Report UNUSED_PARAMETER on main parameter in 1.3+ #KT-26999 Fixed

compiler/frontend/src/org/jetbrains/kotlin/cfg/ControlFlowInformationProvider.kt

@@ -671,7 +671,7 @@ class ControlFlowInformationProvider private constructor(
                 val mainFunctionDetector = MainFunctionDetector(trace.bindingContext, languageVersionSettings)
                 val isMain = owner is KtNamedFunction && mainFunctionDetector.isMain(owner)
                 val functionName = functionDescriptor.name
-                if (isMain
+                if (isMain && !languageVersionSettings.supportsFeature(LanguageFeature.ExtendedMainConvention)
                     || functionDescriptor.isOverridableOrOverrides
                     || owner.hasModifier(KtTokens.OVERRIDE_KEYWORD)
                     || OperatorNameConventions.GET_VALUE == functionName

compiler/testData/codegen/box/diagnostics/vararg/kt4172.kt

@@ -3,7 +3,7 @@ fun box(): String {
     return "OK"
 }
 
-fun main(args: Array<String>) {
+fun main(<!UNUSED_PARAMETER!>args<!>: Array<String>) {
     D.foo(array())
 }
 

compiler/testData/diagnostics/tests/OverridenSetterVisibility.kt

@@ -20,7 +20,7 @@ class Test: ATest(), ITest {
         <!CANNOT_CHANGE_ACCESS_PRIVILEGE, SETTER_VISIBILITY_INCONSISTENT_WITH_PROPERTY_VISIBILITY!>internal<!> set(<!UNUSED_PARAMETER!>value<!>) {}
 }
 
-fun main(args: Array<String>) {
+fun main() {
     val test = Test()
     <!INVISIBLE_SETTER!>test.prop<!> = 12
 

compiler/testData/diagnostics/tests/OverridenSetterVisibility.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public abstract class ATest {
     public constructor ATest()

compiler/testData/diagnostics/tests/PackageInExpressionPosition.kt

@@ -13,7 +13,7 @@ val xsss = foo.<!NO_COMPANION_OBJECT!>X<!>
 val xssss = <!EXPRESSION_EXPECTED_PACKAGE_FOUND!>foo<!>
 val f = { <!NO_COMPANION_OBJECT!>System<!> }
 
-fun main(args : Array<String>) {
+fun main() {
     <!EXPRESSION_EXPECTED_PACKAGE_FOUND!>java<!> = null
     <!NO_COMPANION_OBJECT!>System<!> = null
     <!NO_COMPANION_OBJECT!>System<!>!!

compiler/testData/diagnostics/tests/PackageInExpressionPosition.txt

@@ -10,7 +10,7 @@ package foo {
     public val xss: [ERROR : Type for java.lang.System]
     public val xsss: [ERROR : Type for foo.X]
     public val xssss: [ERROR : Type for foo]
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 
     public final class X {
         public constructor X()

compiler/testData/diagnostics/tests/TypeInference.kt

@@ -6,7 +6,7 @@ class C<T>() {
 fun foo(<!UNUSED_PARAMETER!>c<!>: C<Int>) {}
 fun <T> bar() : C<T> {<!NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY!>}<!>
 
-fun main(args : Array<String>) {
+fun main() {
   val <!UNUSED_VARIABLE!>a<!> : C<Int> = C();
   val <!UNUSED_VARIABLE!>x<!> : C<in String> = C()
   val <!UNUSED_VARIABLE!>y<!> : C<out String> = C()

compiler/testData/diagnostics/tests/TypeInference.txt

@@ -2,7 +2,7 @@ package
 
 public fun </*0*/ T> bar(): C<T>
 public fun foo(/*0*/ c: C<kotlin.Int>): kotlin.Unit
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public final class C</*0*/ T> {
     public constructor C</*0*/ T>()

compiler/testData/diagnostics/tests/annotations/AnnotatedConstructorParams.kt

@@ -6,7 +6,7 @@ import java.lang.SuppressWarnings as suppresswarnings
 
 <!DEPRECATED_JAVA_ANNOTATION!>@deprecated<!> @suppresswarnings val s: String = "";
 
