FIR: Mark a pack of tests (53) as FIR_IDENTICAL

2021-05-24 13:01:57 +03:00
parent ddbdfafa79
commit dac9d7b17a
106 changed files with 53 additions and 1057 deletions
@@ -1,18 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-import kotlin.reflect.KCallable
-
-class Foo {
-    fun <T> installRoute(handler: T) where T : (String) -> Any?, T : KCallable<*> {
-    }
-
-    fun <T> installRoute(handler: T) where T : () -> Any?, T : KCallable<*> {
-    }
-
-    fun foo() {
-        <!NONE_APPLICABLE!>installRoute<!><Any>(::route)
-    }
-
-}
-
-fun route(s: String): Any? = null
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER

 import kotlin.reflect.KCallable
@@ -1,10 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-class A {
-    operator fun get(x: Int) {}
-    operator fun set(x: String, value: Int) {}
-
-    fun d(x: Int) {
-        this["", 1] = <!TOO_MANY_ARGUMENTS!>1<!>
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER

 class A {
@@ -1,12 +0,0 @@
-// AssertionError for nested ifs with lambdas and Nothing as results
-// NI_EXPECTED_FILE
-
-val fn = if (true) {
-    { true }
-} 
-else if (true) {
-    { true }
-}
-else {
-    null!!
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // AssertionError for nested ifs with lambdas and Nothing as results
 // NI_EXPECTED_FILE

@@ -1,9 +0,0 @@
-// NI_EXPECTED_FILE
-
-val test1 = { if (true) 1 else "" }
-
-val test2 = { { if (true) 1 else "" } }
-
-val test3: (Boolean) -> Any = { if (it) 1 else "" }
-
-val test4: (Boolean) -> Any? = { if (it) 1 else "" }
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // NI_EXPECTED_FILE

 val test1 = { if (true) 1 else "" }
@@ -1,15 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_EXPRESSION
-
-fun use(a: Any?) = a
-
-fun test() {
-    { }<!NOT_NULL_ASSERTION_ON_LAMBDA_EXPRESSION!>!!<!>
-    use({ }<!NOT_NULL_ASSERTION_ON_LAMBDA_EXPRESSION!>!!<!>);
-
-    // KT-KT-9070
-    { } <!USELESS_ELVIS!>?: 1<!>
-    use({ 2 } <!USELESS_ELVIS!>?: 1<!>);
-
-    1 <!USELESS_ELVIS!>?: { }<!>
-    use(1 <!USELESS_ELVIS!>?: { }<!>)
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_EXPRESSION

 fun use(a: Any?) = a
@@ -1,18 +0,0 @@
-// NI_EXPECTED_FILE
-
-val test1 = { when (true) { true -> 1; else -> "" } }
-
-val test2 = { { when (true) { true -> 1; else -> "" } } }
-
-val test3: (Boolean) -> Any = { when (true) { true -> 1; else -> "" } }
-
-val test4: (Boolean) -> Any? = { when (true) { true -> 1; else -> "" } }
-
-fun println() {}
-
-val test5 = {
-    when (true) {
-        true -> println()
-        else -> println()
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // NI_EXPECTED_FILE

 val test1 = { when (true) { true -> 1; else -> "" } }
@@ -1,21 +0,0 @@
-package foo
-
-import kotlin.reflect.KProperty
-
-open class A {
-    val B.w: Int by <!DELEGATE_SPECIAL_FUNCTION_NONE_APPLICABLE!>MyProperty()<!>
-}
-
-val B.r: Int by <!DELEGATE_SPECIAL_FUNCTION_NONE_APPLICABLE!>MyProperty()<!>
-
-val A.e: Int by MyProperty()
-
-class B {
-    val A.f: Int by MyProperty()
-}
-
-class MyProperty<R : A, T> {
-    operator fun getValue(thisRef: R, desc: KProperty<*>): T {
-        throw Exception("$thisRef $desc")
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package foo

 import kotlin.reflect.KProperty
@@ -1,25 +0,0 @@
-// FILE: main.kt
-package test
-
-import first.*
-import second.*
-
-val a12 by <!DELEGATE_SPECIAL_FUNCTION_AMBIGUITY!>A()<!>
-
-// FILE: first.kt
-package first
-
-import kotlin.reflect.KProperty
-
-class A
-
-public operator fun <T> A.getValue(thisRef: Any?, property: KProperty<*>): T = null!!
-
-
-// FILE: second.kt
-package second
-
-import first.A
-import kotlin.reflect.KProperty
-
-public operator fun <T> A.getValue(thisRef: Any?, property: KProperty<*>): T = null!!
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // FILE: main.kt
 package test

