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error: `extern` fn uses type `NotSafe`, which is not FFI-safe
--> $DIR/lint-ctypes-113436-1.rs:22:22
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LL | extern "C" fn bar(x: Bar) -> Bar {
| ^^^ not FFI-safe
|
= help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
= note: this struct has unspecified layout
note: the type is defined here
--> $DIR/lint-ctypes-113436-1.rs:13:1
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LL | struct NotSafe(u32);
| ^^^^^^^^^^^^^^
note: the lint level is defined here
--> $DIR/lint-ctypes-113436-1.rs:1:9
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LL | #![deny(improper_ctypes_definitions)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
error: `extern` fn uses type `NotSafe`, which is not FFI-safe
--> $DIR/lint-ctypes-113436-1.rs:22:30
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LL | extern "C" fn bar(x: Bar) -> Bar {
| ^^^ not FFI-safe
|
= help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
= note: this struct has unspecified layout
note: the type is defined here
--> $DIR/lint-ctypes-113436-1.rs:13:1
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LL | struct NotSafe(u32);
| ^^^^^^^^^^^^^^
error: aborting due to 2 previous errors
|