-<!DEPRECATED_JAVA_ANNOTATION!>@deprecated<!> @suppresswarnings fun main(args : Array<String>) {
+<!DEPRECATED_JAVA_ANNOTATION!>@deprecated<!> @suppresswarnings fun main() {
     System.out.println("Hello, world!")
 }
 

compiler/testData/diagnostics/tests/annotations/AnnotatedConstructorParams.txt

@@ -2,7 +2,7 @@ package
 
 package a {
     @field:java.lang.Deprecated @field:java.lang.SuppressWarnings(value = {}) public val s: kotlin.String = ""
-    @java.lang.Deprecated @java.lang.SuppressWarnings(value = {}) public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    @java.lang.Deprecated @java.lang.SuppressWarnings(value = {}) public fun main(): kotlin.Unit
 
     public final class Test {
         public constructor Test(/*0*/ @java.lang.Deprecated s: kotlin.String, /*1*/ @java.lang.SuppressWarnings(value = {}) x: kotlin.Int)

compiler/testData/diagnostics/tests/checkArguments/SpreadVarargs.kt

@@ -4,7 +4,7 @@
 
 fun <T> array1(vararg a : T) = a
 
-fun main(args : Array<String>) {
+fun main() {
     val a = array1("a", "b")
     val b = array1(1, 1)
     join(1)

compiler/testData/diagnostics/tests/checkArguments/SpreadVarargs.txt

@@ -4,4 +4,4 @@ public fun </*0*/ T> array1(/*0*/ vararg a: T /*kotlin.Array<out T>*/): kotlin.A
 public fun join(/*0*/ x: kotlin.Int, /*1*/ vararg a: kotlin.String /*kotlin.Array<out kotlin.String>*/): kotlin.String
 public fun </*0*/ T> joinG(/*0*/ x: kotlin.Int, /*1*/ vararg a: T /*kotlin.Array<out T>*/): kotlin.String
 public fun </*0*/ T : kotlin.Any> joinT(/*0*/ x: kotlin.Int, /*1*/ vararg a: T /*kotlin.Array<out T>*/): T?
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit

compiler/testData/diagnostics/tests/controlFlowAnalysis/deadCode/expressionInUnitLiteral.kt

@@ -1,4 +1,4 @@
-fun main(args: Array<String>) {
+fun main() {
     "".run {
         <!UNUSED_EXPRESSION!>""<!>
     }

compiler/testData/diagnostics/tests/controlFlowAnalysis/deadCode/expressionInUnitLiteral.txt

@@ -1,4 +1,4 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun </*0*/ T> T.run(/*0*/ f: (T) -> kotlin.Unit): kotlin.Unit

compiler/testData/diagnostics/tests/controlFlowAnalysis/definiteReturn/kt3444_ReturnFromLocalFunctions.kt

@@ -11,7 +11,7 @@ fun box(): Int {
     return local()
 }
 
-fun main(args: Array<String>) {
+fun main() {
     box()
 }
 

compiler/testData/diagnostics/tests/controlFlowAnalysis/definiteReturn/kt3444_ReturnFromLocalFunctions.txt

@@ -2,5 +2,5 @@ package
 
 package f {
     public fun box(): kotlin.Int
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/controlFlowAnalysis/kt2369.kt

@@ -1,6 +1,6 @@
 //KT-2369 Variable is not marked as uninitialized in 'finally' section
 
-fun main(args: Array<String>) {
+fun main() {
     var x : Int
     try {
         throw Exception()

compiler/testData/diagnostics/tests/controlFlowAnalysis/kt2369.txt

@@ -1,4 +1,4 @@
 package
 
 public fun doSmth(/*0*/ a: kotlin.Any?): kotlin.Any?
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit

compiler/testData/diagnostics/tests/controlFlowAnalysis/kt843.kt

@@ -2,7 +2,7 @@
 
 package kt843
 
-fun main(args : Array<String>) {
+fun main() {
     // Integer type
     val<!SYNTAX!><!> // this word is grey, which looks strange
 }

compiler/testData/diagnostics/tests/controlFlowAnalysis/kt843.txt

@@ -1,5 +1,5 @@
 package
 
 package kt843 {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/controlFlowAnalysis/mainWith12.kt

