#![no_main] #![no_std] extern crate lm3s6965; extern crate panic_halt; extern crate rtfm; use rtfm::app; #[app(device = lm3s6965)] const APP: () = { #[init] fn init(_: init::Context) {} #[idle] unsafe fn idle(_: idle::Context) -> ! { //~^ ERROR `idle` must have type signature `fn(idle::Context) -> !` loop {} } };