cortex-m-rt/tests/compile-fail/entry-bad-signature-1.rs


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#![no_main]
#![no_std]

extern crate cortex_m_rt;
extern crate panic_halt;

use cortex_m_rt::entry;

#[entry]
fn foo() {}
//~^ ERROR `#[entry]` function must have signature `[unsafe] fn() -> !`