@@ -0,0 +1,5 @@
+// !LANGUAGE: -ExtendedMainConvention
+
+fun main(args: Array<String>) {
+
+}

compiler/testData/diagnostics/tests/controlFlowAnalysis/mainWith12.txt

@@ -0,0 +1,3 @@
+package
+
+public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit

compiler/testData/diagnostics/tests/controlFlowAnalysis/mainWith13.kt

@@ -0,0 +1,3 @@
+fun main(<!UNUSED_PARAMETER!>args<!>: Array<String>) {
+
+}

compiler/testData/diagnostics/tests/controlFlowAnalysis/mainWith13.txt

@@ -0,0 +1,3 @@
+package
+
+public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit

compiler/testData/diagnostics/tests/controlStructures/catchingLocalClassesCapturingTypeParameters.kt

@@ -15,7 +15,7 @@ fun <T> foo(x: Throwable, z: T, b: (T) -> Unit) {
     }
 }
 
-fun main(args: Array<String>) {
+fun main() {
     foo(RuntimeException(), 1) { throw IllegalStateException() }
     foo(global!!, "") { it.length } // (*)
 }

compiler/testData/diagnostics/tests/controlStructures/catchingLocalClassesCapturingTypeParameters.txt

@@ -3,5 +3,5 @@ package
 package test {
     public var global: kotlin.Throwable?
     public fun </*0*/ T> foo(/*0*/ x: kotlin.Throwable, /*1*/ z: T, /*2*/ b: (T) -> kotlin.Unit): kotlin.Unit
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/controlStructures/kt770.kt351.kt735_StatementType.kt

@@ -4,7 +4,7 @@ package kt770_351_735
 
 
 //KT-770 Reference is not resolved to anything, but is not marked unresolved
-fun main(args : Array<String>) {
+fun main() {
     var i = 0
     when (i) {
         1 -> i--

compiler/testData/diagnostics/tests/controlStructures/kt770.kt351.kt735_StatementType.txt

@@ -9,7 +9,7 @@ package kt770_351_735 {
     public fun fooWithAnuNullableResult(/*0*/ s: kotlin.String?, /*1*/ name: kotlin.String, /*2*/ optional: kotlin.Boolean): kotlin.Any?
     public fun fooWithAnyArg(/*0*/ arg: kotlin.Any): kotlin.Unit
     public fun fooWithAnyNullableArg(/*0*/ arg: kotlin.Any?): kotlin.Unit
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun test1(): kotlin.Unit
     public fun test2(): kotlin.Unit
     public fun testCoercionToAny(): kotlin.Unit

compiler/testData/diagnostics/tests/extensions/ExtensionFunctions.kt

@@ -56,7 +56,7 @@ import outer.*
         fun Any?.equals1(<!UNUSED_PARAMETER!>other<!> : Any?) : Boolean = true
         fun Any.equals2(<!UNUSED_PARAMETER!>other<!> : Any?) : Boolean = true
 
-        fun main(args: Array<String>) {
+        fun main() {
 
             System.out.print(1)
 

compiler/testData/diagnostics/tests/extensions/ExtensionFunctions.txt

@@ -1,7 +1,7 @@
 package
 
 package null_safety {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun parse(/*0*/ cmd: kotlin.String): null_safety.Command?
     public fun kotlin.Any.equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public fun kotlin.Any?.equals1(/*0*/ other: kotlin.Any?): kotlin.Boolean

compiler/testData/diagnostics/tests/extensions/GenericIterator.kt

@@ -27,7 +27,7 @@ operator fun <T : Any> T?.iterator() = object : MyIterator<T> {
     }
 }
 
-fun main(args : Array<String>) {
+fun main() {
   val i : Int? = 1
   for (x in i) {
     System.out.println(x)

compiler/testData/diagnostics/tests/extensions/GenericIterator.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public operator fun </*0*/ T : kotlin.Any> T?.iterator(): MyIterator<T>
 public fun </*0*/ T> java.util.Enumeration<T>.iterator(): kotlin.collections.Iterator<T>
 

compiler/testData/diagnostics/tests/extensions/extensionMemberInClassObject.kt

@@ -8,7 +8,7 @@ class Foo {
     companion object : JPAEntityClass<Foo>
 }
 
-fun main(args: Array<String>) {
+fun main() {
     with("", {
         Foo.<!UNRESOLVED_REFERENCE!>findByName<!>("")
     })

compiler/testData/diagnostics/tests/extensions/extensionMemberInClassObject.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public final class Foo {
     public constructor Foo()