@@ -1,14 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-object Inference1 {
-    interface Foo<T>
-
-    fun <T> delegate(): Foo<T> = TODO()
-
-    operator fun <T> Foo<T>.getValue(receiver: T, p: Any?): String = TODO()
-
-    // not working because resulting descriptor for getValue contains type `???` instead of `T`
-    val test1: String by delegate()
-
-    val test2: String by delegate<Inference1>()
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER

 object Inference1 {
@@ -1,15 +0,0 @@
-package h
-
-//traits to make ambiguity with function literal as an argument
-interface A
-interface B
-interface C: A, B
-
-fun <T> foo(a: A, f: () -> T): T = f()
-fun <T> foo(b: B, f: () -> T): T = f()
-
-fun test(c: C) {
-    <!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!>(c) f@ {
-        c<!UNNECESSARY_NOT_NULL_ASSERTION!>!!<!>
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package h

 //traits to make ambiguity with function literal as an argument
@@ -1,18 +0,0 @@
-fun <T, R> Iterable<T>.map(transform: (T) -> R): List<R> = null!!
-fun <T> listOf(): List<T> = null!!
-fun <T> listOf(vararg values: T): List<T> = null!!
-
-fun commonSystemFailed(a: List<Int>) {
-    a.map {
-        if (it == 0) return@map listOf(it)
-        listOf()
-    }
-    a.map {
-        if (it == 0) return@map listOf()
-        listOf(it)
-    }
-    a.map {
-        if (it == 0) listOf()
-        else listOf(it)
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 fun <T, R> Iterable<T>.map(transform: (T) -> R): List<R> = null!!
 fun <T> listOf(): List<T> = null!!
 fun <T> listOf(vararg values: T): List<T> = null!!
@@ -1,10 +0,0 @@
-package m
-
-interface Element
-
-fun test(handlers: Map<String, Element.()->Unit>) {
-
-    handlers.getOrElse("name", l@ { return@l null })
-}
-
-fun <K,V> Map<K,V>.getOrElse(key: K, defaultValue: ()-> V) : V = throw Exception("$key $defaultValue")
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package m

 interface Element
@@ -1,26 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_EXPRESSION,-UNUSED_VARIABLE
-
-fun <T : CharSequence?> T.bar1() {}
-fun CharSequence?.bar2() {}
-
-fun <T : CharSequence> T.bar3() {}
-
-fun <T : String?> foo(x: T) {
-    x<!UNSAFE_CALL!>.<!>length
-    x?.length
-
-    if (1 == 1) {
-        x!!.length
-    }
-
-
-    x.bar1()
-    x.bar2()
-
-    x?.bar1()
-    x?.bar2()
-
-    x<!UNSAFE_CALL!>.<!>bar3()
-
-    x?.let { it.length }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_EXPRESSION,-UNUSED_VARIABLE

 fun <T : CharSequence?> T.bar1() {}
@@ -1,23 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-// NI_EXPECTED_FILE
-
-interface In<in E>
-open class A : In<A>
-open class B : In<B>
-
-fun <T> select(x: T, y: T) = x
-
-fun foo2() = select(A(), B()) // Type "In<A & B>" is prohibited in return position
-
-
-
-open class C : In<C>
-open class D : In<D>
-open class E : In<E>
-open class F : In<F>
-open class G : In<G>
-open class H : In<H>
-
-fun <S> select8(a: S, b: S, c: S, d: S, e: S, f: S, g: S, h: S) = a
-
-fun foo8() = select8(A(), B(), C(), D(), E(), F(), G(), H())
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 // NI_EXPECTED_FILE

