two values are equal (===) by reference
+ */
+
+fun box(): String {
+    val u1 = foo1()
+    val u2 = foo2()
+    if (u1 === u2) {
+        return ("OK")
+    }
+    return ("NOK")
+}
+
+fun foo1() {
+    return Unit
+}
+
+fun foo2(): Unit {
+    return Unit
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.2.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.2.kt
new file mode 100644
index 00000000000..cbf7e676e4d
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.2.kt
@@ -0,0 +1,22 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, equality-expressions, reference-equality-expressions -> paragraph 1 -> sentence 2
+ * RELEVANT PLACES:  expressions, built-in-types-and-their-semantics, kotlin.unit -> paragraph 1 -> sentence 1,
+ * expressions, equality-expressions, reference-equality-expressions -> paragraph 3 -> sentence 3
+ * expressions, equality-expressions, reference-equality-expressions -> paragraph 2 -> sentence 1
+ * NUMBER: 2
+ * DESCRIPTION: check if two values are equal (===) by reference
+ */
+
+fun box(): String {
+    val u1 = "foo"
+    val u2 = "foo"
+    if (u1 === u2) {
+        return ("OK")
+    }
+    return ("NOK")
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.3.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.3.kt
new file mode 100644
index 00000000000..a9826bd65e6
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.3.kt
@@ -0,0 +1,20 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, equality-expressions, reference-equality-expressions -> paragraph 1 -> sentence 2
+ * RELEVANT PLACES:  expressions, built-in-types-and-their-semantics, kotlin.unit -> paragraph 1 -> sentence 1
+ * NUMBER: 3
+ * DESCRIPTION: check if two values are non-equal (!==) by reference
+ */
+
+fun box(): String {
+    val u1 = "boo"
+    val u2 = "foo"
+    if (u1 !== u2) {
+        return ("OK")
+    }
+    return ("NOK")
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.4.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.4.kt
new file mode 100644
index 00000000000..22f0d228ffb
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.4.kt
@@ -0,0 +1,24 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, equality-expressions, reference-equality-expressions -> paragraph 1 -> sentence 2
+ * RELEVANT PLACES: expressions, built-in-types-and-their-semantics, kotlin.unit -> paragraph 1 -> sentence 1
+ * NUMBER: 4
+ * DESCRIPTION: check if values are non-equal (!==) by reference
+ */
+
+fun box(): String {
+    val u1 = "foo"
+    val byteArray = "foo".toByteArray(Charsets.UTF_8)
+    val u2 = byteArray.toString()
+    val u3 = byteArray.toString()
+    if (u1 !== u2 && u1 !== u3 && u2 !== u3 &&
+        u2 !== u1 && u3 !== u1 && u3 !== u2
+    ) {
+        return ("OK")
+    }
+    return ("NOK")
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.5.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.5.kt
new file mode 100644
index 00000000000..ba5f8ad7fb2
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.5.kt
@@ -0,0 +1,29 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, equality-expressions, reference-equality-expressions -> paragraph 1 -> sentence 2
+ * RELEVANT PLACES:  expressions, built-in-types-and-their-semantics, kotlin.unit -> paragraph 1 -> sentence 1
+ * NUMBER: 5
+ * DESCRIPTION: two values are equal (===) or non-equal (!==) by reference
+ */
+
+fun box(): String {
+    val c1 = c
+    val c2 = c
+    val v1 = v
+    val v2 = v
+    if (c2 === c1 && c1 === c2 && c1 === c && c2 === c &&
+        v2 === v1 && v1 === v2 && v1 === v && v2 === v &&
+        v2 === c1 && v1 === c2 && v1 === c && v2 === c &&
+        c2 === v1 && c1 === v2 && c1 === v && c2 === v
+    ) {
+        return ("OK")
+    }
+    return ("NOK")
+}
+
+const val c = 1000
+const val v = 1000
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/3.1.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/3.1.kt
new file mode 100644
index 00000000000..f9a6a3f1b78
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/3.1.kt
@@ -0,0 +1,24 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, equality-expressions, reference-equality-expressions -> paragraph 1 -> sentence 3
+ * RELEVANT PLACES:  expressions, built-in-types-and-their-semantics, kotlin.unit -> paragraph 1 -> sentence 1
+ * NUMBER: 1
+ * DESCRIPTION: check equallity by refference via constructor
+ */
+
+fun box(): String {
+    val u2 = mutableListOf<Int>(1, 2, 3)
+    val u3 = u1
+    if (u1 !== u2 && u1 === u3
+    ) {
+        return ("OK")
+    }
+    return ("NOK")
+}
+
+val u1 = mutableListOf<Int>(1, 2, 3)
+
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.1.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.1.kt
new file mode 100644
index 00000000000..3cfe7e9884b
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.1.kt
@@ -0,0 +1,23 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, type-checking-and-containment-checking-expressions, type-checking-expression -> paragraph 1 -> sentence 3
+ * NUMBER: 1
+ * DESCRIPTION:checks whether the runtime type of E is not a subtype of T for !is operator.
+ */
+
+fun box(): String {
+    val bar = ::boo
+    val bar1 = ::exit
+    if (bar !is () -> Nothing && bar1 !is (Nothing) -> Nothing) return "NOK"
+
+    return "OK"
+}
+
+private fun boo(): Nothing = TODO()
+private fun exit(x: () -> Any?): Nothing = throw Exception(x().toString())
+private fun enter(): Nothing = TODO()
+
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.2.kt b/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.2.kt
new file mode 100644
index 00000000000..cf9def831fe
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.2.kt
@@ -0,0 +1,23 @@
+// WITH_RUNTIME
+
+/*
+ * KOTLIN CODEGEN BOX SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, type-checking-and-containment-checking-expressions, type-checking-expression -> paragraph 1 -> sentence 3
+ * NUMBER: 2
+ * DESCRIPTION:checks whether the runtime type of EE is a subtype of TT for is operator
+ */
+
+fun box(): String {
+    val bar = ::boo
+    val bar1 = ::exit
+
+    if (bar is () -> Nothing && bar1 is (Nothing) -> Nothing) return "OK"
+
+    return "NOK"
+}
+
+private fun boo(): Nothing = TODO()
+private fun exit(x: () -> Any?): Nothing = throw Exception(x().toString())
+private fun enter(): Nothing = TODO()
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/testsMap.json b/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/testsMap.json
new file mode 100644
index 00000000000..90852765fa5
--- /dev/null
+++ b/compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/testsMap.json
@@ -0,0 +1,20 @@
+{
+  "1": {
+    "pos": {
+      "3": [
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "checks whether the runtime type of E is not a subtype of T for !is operator.",
+          "unexpectedBehaviour": false
+        },
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 0,
+          "description": "checks whether the runtime type of EE is a subtype of TT for is operator",
+          "unexpectedBehaviour": false
+        }
+      ]
+    }
+  }
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt b/compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt
index 1970cf423dd..9136f68b385 100644
--- a/compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt
+++ b/compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt
@@ -9,11 +9,10 @@
  * DESCRIPTION: todo
  */
 