compiler/testData/diagnostics/tests/functionLiterals/kt11733_1.kt

@@ -9,7 +9,7 @@ public interface Predicate<T extends CharSequence> {
 }
 // FILE: Main.kt
 fun process(<!UNUSED_PARAMETER!>x<!>: Predicate<String>) {}
-fun main(args: Array<String>) {
+fun main() {
     process(Predicate { x -> x checkType { _<String>() }
         true
     })

compiler/testData/diagnostics/tests/functionLiterals/kt11733_1.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun process(/*0*/ x: Predicate<kotlin.String>): kotlin.Unit
 
 public interface Predicate</*0*/ T : kotlin.CharSequence!> {

compiler/testData/diagnostics/tests/functionLiterals/kt2906.kt

@@ -14,7 +14,7 @@ public fun foo2(bar: () -> Unit) {
     }
 }
 
-fun main(args: Array<String>) {
+fun main() {
     foo1 { println ("foo1")} // prints "foo1"
     foo2 { println ("foo2")} // prints "foo2"
 }

compiler/testData/diagnostics/tests/functionLiterals/kt2906.txt

@@ -3,6 +3,6 @@ package
 package bug {
     public fun foo1(/*0*/ bar: () -> kotlin.Unit): kotlin.Unit
     public fun foo2(/*0*/ bar: () -> kotlin.Unit): kotlin.Unit
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun println(/*0*/ s: kotlin.String): kotlin.String
 }

compiler/testData/diagnostics/tests/functionLiterals/kt3343.kt

@@ -1,6 +1,6 @@
 // KT-3343 Type mismatch when function literal consists of try-catch with Int returning call, and Unit is expected
 
-fun main(args : Array<String>) {
+fun main() {
     "hello world".prt{
         try{
             print(it)

compiler/testData/diagnostics/tests/functionLiterals/kt3343.txt

@@ -1,6 +1,6 @@
 package
 
 public fun log(/*0*/ str: kotlin.String): kotlin.Int
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun print(/*0*/ obj: kotlin.Any): kotlin.Unit
 public fun kotlin.String.prt(/*0*/ action: (kotlin.String) -> kotlin.Unit): kotlin.Unit

compiler/testData/diagnostics/tests/functionLiterals/kt4529.kt

@@ -4,7 +4,7 @@ class G {
     infix fun foo(bar: (Int) -> Int) = bar
 }
 
-fun main(args: Array<String>) {
+fun main() {
     use(
             G().foo {it + 11} // no error
     )

compiler/testData/diagnostics/tests/functionLiterals/kt4529.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun use(/*0*/ a: kotlin.Any?): kotlin.Any?
 
 public final class G {

compiler/testData/diagnostics/tests/functionLiterals/kt6869.kt

@@ -1,4 +1,4 @@
-fun main(args : Array<String>) {
+fun main() {
     var list = listOf(1)
 
     val a: Int? = 2

compiler/testData/diagnostics/tests/functionLiterals/kt6869.txt

@@ -1,5 +1,5 @@
 package
 
 public fun </*0*/ T> listOf(/*0*/ vararg values: T /*kotlin.Array<out T>*/): kotlin.collections.List<T>
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public operator fun </*0*/ T> kotlin.collections.Iterable<T>.plus(/*0*/ element: T): kotlin.collections.List<T>

compiler/testData/diagnostics/tests/functionLiterals/unusedLiteralInsideUnitLiteral.kt

@@ -1,4 +1,4 @@
-fun main(args: Array<String>) {
+fun main() {
     "".run {
         <!UNUSED_LAMBDA_EXPRESSION!>{}<!>
     }

compiler/testData/diagnostics/tests/functionLiterals/unusedLiteralInsideUnitLiteral.txt

@@ -1,4 +1,4 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun </*0*/ T> T.run(/*0*/ f: (T) -> kotlin.Unit): kotlin.Unit

compiler/testData/diagnostics/tests/generics/kt9203.kt

@@ -4,7 +4,7 @@
 import java.util.stream.Collectors
 import java.util.stream.IntStream
 
-fun main(args: Array<String>) {
+fun main() {
     val xs = IntStream.<!INTERFACE_STATIC_METHOD_CALL_FROM_JAVA6_TARGET_ERROR!>range<!>(0, 10).mapToObj { it.toString() }
             .collect(Collectors.toList())
     xs[0]

compiler/testData/diagnostics/tests/generics/kt9203.txt

@@ -1,3 +1,3 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit

compiler/testData/diagnostics/tests/generics/kt9203_1.kt

@@ -11,7 +11,7 @@ interface Stream<T> {
 }
 fun stream(): Stream<String> = null!!
 
