| error: `extern` block uses type `U` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:39:13 |
| | |
| LL | fn uf(x: U); |
| | ^ |
| | |
| note: lint level defined here |
| --> $DIR/lint-ctypes-enum.rs:3:9 |
| | |
| LL | #![deny(improper_ctypes)] |
| | ^^^^^^^^^^^^^^^ |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| note: type defined here |
| --> $DIR/lint-ctypes-enum.rs:9:1 |
| | |
| LL | enum U { A } |
| | ^^^^^^^^^^^^ |
| |
| error: `extern` block uses type `B` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:40:13 |
| | |
| LL | fn bf(x: B); |
| | ^ |
| | |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| note: type defined here |
| --> $DIR/lint-ctypes-enum.rs:10:1 |
| | |
| LL | enum B { C, D } |
| | ^^^^^^^^^^^^^^^ |
| |
| error: `extern` block uses type `T` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:41:13 |
| | |
| LL | fn tf(x: T); |
| | ^ |
| | |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| note: type defined here |
| --> $DIR/lint-ctypes-enum.rs:11:1 |
| | |
| LL | enum T { E, F, G } |
| | ^^^^^^^^^^^^^^^^^^ |
| |
| error: `extern` block uses type `std::option::Option<std::ptr::Unique<u8>>` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:48:17 |
| | |
| LL | fn unique(x: Option<std::ptr::Unique<u8>>); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| |
| error: `extern` block uses type `u128` which is not FFI-safe: 128-bit integers don't currently have a known stable ABI |
| --> $DIR/lint-ctypes-enum.rs:53:23 |
| | |
| LL | fn nonzero_u128(x: Option<num::NonZeroU128>); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: `extern` block uses type `i128` which is not FFI-safe: 128-bit integers don't currently have a known stable ABI |
| --> $DIR/lint-ctypes-enum.rs:60:23 |
| | |
| LL | fn nonzero_i128(x: Option<num::NonZeroI128>); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: `extern` block uses type `std::option::Option<TransparentUnion<std::num::NonZeroU8>>` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:65:28 |
| | |
| LL | fn transparent_union(x: Option<TransparentUnion<num::NonZeroU8>>); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| |
| error: `extern` block uses type `std::option::Option<Rust<std::num::NonZeroU8>>` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:67:20 |
| | |
| LL | fn repr_rust(x: Option<Rust<num::NonZeroU8>>); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| |
| error: `extern` block uses type `std::result::Result<(), std::num::NonZeroI32>` which is not FFI-safe: enum has no representation hint |
| --> $DIR/lint-ctypes-enum.rs:68:20 |
| | |
| LL | fn no_result(x: Result<(), num::NonZeroI32>); |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum |
| |
| error: aborting due to 9 previous errors |
| |