-fun box() {
-    val b : Any? = null
+fun box(): String {
+    val b : Nothing?= null
     try {
-        val a: Int
-        a = b!!
+        val a: Int = b!!
     } catch (e: NullPointerException) {
         return "OK"
     }
diff --git a/compiler/tests-spec/testData/diagnostics/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.1.kt b/compiler/tests-spec/testData/diagnostics/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.1.kt
new file mode 100644
index 00000000000..5eaa135d26a
--- /dev/null
+++ b/compiler/tests-spec/testData/diagnostics/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.1.kt
@@ -0,0 +1,69 @@
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_VARIABLE -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -UNUSED_PARAMETER -UNUSED_EXPRESSION
+// SKIP_TXT
+
+/*
+ * KOTLIN DIAGNOSTICS SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, built-in-types-and-their-semantics, kotlin.nothing-1 -> paragraph 1 -> sentence 1
+ * NUMBER: 1
+ * DESCRIPTION: check the type of jump expressions is Nothing and code placed on the left side of expression will never be executed
+ */
+
+
+// TESTCASE NUMBER: 1
+
+fun case1() {
+    var name: Any? = null
+    val men = arrayListOf(Person("Phill"), Person(), Person("Bob"))
+    for (k in men) {
+        k.name
+        loop@ for (i in men) {
+            i.name
+            <!UNREACHABLE_CODE!>val valeua : Int =<!>     break@loop
+            <!UNREACHABLE_CODE!>i.name<!>
+        }
+        k.name
+        val s = k.name ?: break
+        k.name
+    }
+    val a = 1
+}
+
+class Person(var name: String? = null) {}
+
+// TESTCASE NUMBER: 2
+
+fun case2() {
+    var name: Any? = null
+    val men = arrayListOf(Person("Phill"), Person(), Person("Bob"))
+    for (k in men) {
+        loop@ for (i in men) {
+            i.name
+            <!UNREACHABLE_CODE!>val val1 =<!>    continue@loop
+            <!UNREACHABLE_CODE!>val1<!>
+            <!UNREACHABLE_CODE!>i.name<!>
+        }
+        val s = k.name ?: continue
+        k.name
+    }
+    val a = 1
+}
+
+// TESTCASE NUMBER: 3
+
+fun case3() {
+    listOf(1, 2, 3, 4, 5).forEach { x ->
+        val k = x
+
+        listOf(1, 2, 3, 4, 5).forEach lit@{
+            it
+            return@lit
+            <!UNREACHABLE_CODE!>print(it)<!>
+        }
+        val y = x
+        if (x == 3) return
+    }
+    val a = 1
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/diagnostics/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json b/compiler/tests-spec/testData/diagnostics/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json
new file mode 100644
index 00000000000..f9fe04fc277
--- /dev/null
+++ b/compiler/tests-spec/testData/diagnostics/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/testsMap.json
@@ -0,0 +1,14 @@
+{
+  "1": {
+    "pos": {
+      "1": [
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 3,
+          "description": "check the type of jump expressions is Nothing and code placed on the left side of expression will never be executed",
+          "unexpectedBehaviour": false
+        }
+      ]
+    }
+  }
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/diagnostics/linked/expressions/jump-expressions/p-2/pos/1.1.kt b/compiler/tests-spec/testData/diagnostics/linked/expressions/jump-expressions/p-2/pos/1.1.kt
new file mode 100644
index 00000000000..86805dee393
--- /dev/null
+++ b/compiler/tests-spec/testData/diagnostics/linked/expressions/jump-expressions/p-2/pos/1.1.kt
@@ -0,0 +1,57 @@
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_VARIABLE -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -UNUSED_PARAMETER -UNUSED_EXPRESSION -UNREACHABLE_CODE
+// SKIP_TXT
+
+/*
+ * KOTLIN DIAGNOSTICS SPEC TEST (POSITIVE)
+ *
+ * SPEC VERSION: 0.1-213
+ * PLACE: expressions, jump-expressions -> paragraph 2 -> sentence 1
+ * NUMBER: 1
+ * DESCRIPTION: check he type of jump expressions is the kotlin.Nothing
+ */
+
+// TESTCASE NUMBER: 1
+
+fun case1() {
+    var name: Any? = null
+    val men = arrayListOf(Person("Phill"), Person(), Person("Bob"))
+    for (k in men) {
+        k.name
+        loop@ for (i in men) {
+            val val1: Int = <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>break@loop<!>
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>val1<!>
+        }
+        val s = k.name ?: <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>break<!>
+        <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.String")!>s<!>
+    }
+}
+
+class Person(var name: String? = null) {}
+
+// TESTCASE NUMBER: 2
+
+fun case2() {
+    var name: Any? = null
+    val men = arrayListOf(Person("Phill"), Person(), Person("Bob"))
+    for (k in men) {
+        loop@ for (i in men) {
+            val val1 = <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>continue@loop<!>
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>val1<!>
+        }
+        val s = k.name ?: <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>continue<!>
+        <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.String")!>s<!>
+    }
+}
+
+// TESTCASE NUMBER: 3
+
+fun case3() {
+    listOf(1, 2, 3, 4, 5).forEach { x ->
+        listOf(1, 2, 3, 4, 5).forEach lit@{
+            val s = <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>return@lit<!>
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>s<!>
+        }
+        if (x == 3) <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Nothing")!>return<!>
+    }
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/diagnostics/linked/expressions/jump-expressions/testsMap.json b/compiler/tests-spec/testData/diagnostics/linked/expressions/jump-expressions/testsMap.json
new file mode 100644
index 00000000000..03397bebf89
--- /dev/null
+++ b/compiler/tests-spec/testData/diagnostics/linked/expressions/jump-expressions/testsMap.json
@@ -0,0 +1,14 @@
+{
+  "2": {
+    "pos": {
+      "1": [
+        {
+          "specVersion": "0.1-213",
+          "casesNumber": 3,
+          "description": "check he type of jump expressions is the kotlin.Nothing",
+          "unexpectedBehaviour": false
+        }
+      ]
+    }
+  }
+}
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/neg/2.1.kt b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/neg/2.1.kt
index 5bbd7b49182..6c6c8ac74a1 100644
--- a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/neg/2.1.kt
+++ b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/neg/2.1.kt
@@ -1,4 +1,5 @@
 // !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_VARIABLE -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -UNUSED_PARAMETER -UNUSED_EXPRESSION -UNREACHABLE_CODE
 // SKIP_TXT
 
