| error: `extern` block uses type `W` which is not FFI-safe: this union has unspecified layout | |
| --> $DIR/union-repr-c.rs:15:22 | |
| | | |
| LL | static FOREIGN2: W; | |
| | ^ | |
| | | |
| note: lint level defined here | |
| --> $DIR/union-repr-c.rs:2:9 | |
| | | |
| LL | #![deny(improper_ctypes)] | |
| | ^^^^^^^^^^^^^^^ | |
| = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this union | |
| note: type defined here | |
| --> $DIR/union-repr-c.rs:9:1 | |
| | | |
| LL | / union W { | |
| LL | | a: u8, | |
| LL | | } | |
| | |_^ | |
| error: aborting due to previous error | |