#![feature(rustc_attrs)] | |
#![deny(const_err)] | |
fn black_box<T>(_: T) { | |
unimplemented!() | |
} | |
fn main() { | |
let b = 200u8 + 200u8 + 200u8; | |
//~^ ERROR const_err | |
let c = 200u8 * 4; | |
//~^ ERROR const_err | |
let d = 42u8 - (42u8 + 1); | |
//~^ ERROR const_err | |
let _e = [5u8][1]; | |
//~^ ERROR const_err | |
black_box(b); | |
black_box(c); | |
black_box(d); | |
} |