@@ -1,8 +0,0 @@
-package f
-
-fun <T> g(i: Int, a: Any): List<T> {throw Exception()}
-fun <T> g(a: Any, i: Int): Collection<T> {throw Exception()}
-
-fun <T> test() {
-    val c: List<T> = <!OVERLOAD_RESOLUTION_AMBIGUITY!>g<!>(1, 1)
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package f

 fun <T> g(i: Int, a: Any): List<T> {throw Exception()}
@@ -1,6 +0,0 @@
-package f
-
-fun <R> h(i: Int, a: Any, r: R, f: (Boolean) -> Int) = 1
-fun <R> h(a: Any, i: Int, r: R, f: (Boolean) -> Int) = 1
-
-fun test() = <!OVERLOAD_RESOLUTION_AMBIGUITY!>h<!>(1, 1, 1, { b -> 42 })
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package f

 fun <R> h(i: Int, a: Any, r: R, f: (Boolean) -> Int) = 1
@@ -1,10 +0,0 @@
-package f
-
-fun <T> f(i: Int, c: Collection<T>): List<T> {throw Exception()}
-fun <T> f(a: Any, l: List<T>): Collection<T> {throw Exception()}
-
-fun <T> test(l: List<T>) {
-    <!OVERLOAD_RESOLUTION_AMBIGUITY!>f<!>(1, emptyList())
-}
-
-fun <T> emptyList(): List<T> {throw Exception()}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package f

 fun <T> f(i: Int, c: Collection<T>): List<T> {throw Exception()}
@@ -1,10 +0,0 @@
-// !DIAGNOSTICS: -CONFLICTING_JVM_DECLARATIONS
-package f
-
-fun <R> h(f: (Boolean) -> R) = 1
-fun <R> h(f: (String) -> R) = 2
-
-fun test() = <!OVERLOAD_RESOLUTION_AMBIGUITY!>h<!>{ i -> getAnswer() }
-
-fun getAnswer() = 42
-
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -CONFLICTING_JVM_DECLARATIONS
 package f

@@ -1,7 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_VARIABLE
-
-fun <T : Any> nullable(): T? = null
-
-fun test() {
-    val value = nullable<Int>() ?: nullable()
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_VARIABLE

 fun <T : Any> nullable(): T? = null
@@ -1,19 +0,0 @@
-package conflictingSubstitutions
-//+JDK
-
-import java.util.*
-
-fun <R> elemAndList(r: R, t: MutableList<R>): R = r
-fun <R> R.elemAndListWithReceiver(r: R, t: MutableList<R>): R = r
-
-fun test() {
-    val s = elemAndList(11, list("72"))
-
-    val u = 11.elemAndListWithReceiver(4, list("7"))
-}
-
-fun <T> list(value: T) : ArrayList<T> {
-    val list = ArrayList<T>()
-    list.add(value)
-    return list
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package conflictingSubstitutions
 //+JDK

@@ -1,31 +0,0 @@
-// SKIP_JAVAC
-
-// FILE: MySettings.java
-
-import java.util.Collection
-
-class MySettings<
-        SS extends MySettings<SS, PS, L>,
-        PS extends MyComparableSettings,
-        L extends MySettingsListener<PS>
-    >
-{
-    public Collection<PS> getLinkedProjectsSettings() {
-        return null;
-    }
-
-    public static MySettings<?, ?, ?> getSettings() {
-        return null;
-    }
-}
-
-abstract class MyComparableSettings implements Comparable<MyComparableSettings> {}
-abstract class MySettingsListener<S extends MyComparableSettings> {}
-
-// FILE: test.kt
-
-fun test() {
-    val a = MySettings.getSettings()
-    a.getLinkedProjectsSettings()
-    a.linkedProjectsSettings
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // SKIP_JAVAC

