KT-3395 mapOf function can't be used as literal

#KT-3395 Fixed

compiler/testData/diagnostics/tests/inference/nestedCalls/kt3395.kt

@@ -0,0 +1,35 @@
+//KT-3395 mapOf function can't be used as literal
+package b
+
+import java.util.ArrayList
+
+public fun query<T>(<!UNUSED_PARAMETER!>t<!>: T, <!UNUSED_PARAMETER!>args<!>: Map<String, Any>): List<T> {
+    return ArrayList<T>()
+}
+
+fun test(pair: Pair<String, Int>) {
+    val id = "Hello" // variable is marked as unused
+
+    println("Some" + query(0, mapOf(id  to 1)))
+
+    println("Some" + query(0, mapOf(pair)))
+}
+
+
+//from standard library
+fun mapOf<K, V>(vararg <!UNUSED_PARAMETER!>values<!>: Pair<K, V>): Map<K, V> { throw Exception() }
+
+fun <A,B> A.to(<!UNUSED_PARAMETER!>that<!>: B): Pair<A, B> { throw Exception() }
+
+fun println(<!UNUSED_PARAMETER!>message<!> : Any?) { throw Exception() }
+
+class Pair<out A, out B> () {}
+
+//short example
+fun foo<T>(t: T) = t
+
+fun test(t: String) {
+
+    println("Some" + foo(t)) // t was marked with black square
+}
+