rust/tests/ui/proc-macro/macros-in-extern.rs
2023-01-11 09:32:08 +00:00

25 lines
536 B
Rust

// run-pass
// aux-build:test-macros.rs
// ignore-wasm32
#[macro_use]
extern crate test_macros;
fn main() {
assert_eq!(unsafe { rust_get_test_int() }, 1);
assert_eq!(unsafe { rust_dbg_extern_identity_u32(0xDEADBEEF) }, 0xDEADBEEF);
}
#[link(name = "rust_test_helpers", kind = "static")]
extern "C" {
#[empty_attr]
fn some_definitely_unknown_symbol_which_should_be_removed();
#[identity_attr]
fn rust_get_test_int() -> isize;
identity!(
fn rust_dbg_extern_identity_u32(arg: u32) -> u32;
);
}