-fun main(args: Array<String>) {
+fun main() {
     val stream: Stream<String> = stream()
     val xs = stream.collect(toList())
     xs.foo()

compiler/testData/diagnostics/tests/generics/kt9203_1.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun stream(): Stream<kotlin.String>
 public fun </*0*/ T> toList(): Collector<T, A<T>>
 

compiler/testData/diagnostics/tests/generics/projectionsScope/kt7296.kt

@@ -5,7 +5,7 @@ import java.util.ArrayList
 
 class ListOfLists<T>(public val x : ArrayList<ArrayList<T>>)
 
-fun main(args : Array<String>) {
+fun main() {
     val a : ArrayList<ArrayList<String>> = ArrayList()
     val b : ListOfLists<String> = ListOfLists(a)
     val c : ListOfLists<*> = b

compiler/testData/diagnostics/tests/generics/projectionsScope/kt7296.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public final class ListOfLists</*0*/ T> {
     public constructor ListOfLists</*0*/ T>(/*0*/ x: java.util.ArrayList<java.util.ArrayList<T>>)

compiler/testData/diagnostics/tests/incompleteCode/arrayBracketsRange.kt

@@ -1,6 +1,6 @@
 package b
 
-fun main(args : Array<String>) {
+fun main() {
     var ints : Array<Int?> = arrayOfNulls<Int>(31)
 
     ints[0] = 4; ints[11] = 5; ints[2] =7

compiler/testData/diagnostics/tests/incompleteCode/arrayBracketsRange.txt

@@ -1,5 +1,5 @@
 package
 
 package b {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/incompleteCode/diagnosticWithSyntaxError/arrayExpression.kt

@@ -1,7 +1,7 @@
 // !WITH_NEW_INFERENCE
 package bar
 
-fun main(args : Array<String>) {
+fun main() {
     class Some
 
     <!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!><!NO_COMPANION_OBJECT!>Some<!>[<!SYNTAX!><!>]<!> <!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>names<!> <!DEBUG_INFO_MISSING_UNRESOLVED!><!SYNTAX!>=<!> ["ads"]<!>

compiler/testData/diagnostics/tests/incompleteCode/diagnosticWithSyntaxError/arrayExpression.txt

@@ -1,5 +1,5 @@
 package
 
 package bar {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/incompleteCode/diagnosticWithSyntaxError/checkBackingFieldException.kt

@@ -10,7 +10,7 @@ class Square() {
   private set
 }
 
-fun main(args : Array<String>) {
+fun main() {
   val s = Square()
 
   s.size = 2.0

compiler/testData/diagnostics/tests/incompleteCode/diagnosticWithSyntaxError/checkBackingFieldException.txt

@@ -1,7 +1,7 @@
 package
 
 package h {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 
     public final class Square {
         public constructor Square()

compiler/testData/diagnostics/tests/incompleteCode/incompleteAssignment.kt

@@ -7,7 +7,7 @@ fun sum(a : IntArray) : Int {
     for (e in a)
         <!UNRESOLVED_REFERENCE!>res<!> <!DEBUG_INFO_MISSING_UNRESOLVED!>+=<!><!SYNTAX!><!>
 }
-fun main(args : Array<String>) {
+fun main() {
     test(0)
     test(1, 1)
     test(-1, -1, 0)

compiler/testData/diagnostics/tests/incompleteCode/incompleteAssignment.txt

@@ -2,7 +2,7 @@ package
 
 package sum {
     public fun </*0*/ T : kotlin.Any> assertEquals(/*0*/ actual: T?, /*1*/ expected: T?, /*2*/ message: kotlin.Any? = ...): kotlin.Unit
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun sum(/*0*/ a: kotlin.IntArray): kotlin.Int
     public fun test(/*0*/ expectedSum: kotlin.Int, /*1*/ vararg data: kotlin.Int /*kotlin.IntArray*/): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/kt1293.kt

@@ -3,7 +3,7 @@
 
 package kt1293
 
-fun main(args : Array<String>) {
+fun main() {
     val intArray = arrayOfNulls<Int>(10)
     val <!UNUSED_VARIABLE!>i<!> : Int = <!NI;TYPE_MISMATCH, TYPE_MISMATCH!>intArray[0]<!>
     requiresInt(<!TYPE_MISMATCH!>intArray[0]<!>)

compiler/testData/diagnostics/tests/inference/kt1293.txt

@@ -1,6 +1,6 @@
 package
 
 package kt1293 {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun requiresInt(/*0*/ i: kotlin.Int): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/kt3184.kt