 /*
@@ -16,5 +17,16 @@
 class Case1(val nothing: Nothing)
 
 fun case1() {
-    val res = Case1(Nothing())
+    val res = Case1(<!INVISIBLE_MEMBER!>Nothing<!>())
+}
+
+
+// TESTCASE NUMBER: 2
+class Case2 {
+    var data: String? = null
+}
+
+fun case2(c: Case2) {
+    val testValue = c.data ?: throw IllegalArgumentException("data required")
+    testValue checkType { <!NONE_APPLICABLE!>check<!><Nothing>() }
 }
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt
index 2ac7c96852b..bd564eec87d 100644
--- a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt
+++ b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt
@@ -1,4 +1,6 @@
 // !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_VARIABLE -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -UNUSED_PARAMETER -UNUSED_EXPRESSION -UNREACHABLE_CODE
+
 // SKIP_TXT
 
 /*
@@ -8,26 +10,30 @@
  * PLACE: type-system, type-kinds, built-in-types, kotlin.nothing -> paragraph 1 -> sentence 1
  * NUMBER: 1
  * DESCRIPTION: Check of Nothing type is a subtype of any types
- * HELPERS: checkType
+ * HELPERS: checkType, functions
  */
 
 
 
 class NothingWrapper() {
-    val data: Nothing
+    val data: Nothing = TODO()
 }
 
-class CustomClass
+class CustomClass() {}
 
 // TESTCASE NUMBER: 1
-fun case1(wrapper: NothingWrapper) {
+fun case1() {
+    val wrapper: NothingWrapper = NothingWrapper()
+    checkSubtype<Any>(wrapper.data)
+    checkSubtype<Any>(wrapper.data)
+
     checkSubtype<Any>(wrapper.data)
     checkSubtype<Function<Nothing>>(wrapper.data)
     checkSubtype<Int>(wrapper.data)
     checkSubtype<Short>(wrapper.data)
     checkSubtype<Byte>(wrapper.data)
     checkSubtype<Long>(wrapper.data)
-    checkSubtype<kotlin.Array>(wrapper.data)
+    checkSubtype<kotlin.Array<Any>>(wrapper.data)
     checkSubtype<CustomClass>(wrapper.data)
 }
 
@@ -35,10 +41,10 @@ fun case1(wrapper: NothingWrapper) {
 fun case2(wrapper: NothingWrapper) {
     checkSubtype<MutableList<out Nothing>>(wrapper.data)
     checkSubtype<MutableList<in String>>(wrapper.data)
+    checkSubtype<MutableList<out CustomClass>>(wrapper.data)
+    checkSubtype<MutableList<in CustomClass>>(wrapper.data)
     checkSubtype<MutableList<Any?>>(wrapper.data)
 
     checkSubtype<String>(wrapper.data)
 
-    checkSubtype<in CustomClass>(wrapper.data)
-    checkSubtype<out CustomClass>(wrapper.data)
 }
\ No newline at end of file
diff --git a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/2.1.kt b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/2.1.kt
index ed54d0b27bc..4b7028791b1 100644
--- a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/2.1.kt
+++ b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/2.1.kt
@@ -1,4 +1,5 @@
 // !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_VARIABLE -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE -UNUSED_VALUE -UNUSED_PARAMETER -UNUSED_EXPRESSION -UNREACHABLE_CODE
 // SKIP_TXT
 
 /*
@@ -8,11 +9,11 @@
  * PLACE: type-system, type-kinds, built-in-types, kotlin.nothing -> paragraph 1 -> sentence 2
  * NUMBER: 1
  * DESCRIPTION: Check of Nothing as a subtype of any type
- * HELPERS: checkType
+ * HELPERS: checkType, functions
  */
 
