test for obsolete KT-2741

#KT-2741 obsolete

compiler/testData/diagnostics/tests/inference/regressions/kt2741.kt

@@ -0,0 +1,11 @@
+//KT-2741 Compiler can't infer a type of a function literal parameter when its body contains errors
+package a
+
+fun <T, R: Comparable<R>> Iterable<T>._sortBy(<!UNUSED_PARAMETER!>f<!>: (T) -> R): List<T> = throw Exception()
+fun _arrayList<T>(vararg <!UNUSED_PARAMETER!>values<!>: T) : List<T> = throw Exception()
+
+class _Pair<A>(val a: A)
+
+fun test() {
+    _arrayList(_Pair(1))._sortBy { it -> <!UNRESOLVED_REFERENCE!>xxx<!> }
+}