object Macros { def foo(xs: Int*): Unit = macro Impls.foo } object Test extends App { import scala.reflect.runtime.universe._ import scala.reflect.runtime.{currentMirror => cm} import scala.tools.reflect.ToolBox val tree = Apply(Select(Ident(TermName("Macros")), TermName("foo")), List(Typed(Apply(Ident(definitions.ListModule), List(Literal(Constant(1)), Literal(Constant(2)))), Ident(typeNames.WILDCARD_STAR)))) try cm.mkToolBox().eval(tree) catch { case ex: Throwable => println(ex.getMessage) } }