 // FILE: MySettings.java
@@ -1,6 +0,0 @@
-// NI_EXPECTED_FILE
-fun <X, Y, Z> foo(f: (Y) -> Z, g: (X) -> Y, x: X): Z = f(g(x))
-
-// TODO: Actually, this is a bug and will work when new inference is enabled
-// see ([NI] Select variable with proper non-trivial constraint first) for more details
-fun test() = foo({ it + 1 }, { it.length }, "")
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // NI_EXPECTED_FILE
 fun <X, Y, Z> foo(f: (Y) -> Z, g: (X) -> Y, x: X): Z = f(g(x))

@@ -1,28 +0,0 @@
-// !CHECK_TYPE
-// !DIAGNOSTICS: -UNUSED_PARAMETER, -UNUSED_VARIABLE
-
-class AbstractSelector<S, I>
-class SelectorFor<S>
-
-inline operator fun <S, I> SelectorFor<S>.invoke(f: S.() -> I): AbstractSelector<S, I> = TODO()
-
-class State(val p1: Double, val p2: () -> Int, val p3: String?)
-
-fun test(s: SelectorFor<State>): Double {
-    val a = s { p1 }
-    a checkType { _<AbstractSelector<State, Double>>() }
-
-    val b = s { p2 }
-    b checkType { _<AbstractSelector<State, () -> Int>>()}
-
-    val c = s { p3 }
-    c checkType { _<AbstractSelector<State, String?>>() }
-
-    val d = s { }
-    d checkType { _<AbstractSelector<State, Unit>>() }
-
-    val e = s { return p1 }
-    e checkType { _<AbstractSelector<State, Nothing>>() }
-
-    return null!!
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !CHECK_TYPE
 // !DIAGNOSTICS: -UNUSED_PARAMETER, -UNUSED_VARIABLE

@@ -1,11 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER -UNUSED_VARIABLE
-
-fun <K> select2(x: K, y: K): K = TODO()
-fun <K> select3(x: K, y: K, z: K): K = TODO()
-
-fun test2(f: ((String) -> Int)?) {
-    val a0: ((Int) -> Int)? = select2({ it -> it }, null)
-    val b0: ((Nothing) -> Unit)? = select2({ it -> it }, null)
-
-    select3({ it.length }, f, null)
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER -UNUSED_VARIABLE

 fun <K> select2(x: K, y: K): K = TODO()
@@ -1,33 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-// NI_EXPECTED_FILE
-
-interface First {
-    fun first() {}
-}
-interface Second
-interface Third
-interface Fourth
-
-fun chained1(arg: First) = run {
-    if (arg !is Second) throw Exception()
-    arg
-}.let { third ->
-    if (third !is Third) throw Exception()
-    third
-}
-
-fun chained2(arg: First) = run {
-    if (arg !is Second) throw Exception()
-    arg
-}.let { third ->
-    if (third !is Third) throw Exception()
-    third
-}.let { fourth ->
-    if (fourth !is Fourth) throw Exception()
-    fourth
-}
-
-fun test(arg: First) {
-    chained1(arg).<!UNRESOLVED_REFERENCE!>first<!>()
-    chained2(arg).<!UNRESOLVED_REFERENCE!>first<!>()
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 // NI_EXPECTED_FILE

@@ -1,21 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-// NI_EXPECTED_FILE
-
-interface Base {
-    fun base() {}
-}
-interface Base2
-interface One : Base, Base2
-interface Two : Base, Base2
-
-fun <S: Base> intersectNullable(vararg elements: S): S? = TODO()
-
-fun smartCastAfterIntersection(a: One, b: Two) = run {
-    val v = intersectNullable(a, b)
-    if (v == null) throw Exception()
-    v
-}
-
-fun test(one: One, two: Two) {
-    smartCastAfterIntersection(one, two)<!UNNECESSARY_SAFE_CALL!>?.<!><!UNRESOLVED_REFERENCE!>base<!>()
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 // NI_EXPECTED_FILE

