// error-pattern: mismatched types #![deny(unsafe_code)] #![deny(warnings)] #![feature(proc_macro)] #![no_main] #![no_std] extern crate cortex_m_rtfm as rtfm; extern crate panic_itm; extern crate stm32f103xx; use rtfm::app; app! { device: stm32f103xx, idle: {}, } fn init(_ctxt: init::Context) -> init::LateResources { init::LateResources {} } // ERROR `idle` must be a diverging function fn idle(_ctxt: idle::Context) {}