1 warning: `extern` fn uses type `char`, which is not FFI-safe
2 --> $DIR/naked-functions-ffi.rs:9:28
4 LL | pub extern "C" fn naked(p: char) -> u128 {
7 = note: `#[warn(improper_ctypes_definitions)]` on by default
8 = help: consider using `u32` or `libc::wchar_t` instead
9 = note: the `char` type has no C equivalent
11 warning: `extern` fn uses type `u128`, which is not FFI-safe
12 --> $DIR/naked-functions-ffi.rs:9:37
14 LL | pub extern "C" fn naked(p: char) -> u128 {
17 = note: 128-bit integers don't currently have a known stable ABI
19 warning: 2 warnings emitted