 // TESTCASE NUMBER: 1
-class Case1() {
+class Case1 {
     val data: Nothing = TODO()
 }
 
@@ -21,26 +22,16 @@ fun case1(c: Case1) {
     checkSubtype<Function<Nothing>>(c.data)
 }
 
+
 // TESTCASE NUMBER: 2
 class Case2 {
-    var data: String
-}
-
-fun case2(c: Case2) {
-    val testValue = c.data ?: throw IllegalArgumentException("data required")
-    testValue checkType { check<Nothing>() }
-}
-
-// TESTCASE NUMBER: 3
-class Case3 {
-    val dataFunction = fail("fail msg")
+    val dataFunction: Nothing = fail("fail msg")
 }
 
 fun fail(msg: String): Nothing {
-    throw new Exception (msg)
+    throw Exception(msg)
 }
 
-fun case3(c: Case3) {
-    val testValue = c.dataFunction()
-    checkType<Nothing>(testValue)
+fun case2(c: Case2) {
+    c.dataFunction checkType { check<Nothing>() }
 }
diff --git a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/testsMap.json b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/testsMap.json
index ee9252a91f1..14c94a0f7eb 100644
--- a/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/testsMap.json
+++ b/compiler/tests-spec/testData/diagnostics/linked/type-system/type-kinds/built-in-types/kotlin.nothing/testsMap.json
@@ -4,7 +4,7 @@
       "2": [
         {
           "specVersion": "0.1-213",
-          "casesNumber": 1,
+          "casesNumber": 2,
           "description": "Check of Nothing type",
           "unexpectedBehaviour": false
         }
@@ -14,7 +14,7 @@
       "2": [
         {
           "specVersion": "0.1-213",
-          "casesNumber": 3,
+          "casesNumber": 2,
           "description": "Check of Nothing as a subtype of any type",
           "unexpectedBehaviour": false
         }
diff --git a/compiler/tests-spec/tests/org/jetbrains/kotlin/spec/codegen/BlackBoxCodegenTestSpecGenerated.java b/compiler/tests-spec/tests/org/jetbrains/kotlin/spec/codegen/BlackBoxCodegenTestSpecGenerated.java
index e247bb9ce27..c7a42be5903 100644
--- a/compiler/tests-spec/tests/org/jetbrains/kotlin/spec/codegen/BlackBoxCodegenTestSpecGenerated.java
+++ b/compiler/tests-spec/tests/org/jetbrains/kotlin/spec/codegen/BlackBoxCodegenTestSpecGenerated.java
@@ -153,6 +153,196 @@ public class BlackBoxCodegenTestSpecGenerated extends AbstractBlackBoxCodegenTes
                 }
             }
 