@@ -1,24 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-// NI_EXPECTED_FILE
-
-interface Base {
-    fun base() {}
-}
-interface Base2 : Base3
-interface Base3
-interface One : Base, Base2
-interface Two : Base, Base2
-interface Three : Base, Base3
-
-object O1 : One
-object O2 : Two
-object O3 : Three
-
-fun <S: Base> intersect(vararg elements: S): S = TODO()
-fun <S> intersectNoBound(vararg elements: S): S = TODO()
-
-fun some(a: One, b: Two, c: Three) = intersectNoBound(intersect(a, b), c)
-
-fun test(arg: Base, arg2: Base) {
-    some(O1, O2, O3).<!UNRESOLVED_REFERENCE!>base<!>()
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 // NI_EXPECTED_FILE

@@ -1,18 +0,0 @@
-// !DIAGNOSTICS: -UNREACHABLE_CODE
-//KT-2838 Type inference failed on passing null as a nullable argument
-package a
-
-fun <T> foo(a: T, b: Map<T, String>?) = b?.get(a)
-fun <T> bar(a: T, b: Map<T, String>) = b.get(a)
-
-fun test(a: Int) {
-    foo(a, null)
-    bar(a, <!NULL_FOR_NONNULL_TYPE!>null<!>)
-}
-fun test1(a: Int) {
-    foo(a, throw Exception())
-}
-
-fun test2(a: Int) {
-    bar(a, throw Exception())
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNREACHABLE_CODE
 //KT-2838 Type inference failed on passing null as a nullable argument
 package a
@@ -1,34 +0,0 @@
-// !CHECK_TYPE
-
-package s
-
-import checkSubtype
-
-interface In<in T>
-
-interface A
-interface B
-interface C: A, B
-
-fun <T> foo(in1: In<T>, in2: In<T>): T = throw Exception("$in1 $in2")
-
-fun test(inA: In<A>, inB: In<B>, inC: In<C>) {
-
-    foo(inA, inB)
-
-    val r = foo(inA, inC)
-    checkSubtype<C>(r)
-
-    val c: C = foo(inA, inB)
-
-    use(c)
-}
-
-fun <T: C> bar(in1: In<T>): T = throw Exception("$in1")
-
-fun test(inA: In<A>) {
-    val r = bar(inA)
-    checkSubtype<C>(r)
-}
-
-fun use(vararg a: Any?) = a
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !CHECK_TYPE

 package s
@@ -1,11 +0,0 @@
-// FILE: C.java
-
-// See KT-10410
-public class C {
-    public <T extends T> C(T t) {
-    }
-}
-
-// FILE: main.kt
-
-fun foo() = C(<!NO_VALUE_FOR_PARAMETER!>)<!>
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // FILE: C.java

 // See KT-10410
@@ -1,23 +0,0 @@
-// !CHECK_TYPE
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-// FILE: A.java
-
-public class A {
-    public static Out<? super CharSequence> foo() { return null; }
-    public static In<? extends CharSequence> bar() { return null; }
-}
-
-// FILE: main.kt
-
-class Out<out E> {
-    fun x(): E = null!!
-}
-
-class In<in F> {
-    fun y(f: F) {}
-}
-
-fun test() {
-    A.foo().x() checkType { _<Any?>() }
-    A.bar().y(<!NULL_FOR_NONNULL_TYPE!>null<!>)
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !CHECK_TYPE
 // !DIAGNOSTICS: -UNUSED_PARAMETER
 // FILE: A.java
@@ -1,19 +0,0 @@
-interface A
-interface B
-
-fun <R: A> R.f() {
-}
-
-fun <R: B> R.f() {
-}
-
-class AImpl: A
-class BImpl: B
-
-class C: A, B
-
-fun main() {
-    AImpl().f()
-    BImpl().f()
-    C().<!OVERLOAD_RESOLUTION_AMBIGUITY!>f<!>()
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 interface A
 interface B

@@ -1,27 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_VARIABLE
-// FILE: A.java
-
-import java.util.List;
-
-public interface A<T> {
-    boolean value(T t);
-}
-
-// FILE: B.java
-
-class B {
-    void foo(Runnable runnable, A x);
-
-    static A bar() {}
-}
-
-// FILE: main.kt
-
-fun main() {
-    fun println() {}
-    // All parameters in SAM adapter of `foo` have functional types
-    B().foo({ println() }, B.bar())
-    // So you should use SAM constructors when you want to use mix lambdas and Java objects
-    B().foo(Runnable { println() }, B.bar())
-    B().foo({ println() }, { it: Any? -> it == null } )
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_VARIABLE
 // FILE: A.java