@@ -7,7 +7,7 @@ private fun <T> test(value: T, extf: String.(value: T)->Unit) {
     "".extf(value)
 }
 
-fun main(args: Array<String>) {
+fun main() {
     test(1, {value -> println(value)})
 }
 

compiler/testData/diagnostics/tests/inference/kt3184.txt

@@ -1,7 +1,7 @@
 package
 
 package a {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun println(/*0*/ message: kotlin.Any?): kotlin.Unit
     private fun </*0*/ T> test(/*0*/ value: T, /*1*/ extf: kotlin.String.(value: T) -> kotlin.Unit): kotlin.Unit
     public fun tests(): kotlin.Unit

compiler/testData/diagnostics/tests/inference/regressions/kt1127.kt

@@ -5,6 +5,6 @@ package d
 
 fun <T> asList(<!UNUSED_PARAMETER!>t<!>: T) : List<T>? {<!NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY!>}<!>
 
-fun main(args : Array<String>) {
+fun main() {
     val <!UNUSED_VARIABLE!>list<!> : List<String> = <!NI;TYPE_MISMATCH, NI;TYPE_MISMATCH, OI;TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH!>asList("")<!>
 }

compiler/testData/diagnostics/tests/inference/regressions/kt1127.txt

@@ -2,5 +2,5 @@ package
 
 package d {
     public fun </*0*/ T> asList(/*0*/ t: T): kotlin.collections.List<T>?
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/regressions/kt2200.kt

@@ -4,7 +4,7 @@
 //KT-2200 array(array()) breaks compiler
 package n
 
-fun main(args: Array<String>) {
+fun main() {
     val <!UNUSED_VARIABLE!>a<!> = <!OI;TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>array<!>(<!OI;TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>array<!>())
     val <!UNUSED_VARIABLE!>a0<!> : Array<Array<Int>> = array(array())
     val a1 = array(array<Int>())

compiler/testData/diagnostics/tests/inference/regressions/kt2200.txt

@@ -2,5 +2,5 @@ package
 
 package n {
     @kotlin.Suppress(names = {"UNCHECKED_CAST"}) public fun </*0*/ T> array(/*0*/ vararg t: T /*kotlin.Array<out T>*/): kotlin.Array<T>
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/regressions/kt2445.kt

@@ -3,7 +3,7 @@
 //KT-2445 Calling method with function with generic parameter causes compile-time exception
 package a
 
-fun main(args: Array<String>) {
+fun main() {
     <!OI;TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER!>test<!> {
 
     }

compiler/testData/diagnostics/tests/inference/regressions/kt2445.txt

@@ -1,6 +1,6 @@
 package
 
 package a {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun </*0*/ R> test(/*0*/ callback: (R) -> kotlin.Unit): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/regressions/kt2514.kt

@@ -8,7 +8,7 @@ fun <T> Thread.use(block: Thread.() -> T): T = block()
 
 fun <T: Closeable, R> T.use(block: (T)-> R) : R = block(this)
 
-fun main(args: Array<String>) {
+fun main() {
     Thread().use { }            // compilation error: Type inference failed
     Thread().use { 5 + 5 }      // compilation error: Type inference failed
     Thread().use<Unit> { }      // compiles okay

compiler/testData/diagnostics/tests/inference/regressions/kt2514.txt

@@ -1,7 +1,7 @@
 package
 
 package kt2514 {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun </*0*/ T : java.io.Closeable, /*1*/ R> T.use(/*0*/ block: (T) -> R): R
     public fun </*0*/ T> java.lang.Thread.use(/*0*/ block: java.lang.Thread.() -> T): T
 }

compiler/testData/diagnostics/tests/inference/regressions/kt2841.kt

@@ -7,7 +7,7 @@ public inline fun <T: Closeable, R> T.use1(block: (T)-> R) : R {
     return block(this)
 }
 