+            @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics")
+            @TestDataPath("$PROJECT_ROOT")
+            @RunWith(JUnit3RunnerWithInners.class)
+            public static class Built_in_types_and_their_semantics extends AbstractBlackBoxCodegenTestSpec {
+                private void runTest(String testDataFilePath) throws Exception {
+                    KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                }
+
+                public void testAllFilesPresentInBuilt_in_types_and_their_semantics() throws Exception {
+                    KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics"), Pattern.compile("^(.+)\\.kt$"), true);
+                }
+
+                @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1")
+                @TestDataPath("$PROJECT_ROOT")
+                @RunWith(JUnit3RunnerWithInners.class)
+                public static class Kotlin_nothing_1 extends AbstractBlackBoxCodegenTestSpec {
+                    private void runTest(String testDataFilePath) throws Exception {
+                        KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                    }
+
+                    public void testAllFilesPresentInKotlin_nothing_1() throws Exception {
+                        KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                    }
+
+                    @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1")
+                    @TestDataPath("$PROJECT_ROOT")
+                    @RunWith(JUnit3RunnerWithInners.class)
+                    public static class P_1 extends AbstractBlackBoxCodegenTestSpec {
+                        private void runTest(String testDataFilePath) throws Exception {
+                            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                        }
+
+                        public void testAllFilesPresentInP_1() throws Exception {
+                            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                        }
+
+                        @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos")
+                        @TestDataPath("$PROJECT_ROOT")
+                        @RunWith(JUnit3RunnerWithInners.class)
+                        public static class Pos extends AbstractBlackBoxCodegenTestSpec {
+                            private void runTest(String testDataFilePath) throws Exception {
+                                KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                            }
+
+                            @TestMetadata("1.1.kt")
+                            public void test1_1() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.1.kt");
+                            }
+
+                            @TestMetadata("1.10.kt")
+                            public void test1_10() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.10.kt");
+                            }
+
+                            @TestMetadata("1.2.kt")
+                            public void test1_2() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.2.kt");
+                            }
+
+                            @TestMetadata("1.3.kt")
+                            public void test1_3() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.3.kt");
+                            }
+
+                            @TestMetadata("1.4.kt")
+                            public void test1_4() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.4.kt");
+                            }
+
+                            @TestMetadata("1.5.kt")
+                            public void test1_5() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.5.kt");
+                            }
+
+                            @TestMetadata("1.6.kt")
+                            public void test1_6() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.6.kt");
+                            }
+
+                            @TestMetadata("1.7.kt")
+                            public void test1_7() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.7.kt");
+                            }
+
+                            @TestMetadata("1.8.kt")
+                            public void test1_8() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.8.kt");
+                            }
+
+                            @TestMetadata("1.9.kt")
+                            public void test1_9() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos/1.9.kt");
+                            }
+
+                            public void testAllFilesPresentInPos() throws Exception {
+                                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.nothing-1/p-1/pos"), Pattern.compile("^(.+)\\.kt$"), true);
+                            }
+                        }
+                    }
+                }
+
+                @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit")
+                @TestDataPath("$PROJECT_ROOT")
+                @RunWith(JUnit3RunnerWithInners.class)
+                public static class Kotlin_unit extends AbstractBlackBoxCodegenTestSpec {
+                    private void runTest(String testDataFilePath) throws Exception {
+                        KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                    }
+
+                    public void testAllFilesPresentInKotlin_unit() throws Exception {
+                        KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit"), Pattern.compile("^(.+)\\.kt$"), true);
+                    }
+
+                    @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit/p-1")
+                    @TestDataPath("$PROJECT_ROOT")
+                    @RunWith(JUnit3RunnerWithInners.class)
+                    public static class P_1 extends AbstractBlackBoxCodegenTestSpec {
+                        private void runTest(String testDataFilePath) throws Exception {