@@ -1,25 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-
-interface Bar<T> {
-    val t: T
-}
-
-class MyBar<T>(override val t: T) : Bar<T>
-
-class BarR : Bar<BarR> {
-    override val t: BarR get() = this
-}
-
-class Foo<F : Bar<F>>(val f: F)
-
-fun <T> id(t1: T, t2: T) = t2
-
-fun test(foo: Foo<*>, g: Bar<*>) {
-    id(foo.f, g).t.<!UNRESOLVED_REFERENCE!>t<!>
-}
-
-fun main() {
-    val foo = Foo(BarR())
-    test(foo, MyBar(2))
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER


@@ -1,10 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-        
-fun Int.invoke(i: Int, a: Any) {}
-fun Int.invoke(a: Any, i: Int) {}
-
-fun foo(i: Int) {
-    <!NONE_APPLICABLE!>i<!>(1, 1)
-
-    <!NONE_APPLICABLE!>5<!>(1, 2)
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER

 fun Int.invoke(i: Int, a: Any) {}
@@ -1,22 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER -UNUSED_VARIABLE
-class A
-
-fun test(foo: A.() -> Int, a: A) {
-    val b: Int = foo(a)
-    val c: Int = (foo)(a)
-}
-
-class B {
-    val foo: A.() -> Int = null!!
-
-    init {
-        val b: Int = foo(A())
-    }
-}
-
-fun foo(): A.() -> Int {
-    val b: Int = foo()(A())
-    val c: Int = (foo())(A())
-
-    return null!!
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_EXPRESSION -UNUSED_PARAMETER -UNUSED_VARIABLE
 class A

@@ -1,18 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-interface A
-class B : A
-
-val String.ext: A
-    get() = TODO()
-
-class Cls {
-    fun take(arg: B) {}
-
-    fun test(s: String) {
-        if (s.ext is B)
-            take(s.ext)
-    }
-}
-
-fun take(arg: Any) {}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER

 interface A
@@ -1,10 +0,0 @@
-package h
-
-fun foo(i: Int) = i
-fun foo(s: String) = s
-
-fun test() {
-    <!NONE_APPLICABLE!>foo<!>(emptyList())
-}
-
-fun <T> emptyList(): List<T> {throw Exception()}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 package h

 fun foo(i: Int) = i
@@ -1,16 +0,0 @@
-class ResolutionCandidate<A>
-
-class ResolutionTask<B, C : B>(val candidate: ResolutionCandidate<B>)
-
-fun <D, E : D> List<ResolutionTask<D, E>>.bar(t: ResolutionTask<D, E>) = t
-
-public class ResolutionTaskHolder<F, G : F> {
-    fun test(candidate: ResolutionCandidate<F>, tasks: MutableList<ResolutionTask<F, G>>) {
-        tasks.bar(ResolutionTask<F, G>(candidate))
-        tasks.add(ResolutionTask<F, G>(candidate))
-
-        //todo the problem is the type of ResolutionTask is inferred as ResolutionTask<F, F> too early
-        tasks.bar(ResolutionTask(candidate))
-        tasks.add(ResolutionTask(candidate))
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 class ResolutionCandidate<A>

 class ResolutionTask<B, C : B>(val candidate: ResolutionCandidate<B>)
@@ -1,19 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-interface A<T> {
-    fun foo(x: T)
-    fun foo(x: String)
-
-    fun <E> baz(x: E, y: String)
-    fun <E> baz(x: String, y: E)
-}
-
-fun <E> baz(x: E, y: String) {}
-fun <E> baz(x: String, y: E) {}
-
-fun bar(x: A<String>) {
-    x.<!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!>("")
-
-    x.<!OVERLOAD_RESOLUTION_AMBIGUITY!>baz<!>("", "")
-    <!OVERLOAD_RESOLUTION_AMBIGUITY!>baz<!>("", "")
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_PARAMETER

