| //! This is a separate file containing helpers for tests of this library. It is built into a |
| //! dynamic library by the build.rs script. |
| #![crate_type="dylib"] // FIXME: should become a cdylib in due time |
| #![cfg_attr(test_nightly, feature(thread_local))] |
| |
| #[no_mangle] |
| pub static mut TEST_STATIC_U32: u32 = 0; |
| |
| #[no_mangle] |
| pub static mut TEST_STATIC_PTR: *mut () = 0 as *mut _; |
| |
| #[cfg(test_nightly)] |
| #[thread_local] |
| #[no_mangle] |
| pub static mut TEST_THREAD_LOCAL: u32 = 0; |
| |
| #[no_mangle] |
| pub extern "C" fn test_identity_u32(x: u32) -> u32 { |
| x |
| } |
| |
| #[repr(C)] |
| pub struct S { |
| a: u64, |
| b: u32, |
| c: u16, |
| d: u8 |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn test_identity_struct(x: S) -> S { |
| x |
| } |
| |
| #[no_mangle] |
| pub unsafe extern "C" fn test_get_static_u32() -> u32 { |
| TEST_STATIC_U32 |
| } |
| |
| #[no_mangle] |
| pub unsafe extern "C" fn test_check_static_ptr() -> bool { |
| TEST_STATIC_PTR == (&mut TEST_STATIC_PTR as *mut *mut _ as *mut _) |
| } |
| |
| #[cfg(test_nightly)] |
| #[no_mangle] |
| pub unsafe extern "C" fn test_get_thread_local() -> u32 { |
| TEST_THREAD_LOCAL |
| } |