#![no_main] #![no_std] extern crate lm3s6965; extern crate panic_halt; extern crate rtfm; use rtfm::app; #[app(device = lm3s6965)] const APP: () = { static mut UNINITIALIZED: bool = (); #[init] fn init() { if false { return; //~ ERROR `init` is *not* allowed to early return } UNINITIALIZED = true; } #[interrupt(resources = [UNINITIALIZED])] fn UART0() { if resources.UNINITIALIZED { // UB } } };