 interface A<T> {
@@ -1,9 +0,0 @@
-interface AutoCloseable
-interface Closeable : AutoCloseable
-
-fun <T1 : AutoCloseable, R1> T1.myUse(f: (T1) -> R1): R1 = f(this)
-fun <T2 : Closeable, R2> T2.myUse(f: (T2) -> R2): R2 = f(this)
-
-fun test1(x: Closeable) = x.myUse { 42 }
-fun test2(x: Closeable) = x.myUse<Closeable, Int> { 42 }
-fun test3(x: Closeable) = x.myUse<AutoCloseable, Int> { 42 } // TODO KT-10681
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 interface AutoCloseable
 interface Closeable : AutoCloseable

@@ -1,15 +0,0 @@
-// !CONSTRAINT_SYSTEM_FOR_OVERLOAD_RESOLUTION: CONSTRAINT_SYSTEM_FOR_NEW_INFERENCE
-
-open class A<T>(val value: T)
-class B<T>(value: T) : A<T>(value)
-
-fun <T> A<T>.foo(block: (T?) -> Unit) {
-    block(value)
-}
-fun <T> B<T>.foo(block: (T) -> Unit) {
-    block(value)
-}
-
-fun main() {
-    B("string").<!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!> {  }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !CONSTRAINT_SYSTEM_FOR_OVERLOAD_RESOLUTION: CONSTRAINT_SYSTEM_FOR_NEW_INFERENCE

 open class A<T>(val value: T)
@@ -1,25 +0,0 @@
-// !CONSTRAINT_SYSTEM_FOR_OVERLOAD_RESOLUTION: CONSTRAINT_SYSTEM_FOR_NEW_INFERENCE
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-// FILE: a.kt
-
-package a
-
-enum class A { A1 }
-
-fun <T : Enum<T>> foo(arg: T.() -> Unit) = 1
-
-// FILE: b.kt
-
-package b
-
-fun <T : Any> foo(arg: T.() -> Unit) = 2
-
-// FILE: test.kt
-
-import a.*
-import b.*
-
-fun test() {
-    <!OVERLOAD_RESOLUTION_AMBIGUITY!>foo<!><A> { }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !CONSTRAINT_SYSTEM_FOR_OVERLOAD_RESOLUTION: CONSTRAINT_SYSTEM_FOR_NEW_INFERENCE
 // !DIAGNOSTICS: -UNUSED_PARAMETER

@@ -1,23 +0,0 @@
-// !CONSTRAINT_SYSTEM_FOR_OVERLOAD_RESOLUTION: CONSTRAINT_SYSTEM_FOR_NEW_INFERENCE
-// !DIAGNOSTICS: -UNUSED_PARAMETER
-
-// FILE: a.kt
-
-package a
-
-fun <T> foo(block: (T?) -> Unit) {}
-
-// FILE: b.kt
-
-package b
-
-fun <K> foo(block: (K) -> Unit) {}
-
-// FILE: test.kt
-
-import a.*
-import b.*
-
-fun main() {
-    foo<String> {  }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !CONSTRAINT_SYSTEM_FOR_OVERLOAD_RESOLUTION: CONSTRAINT_SYSTEM_FOR_NEW_INFERENCE
 // !DIAGNOSTICS: -UNUSED_PARAMETER

