diff options
Diffstat (limited to 'src/test/ui/proc-macro/macros-in-extern.rs')
-rw-r--r-- | src/test/ui/proc-macro/macros-in-extern.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/proc-macro/macros-in-extern.rs b/src/test/ui/proc-macro/macros-in-extern.rs new file mode 100644 index 000000000..57e2066d8 --- /dev/null +++ b/src/test/ui/proc-macro/macros-in-extern.rs @@ -0,0 +1,24 @@ +// 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; + ); +} |