Using of enum entries as types is now forbidden #KT-5401 Fixed

compiler/testData/diagnostics/tests/EnumEntryAsType.kt

@@ -0,0 +1,34 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+
+enum class Color { RED }
+
+class MyColor(val x: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>, y: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>) : <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> {
+
+    var z: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> = <!TYPE_MISMATCH!>Color.RED<!>
+        set(arg: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>) { z = arg }
+
+    fun foo(arg: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>): <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> = arg
+
+    fun bar(): <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> {
+        class Local : <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>
+        fun local(arg: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>): <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> = arg
+        val temp: <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> = <!TYPE_MISMATCH!>Color.RED<!>
+        temp <!USELESS_CAST!>as? <!ENUM_ENTRY_AS_TYPE!>Color.RED<!><!>
+        if (temp is <!IS_ENUM_ENTRY!>Color.RED<!>) {
+            return temp <!USELESS_CAST!>as <!ENUM_ENTRY_AS_TYPE!>Color.RED<!><!>
+        }
+        val obj = object : <!ENUM_ENTRY_AS_TYPE!>Color.RED<!> {}
+        if (obj is <!IS_ENUM_ENTRY!>Color.RED<!>) {
+            return obj
+        }
+        return <!TYPE_MISMATCH!>Color.RED<!>
+    }
+}
+
+fun create(): Array<<!ENUM_ENTRY_AS_TYPE!>Color.RED<!>>? = null
+
+interface Your<T : <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>>
+
+class His : Your<<!ENUM_ENTRY_AS_TYPE!>Color.RED<!>>
+
+fun <T : <!ENUM_ENTRY_AS_TYPE!>Color.RED<!>> otherCreate(): Array<T>? = null

compiler/testData/diagnostics/tests/EnumEntryAsType.txt

@@ -0,0 +1,50 @@
+package
+
+public fun create(): kotlin.Array<Color.RED>?
+public fun </*0*/ T : Color.RED> otherCreate(): kotlin.Array<T>?
+
+public final enum class Color : kotlin.Enum<Color> {
+    enum entry RED
+
+    private constructor Color()
+    public final override /*1*/ /*fake_override*/ val name: kotlin.String
+    public final override /*1*/ /*fake_override*/ val ordinal: kotlin.Int
+    protected final override /*1*/ /*fake_override*/ fun clone(): kotlin.Any
+    public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: Color): kotlin.Int
+    public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public final override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    // Static members
+    @kotlin.Deprecated(message = "Use 'values()' function instead", replaceWith = kotlin.ReplaceWith(expression = "this.values()", imports = {})) public final /*synthesized*/ val values: kotlin.Array<Color>
+    public final /*synthesized*/ fun valueOf(/*0*/ value: kotlin.String): Color
+    public final /*synthesized*/ fun values(): kotlin.Array<Color>
+}
+
+public final class His : Your<Color.RED> {
+    public constructor His()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class MyColor : Color.RED {
+    public constructor MyColor(/*0*/ x: Color.RED, /*1*/ y: Color.RED)
+    public final override /*1*/ /*fake_override*/ val name: kotlin.String
+    public final override /*1*/ /*fake_override*/ val ordinal: kotlin.Int
+    public final val x: Color.RED
+    public final var z: Color.RED
+    public final fun bar(): Color.RED
+    protected final override /*1*/ /*fake_override*/ fun clone(): kotlin.Any
+    public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: Color): kotlin.Int
+    public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public final fun foo(/*0*/ arg: Color.RED): Color.RED
+    public final override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Your</*0*/ T : Color.RED> {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/enum/inheritFromEnumEntry.kt

@@ -2,4 +2,4 @@ enum class E {
     ENTRY
 }
 
-class A : <!SINGLETON_IN_SUPERTYPE!>E.ENTRY<!>
+class A : <!ENUM_ENTRY_AS_TYPE!>E.ENTRY<!>