+                            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                        }
+
+                        public void testAllFilesPresentInP_1() throws Exception {
+                            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit/p-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                        }
+
+                        @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit/p-1/pos")
+                        @TestDataPath("$PROJECT_ROOT")
+                        @RunWith(JUnit3RunnerWithInners.class)
+                        public static class Pos extends AbstractBlackBoxCodegenTestSpec {
+                            private void runTest(String testDataFilePath) throws Exception {
+                                KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                            }
+
+                            @TestMetadata("1.1.kt")
+                            public void test1_1() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit/p-1/pos/1.1.kt");
+                            }
+
+                            public void testAllFilesPresentInPos() throws Exception {
+                                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/built-in-types-and-their-semantics/kotlin.unit/p-1/pos"), Pattern.compile("^(.+)\\.kt$"), true);
+                            }
+                        }
+                    }
+                }
+            }
+
+            @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression")
+            @TestDataPath("$PROJECT_ROOT")
+            @RunWith(JUnit3RunnerWithInners.class)
+            public static class Cast_expression extends AbstractBlackBoxCodegenTestSpec {
+                private void runTest(String testDataFilePath) throws Exception {
+                    KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                }
+
+                public void testAllFilesPresentInCast_expression() throws Exception {
+                    KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression"), Pattern.compile("^(.+)\\.kt$"), true);
+                }
+
+                @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1")
+                @TestDataPath("$PROJECT_ROOT")
+                @RunWith(JUnit3RunnerWithInners.class)
+                public static class P_1 extends AbstractBlackBoxCodegenTestSpec {
+                    private void runTest(String testDataFilePath) throws Exception {
+                        KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                    }
+
+                    public void testAllFilesPresentInP_1() throws Exception {
+                        KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                    }
+
+                    @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1/pos")
+                    @TestDataPath("$PROJECT_ROOT")
+                    @RunWith(JUnit3RunnerWithInners.class)
+                    public static class Pos extends AbstractBlackBoxCodegenTestSpec {
+                        private void runTest(String testDataFilePath) throws Exception {
+                            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                        }
+
+                        @TestMetadata("1.1.kt")
+                        public void test1_1() throws Exception {
+                            runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1/pos/1.1.kt");
+                        }
+
+                        public void testAllFilesPresentInPos() throws Exception {
+                            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/cast-expression/p-1/pos"), Pattern.compile("^(.+)\\.kt$"), true);
+                        }
+                    }
+                }
+            }
+
             @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/constant-literals")
             @TestDataPath("$PROJECT_ROOT")
             @RunWith(JUnit3RunnerWithInners.class)
@@ -745,6 +935,150 @@ public class BlackBoxCodegenTestSpecGenerated extends AbstractBlackBoxCodegenTes
                     }
                 }
             }
+
+            @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions")
+            @TestDataPath("$PROJECT_ROOT")
+            @RunWith(JUnit3RunnerWithInners.class)
+            public static class Equality_expressions extends AbstractBlackBoxCodegenTestSpec {
+                private void runTest(String testDataFilePath) throws Exception {
+                    KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                }
+
+                public void testAllFilesPresentInEquality_expressions() throws Exception {
+                    KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions"), Pattern.compile("^(.+)\\.kt$"), true);
+                }
+
+                @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions")
+                @TestDataPath("$PROJECT_ROOT")
+                @RunWith(JUnit3RunnerWithInners.class)
+                public static class Reference_equality_expressions extends AbstractBlackBoxCodegenTestSpec {
+                    private void runTest(String testDataFilePath) throws Exception {
+                        KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                    }
+
+                    public void testAllFilesPresentInReference_equality_expressions() throws Exception {
+                        KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions"), Pattern.compile("^(.+)\\.kt$"), true);
+                    }
+
+                    @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1")
+                    @TestDataPath("$PROJECT_ROOT")
+                    @RunWith(JUnit3RunnerWithInners.class)
+                    public static class P_1 extends AbstractBlackBoxCodegenTestSpec {
+                        private void runTest(String testDataFilePath) throws Exception {
