rust/tests/ui/sepcomp/sepcomp-fns-backwards.rs

34 lines
628 B
Rust

//@ run-pass
#![allow(dead_code)]
//@ compile-flags: -C codegen-units=3
// Test references to items that haven't been codegened yet.
// Generate some code in the first compilation unit before declaring any
// modules. This ensures that the first module doesn't go into the same
// compilation unit as the top-level module.
fn pad() -> usize { 0 }
mod b {
pub fn three() -> usize {
::one() + ::a::two()
}
}
mod a {
pub fn two() -> usize {
::one() + ::one()
}
}
fn one() -> usize {
1
}
fn main() {
assert_eq!(one(), 1);
assert_eq!(a::two(), 2);
assert_eq!(b::three(), 3);
}