[FIR-TEST] Add new testdata generated after changes in previous commit

compiler/testData/diagnostics/testsWithStdLib/experimental/topLevel.fir.kt

@@ -0,0 +1,78 @@
+// !USE_EXPERIMENTAL: kotlin.Experimental
+// !DIAGNOSTICS: -UNUSED_VARIABLE
+// FILE: api.kt
+
+package api
+
+@Experimental(Experimental.Level.WARNING)
+@Target(AnnotationTarget.TYPE, AnnotationTarget.CLASS, AnnotationTarget.FUNCTION, AnnotationTarget.PROPERTY, AnnotationTarget.TYPEALIAS,
+        AnnotationTarget.VALUE_PARAMETER)
+annotation class ExperimentalAPI
+
+@ExperimentalAPI
+fun function(): String = ""
+
+@ExperimentalAPI
+val property: String = ""
+
+@ExperimentalAPI
+typealias Typealias = String
+
+// FILE: usage-propagate.kt
+
+package usage1
+
+import api.*
+
+@ExperimentalAPI
+fun useAll() {
+    function()
+    property
+    val s: Typealias = ""
+}
+
+@ExperimentalAPI
+class Use {
+    fun useAll() {
+        function()
+        property
+        val s: Typealias = ""
+    }
+}
+
+// FILE: usage-use.kt
+
+package usage2
+
+import api.*
+
+fun useAll() {
+    @UseExperimental(ExperimentalAPI::class)
+    <!UNRESOLVED_REFERENCE!>{
+        function()
+        property
+        val s: Typealias = ""
+    }()<!>
+}
+
+@UseExperimental(ExperimentalAPI::class)
+class Use {
+    fun useAll() {
+        function()
+        property
+        val s: Typealias = ""
+    }
+}
+
+// FILE: usage-none.kt
+
+package usage3
+
+import api.*
+
+fun use() {
+    function()
+    property
+    val s: Typealias = ""
+    s.hashCode()
+}