+                            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                        }
+
+                        public void testAllFilesPresentInP_1() throws Exception {
+                            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                        }
+
+                        @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos")
+                        @TestDataPath("$PROJECT_ROOT")
+                        @RunWith(JUnit3RunnerWithInners.class)
+                        public static class Pos extends AbstractBlackBoxCodegenTestSpec {
+                            private void runTest(String testDataFilePath) throws Exception {
+                                KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                            }
+
+                            @TestMetadata("2.1.kt")
+                            public void test2_1() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.1.kt");
+                            }
+
+                            @TestMetadata("2.2.kt")
+                            public void test2_2() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.2.kt");
+                            }
+
+                            @TestMetadata("2.3.kt")
+                            public void test2_3() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.3.kt");
+                            }
+
+                            @TestMetadata("2.4.kt")
+                            public void test2_4() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.4.kt");
+                            }
+
+                            @TestMetadata("2.5.kt")
+                            public void test2_5() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/2.5.kt");
+                            }
+
+                            @TestMetadata("3.1.kt")
+                            public void test3_1() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos/3.1.kt");
+                            }
+
+                            public void testAllFilesPresentInPos() throws Exception {
+                                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/equality-expressions/reference-equality-expressions/p-1/pos"), Pattern.compile("^(.+)\\.kt$"), true);
+                            }
+                        }
+                    }
+                }
+            }
+
+            @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions")
+            @TestDataPath("$PROJECT_ROOT")
+            @RunWith(JUnit3RunnerWithInners.class)
+            public static class Type_checking_and_containment_checking_expressions extends AbstractBlackBoxCodegenTestSpec {
+                private void runTest(String testDataFilePath) throws Exception {
+                    KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                }
+
+                public void testAllFilesPresentInType_checking_and_containment_checking_expressions() throws Exception {
+                    KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions"), Pattern.compile("^(.+)\\.kt$"), true);
+                }
+
+                @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression")
+                @TestDataPath("$PROJECT_ROOT")
+                @RunWith(JUnit3RunnerWithInners.class)
+                public static class Type_checking_expression extends AbstractBlackBoxCodegenTestSpec {
+                    private void runTest(String testDataFilePath) throws Exception {
+                        KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                    }
+
+                    public void testAllFilesPresentInType_checking_expression() throws Exception {
+                        KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression"), Pattern.compile("^(.+)\\.kt$"), true);
+                    }
+
+                    @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1")
+                    @TestDataPath("$PROJECT_ROOT")
+                    @RunWith(JUnit3RunnerWithInners.class)
+                    public static class P_1 extends AbstractBlackBoxCodegenTestSpec {
+                        private void runTest(String testDataFilePath) throws Exception {
+                            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                        }
+
+                        public void testAllFilesPresentInP_1() throws Exception {
+                            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                        }
+
+                        @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos")
+                        @TestDataPath("$PROJECT_ROOT")
+                        @RunWith(JUnit3RunnerWithInners.class)
+                        public static class Pos extends AbstractBlackBoxCodegenTestSpec {
+                            private void runTest(String testDataFilePath) throws Exception {
+                                KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                            }
+
+                            @TestMetadata("3.1.kt")
+                            public void test3_1() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.1.kt");
+                            }
+
+                            @TestMetadata("3.2.kt")
+                            public void test3_2() throws Exception {
+                                runTest("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos/3.2.kt");
+                            }
+
+                            public void testAllFilesPresentInPos() throws Exception {
+                                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/expressions/type-checking-and-containment-checking-expressions/type-checking-expression/p-1/pos"), Pattern.compile("^(.+)\\.kt$"), true);
+                            }
+                        }
+                    }
+                }
+            }
         }
 