@@ -1,28 +0,0 @@
-// !DIAGNOSTICS: -UNUSED_VARIABLE
-
-interface A
-interface B
-
-interface C: A, B
-interface D: A, B
-interface E: A, B
-
-fun foo(c: C?, d: D?, e: E?) {
-    val test1: A? = c ?: d ?: e
-
-    val test2: B? = if (false) if (true) c else d else e
-
-    val test3: A? = when {
-        true -> c
-        else -> when {
-            true -> d
-            else -> e
-        }
-    }
-
-    val test4: B? = when (1) {
-        1 -> c
-        2 -> d
-        else -> e
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !DIAGNOSTICS: -UNUSED_VARIABLE

 interface A
@@ -1,40 +0,0 @@
-// !LANGUAGE: +BooleanElvisBoundSmartCasts
-// See KT-20752
-
-class Unstable {
-    val first: String? get() = null
-}
-
-class StringList {
-    fun remove(s: String) = s
-}
-
-fun StringList.remove(s: String?) = s ?: ""
-
-fun String.isEmpty() = this == ""
-
-fun foo(list: StringList, arg: Unstable) {
-    list.remove(arg.first)
-    if (arg.first?.isEmpty() ?: false) {
-        // Should be still resolved to extension, without smart cast or smart cast impossible
-        list.remove(arg.first)
-    }
-}
-
-class UnstableBoolean {
-    val first: Boolean? get() = null
-}
-
-class BooleanList {
-    fun remove(b: Boolean) = b
-}
-
-fun BooleanList.remove(b: Boolean?) = b ?: false
-
-fun bar(list: BooleanList, arg: UnstableBoolean) {
-    list.remove(arg.first)
-    if (arg.first ?: false) {
-        // Should be still resolved to extension, without smart cast or smart cast impossible
-        list.remove(arg.first)
-    }
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // !LANGUAGE: +BooleanElvisBoundSmartCasts
 // See KT-20752

@@ -1,7 +0,0 @@
-fun foo() {
-    var v: String? = "xyz"
-    // It is possible in principle to provide smart cast here
-    v<!UNSAFE_CALL!>.<!>length
-    v = null
-    v<!UNSAFE_CALL!>.<!>length
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 fun foo() {
    var v: String? = "xyz"
    // It is possible in principle to provide smart cast here
@@ -1,18 +0,0 @@
-// FILE: foo.kt
-package foo
-
-fun <T> f(l: List<T>) {}
-
-// FILE: bar.kt
-package bar
-
-fun <T> f(l: List<T>) {}
-
-// FILE: main.kt
-
-import foo.*
-import bar.*
-
-fun <T> test(l: List<T>) {
-    <!OVERLOAD_RESOLUTION_AMBIGUITY!>f<!>(l)
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // FILE: foo.kt
 package foo

@@ -1,40 +0,0 @@
-// NI_EXPECTED_FILE
-
-interface Ref<T> {
-    var x: T
-}
-
-class LateInitNumRef<NN: Number>() : Ref<NN> {
-    constructor(x: NN) : this() { this.x = x }
-
-    private var xx: NN? = null
-
-    override var x: NN
-        get() = xx!!
-        set(value) {
-            xx = value
-        }
-}
-
-typealias LateNR<Nt> = LateInitNumRef<Nt>
-
-fun <V, R : Ref<in V>> update(r: R, v: V): R {
-    r.x = v
-    return r
-}
-
-val r1 = update(LateInitNumRef(), 1)
-val r1a = update(LateNR(), 1)
-val r2 = update(LateInitNumRef(1), 1)
-val r2a = update(LateNR(1), 1)
-val r3 = LateInitNumRef(1)
-val r3a = LateNR(1)
-
-fun test() {
-    r1.x = r1.x
-    r1a.x = r1a.x
-    r2.x = r2.x
-    r2a.x = r2a.x
-    r3.x = r3.x
-    r3a.x = r3a.x
-}
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // NI_EXPECTED_FILE

 interface Ref<T> {
@@ -1,16 +0,0 @@
-// NI_EXPECTED_FILE
-
-class Foo<A : Number>
-class Bar<B : CharSequence>
-
-class Hr<A, B, C, D>(val a: A, val b: B)
-
-typealias Test<A, B> = Hr<A, B, Foo<A>, Bar<B>>
-
-val test1 = Test(1, "")
-val test2 = Test(1, 2)
-
-
-typealias Bas<T> = Hr<T, T, Foo<T>, Bar<T>>
-
-val test3 = Bas(1, 1)
@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // NI_EXPECTED_FILE

 class Foo<A : Number>
--- a/Show More
+++ b/Show More