rust/tests/ui/sepcomp/sepcomp-extern.rs

34 lines
535 B
Rust

//@ run-pass
//@ compile-flags: -C codegen-units=3
//@ aux-build:sepcomp-extern-lib.rs
// Test accessing external items from multiple compilation units.
extern crate sepcomp_extern_lib;
extern "C" {
fn foo() -> usize;
}
fn call1() -> usize {
unsafe { foo() }
}
mod a {
pub fn call2() -> usize {
unsafe { ::foo() }
}
}
mod b {
pub fn call3() -> usize {
unsafe { ::foo() }
}
}
fn main() {
assert_eq!(call1(), 1234);
assert_eq!(a::call2(), 1234);
assert_eq!(b::call3(), 1234);
}