PSI2IR KT-49526 function reference type approximation hack

compiler/testData/codegen/box/callableReference/kt49526b.kt

@@ -0,0 +1,12 @@
+// IGNORE_BACKEND_FIR: JVM_IR
+// FIR_STATUS: callable reference type approximation hack not implemented
+
+// WITH_STDLIB
+
+inline fun <T> useRef(value: T, f: (T) -> Boolean) = f(value)
+
+fun box(): String {
+    val chars = listOf('a') + "-"
+    val ref = chars::contains
+    return if (ref('a')) "OK" else "Failed"
+}