-fun main(args: Array<String>) {
+fun main() {
     C().use1 {
         <!UNUSED_ANONYMOUS_PARAMETER!>w<!> ->  // ERROR here
         <!UNRESOLVED_REFERENCE!>x<!>

compiler/testData/diagnostics/tests/inference/regressions/kt2841.txt

@@ -1,7 +1,7 @@
 package
 
 package a {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public inline fun </*0*/ T : a.Closeable, /*1*/ R> T.use1(/*0*/ block: (T) -> R): R
 
     public final class C : a.Closeable {

compiler/testData/diagnostics/tests/inference/regressions/kt4420.kt

@@ -4,7 +4,7 @@
 class Foo<T>
 fun <T> Foo<T>.bar(): T = throw Exception()
 
-fun main(args: Array<String>) {
+fun main() {
     val f: Foo<out String> = Foo()
     f.bar() checkType { _<String>() }
 }

compiler/testData/diagnostics/tests/inference/regressions/kt4420.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public fun </*0*/ T> Foo<T>.bar(): T
 
 public final class Foo</*0*/ T> {

compiler/testData/diagnostics/tests/inference/regressions/kt731.kt

@@ -12,7 +12,7 @@ fun <T, G> A<T>.foo(x: (T)-> G): G {
     return x(this.p)
 }
 
-fun main(args: Array<String>) {
+fun main() {
     val a = A(1)
     val t: String = <!NI;TYPE_MISMATCH!>a.<!OI;TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH!>foo({p -> <!NI;TYPE_MISMATCH, OI;TYPE_MISMATCH!>p<!>})<!><!>
     checkSubtype<String>(t)

compiler/testData/diagnostics/tests/inference/regressions/kt731.txt

@@ -1,7 +1,7 @@
 package
 
 package a {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun </*0*/ T, /*1*/ G> a.A<T>.foo(/*0*/ x: (T) -> G): G
 
     public final class A</*0*/ T> {

compiler/testData/diagnostics/tests/inference/reportingImprovements/ErrorTypeAsGenericParameter.kt

@@ -2,7 +2,7 @@ package a
 
 fun <T, R, S> foo(block: (T)-> R, <!UNUSED_PARAMETER!>second<!>: (T)-> S) = block
 
-fun main(args: Array<String>) {
+fun main() {
     val fff = { <!UNUSED_ANONYMOUS_PARAMETER!>x<!>: Int -> <!UNRESOLVED_REFERENCE!>aaa<!> }
     foo(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>fff<!>, { x -> x + 1 })
 }

compiler/testData/diagnostics/tests/inference/reportingImprovements/ErrorTypeAsGenericParameter.txt

@@ -2,5 +2,5 @@ package
 
 package a {
     public fun </*0*/ T, /*1*/ R, /*2*/ S> foo(/*0*/ block: (T) -> R, /*1*/ second: (T) -> S): (T) -> R
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/reportingImprovements/NoAmbiguityForDifferentFunctionTypes.kt

@@ -7,7 +7,7 @@ fun <T: Closeable, R> T.foo(block: (T)-> R) = block
 
 fun <T: Closeable, R> T.foo(block: (T, T)-> R) = block
 
-fun main(args: Array<String>) {
+fun main() {
     C().foo { // no ambiguity here
         <!UNUSED_ANONYMOUS_PARAMETER!>www<!> ->
         <!UNRESOLVED_REFERENCE!>xs<!>

compiler/testData/diagnostics/tests/inference/reportingImprovements/NoAmbiguityForDifferentFunctionTypes.txt

@@ -1,7 +1,7 @@
 package
 
 package a {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun </*0*/ T : a.Closeable, /*1*/ R> T.foo(/*0*/ block: (T) -> R): (T) -> R
     public fun </*0*/ T : a.Closeable, /*1*/ R> T.foo(/*0*/ block: (T, T) -> R): (T, T) -> R
 

compiler/testData/diagnostics/tests/inference/upperBounds/kt2856.kt

@@ -11,7 +11,7 @@ public inline fun <K,V1, V: V1> Map<K,V>.getOrElse1(key: K, defaultValue: ()-> V
     }
 }
 
