#![warn(const_err)] | |
const fn foo(x: u32) -> u32 { | |
x | |
} | |
fn main() { | |
const X: u32 = 0-1; | |
//~^ WARN any use of this value will cause | |
const Y: u32 = foo(0-1); | |
//~^ WARN any use of this value will cause | |
println!("{} {}", X, Y); | |
//~^ ERROR evaluation of constant expression failed | |
//~| ERROR evaluation of constant expression failed | |
} |