// CHECK:
//   Mangled name: #foo(){}
//   Public signature: /foo|-1041209573719867811[0]
//   Public signature debug description: foo(){}
fun foo(): Unit

// CHECK JVM_IR:
//   Mangled name: #useMemo(kotlin.Function0<0:0>){0§<kotlin.Any?>}0:0
//   Public signature: /useMemo|-5878263003233931724[0]
//   Public signature debug description: useMemo(kotlin.Function0<0:0>){0§<kotlin.Any?>}0:0
// CHECK JS_IR NATIVE:
//   Mangled name: #useMemo(kotlin.Function0<0:0>){0§<kotlin.Any?>}
//   Public signature: /useMemo|-3060604648637761528[0]
//   Public signature debug description: useMemo(kotlin.Function0<0:0>){0§<kotlin.Any?>}
fun <T : Any?> useMemo(callback: Function0<T>): T