         @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/type-system")
@@ -877,6 +1211,81 @@ public class BlackBoxCodegenTestSpecGenerated extends AbstractBlackBoxCodegenTes
                     }
                 }
             }
+
+            @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds")
+            @TestDataPath("$PROJECT_ROOT")
+            @RunWith(JUnit3RunnerWithInners.class)
+            public static class Type_kinds extends AbstractBlackBoxCodegenTestSpec {
+                private void runTest(String testDataFilePath) throws Exception {
+                    KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                }
+
+                public void testAllFilesPresentInType_kinds() throws Exception {
+                    KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds"), Pattern.compile("^(.+)\\.kt$"), true);
+                }
+
+                @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types")
+                @TestDataPath("$PROJECT_ROOT")
+                @RunWith(JUnit3RunnerWithInners.class)
+                public static class Built_in_types extends AbstractBlackBoxCodegenTestSpec {
+                    private void runTest(String testDataFilePath) throws Exception {
+                        KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                    }
+
+                    public void testAllFilesPresentInBuilt_in_types() throws Exception {
+                        KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types"), Pattern.compile("^(.+)\\.kt$"), true);
+                    }
+
+                    @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing")
+                    @TestDataPath("$PROJECT_ROOT")
+                    @RunWith(JUnit3RunnerWithInners.class)
+                    public static class Kotlin_nothing extends AbstractBlackBoxCodegenTestSpec {
+                        private void runTest(String testDataFilePath) throws Exception {
+                            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                        }
+
+                        public void testAllFilesPresentInKotlin_nothing() throws Exception {
+                            KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing"), Pattern.compile("^(.+)\\.kt$"), true);
+                        }
+
+                        @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1")
+                        @TestDataPath("$PROJECT_ROOT")
+                        @RunWith(JUnit3RunnerWithInners.class)
+                        public static class P_1 extends AbstractBlackBoxCodegenTestSpec {
+                            private void runTest(String testDataFilePath) throws Exception {
+                                KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                            }
+
+                            public void testAllFilesPresentInP_1() throws Exception {
+                                KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1"), Pattern.compile("^(.+)\\.kt$"), true);
+                            }
+
+                            @TestMetadata("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos")
+                            @TestDataPath("$PROJECT_ROOT")
+                            @RunWith(JUnit3RunnerWithInners.class)
+                            public static class Pos extends AbstractBlackBoxCodegenTestSpec {
+                                private void runTest(String testDataFilePath) throws Exception {
+                                    KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+                                }
+
+                                @TestMetadata("1.1.kt")
+                                public void test1_1() throws Exception {
+                                    runTest("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.1.kt");
+                                }
+
+                                @TestMetadata("1.2.kt")
+                                public void test1_2() throws Exception {
+                                    runTest("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos/1.2.kt");
+                                }
+
+                                public void testAllFilesPresentInPos() throws Exception {
+                                    KotlinTestUtils.assertAllTestsPresentByMetadata(this.getClass(), new File("compiler/tests-spec/testData/codegen/box/linked/type-system/type-kinds/built-in-types/kotlin.nothing/p-1/pos"), Pattern.compile("^(.+)\\.kt$"), true);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
         }
     }