-fun main(args: Array<String>) {
+fun main() {
     val map = HashMap<Int, Int>()
     println(map.getOrElse1(2, { null })) // Error
 }

compiler/testData/diagnostics/tests/inference/upperBounds/kt2856.txt

@@ -1,7 +1,7 @@
 package
 
 package d {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun println(/*0*/ message: kotlin.Any?): kotlin.Unit
     public inline fun </*0*/ K, /*1*/ V1, /*2*/ V : V1> kotlin.collections.Map<K, V>.getOrElse1(/*0*/ key: K, /*1*/ defaultValue: () -> V1): V1
 }

compiler/testData/diagnostics/tests/inline/localFun.kt

@@ -1,4 +1,4 @@
-fun main(args: Array<String>) {
+fun main() {
     <!NOT_YET_SUPPORTED_IN_INLINE!>inline<!> fun a(){
     }
 }

compiler/testData/diagnostics/tests/inline/localFun.txt

@@ -1,3 +1,3 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit

compiler/testData/diagnostics/tests/inline/nonLocalReturns/noInlineAnnotation.kt

@@ -1,5 +1,5 @@
 // !DIAGNOSTICS: -NOTHING_TO_INLINE
-fun main(args: Array<String>) {
+fun main() {
     test {
         <!RETURN_NOT_ALLOWED!>return<!>
     }

compiler/testData/diagnostics/tests/inline/nonLocalReturns/noInlineAnnotation.txt

@@ -1,4 +1,4 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 public inline fun test(/*0*/ noinline lambda: () -> kotlin.Unit): kotlin.Unit

compiler/testData/diagnostics/tests/inline/nonPublicMember/kt14887.kt

@@ -3,6 +3,6 @@
     <!UNRESOLVED_REFERENCE!>unresolved<!>().<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>another<!>()
 }
 
-fun main(args: Array<String>) {
+fun main() {
     foo()
 }

compiler/testData/diagnostics/tests/inline/nonPublicMember/kt14887.txt

@@ -1,4 +1,4 @@
 package
 
 public inline fun foo(): kotlin.Unit
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit

compiler/testData/diagnostics/tests/j+k/inheritanceStaticMethodFromInterface.kt

@@ -16,7 +16,7 @@ public class C implements I {
 
 class K : C()
 
-fun main(args: Array<String>) {
+fun main() {
     I.a
     I.<!INTERFACE_STATIC_METHOD_CALL_FROM_JAVA6_TARGET_ERROR!>foo<!>()
 

compiler/testData/diagnostics/tests/j+k/inheritanceStaticMethodFromInterface.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public open class C : I {
     public constructor C()

compiler/testData/diagnostics/tests/j+k/kt2619.kt

@@ -1,5 +1,5 @@
 //FILE: foo.kt
-fun main(args: Array<String>) {
+fun main() {
     val c: Type
     <!NON_EXHAUSTIVE_WHEN!>when<!> (<!UNINITIALIZED_VARIABLE, UNUSED_EXPRESSION!>c<!>)  {
 

compiler/testData/diagnostics/tests/j+k/kt2619.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public final enum class Type : kotlin.Enum<Type!> {
     enum entry TYPE

compiler/testData/diagnostics/tests/j+k/kt3311.kt

@@ -12,7 +12,7 @@ public class Super {
 public class Sub: Super() {
 }
 
-fun main(args: Array<String>) {
+fun main() {
     val x = Sub()
     x.foo = true
     x.bar = true

compiler/testData/diagnostics/tests/j+k/kt3311.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public final class Sub : Super {
     public constructor Sub()

compiler/testData/diagnostics/tests/j+k/privateNestedClassStaticMember.kt

@@ -13,6 +13,6 @@ public class Foo {
 
 // FILE: 1.kt
 
-fun main(args: Array<String>) {
+fun main() {
     javaPackage.Foo.<!INVISIBLE_REFERENCE!>Bar<!>.<!INVISIBLE_MEMBER!>doSmth<!>()
 }

compiler/testData/diagnostics/tests/j+k/privateNestedClassStaticMember.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 package javaPackage {
 

compiler/testData/diagnostics/tests/j+k/sam/fakeOverrideFunctionForStaticSam.kt

@@ -14,7 +14,7 @@ public class Observable<T> {
 }
 
 // FILE: 1.kt
-fun main(args: Array<String>) {
+fun main() {
     BehaviorSubject.create<String>(null)
     BehaviorSubject.create<Int> { }
 }

compiler/testData/diagnostics/tests/j+k/sam/fakeOverrideFunctionForStaticSam.txt

@@ -1,6 +1,6 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit
 
 public open class BehaviorSubject</*0*/ T : kotlin.Any!> : Observable<T!> {
     public constructor BehaviorSubject</*0*/ T : kotlin.Any!>()