src/test/ui/lint/lint-ctypes-enum.stderr

   1 error: `extern` block uses type `U`, which is not FFI-safe
   2   --> $DIR/lint-ctypes-enum.rs:60:13
   3    |
   4 LL |    fn uf(x: U);
   5    |             ^ not FFI-safe
   6    |
   7    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
   8    = note: enum has no representation hint
   9 note: the type is defined here
  10   --> $DIR/lint-ctypes-enum.rs:9:1
  11    |
  12 LL | enum U {
  13    | ^^^^^^
  14 note: the lint level is defined here
  15   --> $DIR/lint-ctypes-enum.rs:3:9
  16    |
  17 LL | #![deny(improper_ctypes)]
  18    |         ^^^^^^^^^^^^^^^
  19
  20 error: `extern` block uses type `B`, which is not FFI-safe
  21   --> $DIR/lint-ctypes-enum.rs:61:13
  22    |
  23 LL |    fn bf(x: B);
  24    |             ^ not FFI-safe
  25    |
  26    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
  27    = note: enum has no representation hint
  28 note: the type is defined here
  29   --> $DIR/lint-ctypes-enum.rs:12:1
  30    |
  31 LL | enum B {
  32    | ^^^^^^
  33
  34 error: `extern` block uses type `T`, which is not FFI-safe
  35   --> $DIR/lint-ctypes-enum.rs:62:13
  36    |
  37 LL |    fn tf(x: T);
  38    |             ^ not FFI-safe
  39    |
  40    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
  41    = note: enum has no representation hint
  42 note: the type is defined here
  43   --> $DIR/lint-ctypes-enum.rs:16:1
  44    |
  45 LL | enum T {
  46    | ^^^^^^
  47
  48 error: `extern` block uses type `u128`, which is not FFI-safe
  49   --> $DIR/lint-ctypes-enum.rs:74:23
  50    |
  51 LL |    fn nonzero_u128(x: Option<num::NonZeroU128>);
  52    |                       ^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
  53    |
  54    = note: 128-bit integers don't currently have a known stable ABI
  55
  56 error: `extern` block uses type `i128`, which is not FFI-safe
  57   --> $DIR/lint-ctypes-enum.rs:81:23
  58    |
  59 LL |    fn nonzero_i128(x: Option<num::NonZeroI128>);
  60    |                       ^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
  61    |
  62    = note: 128-bit integers don't currently have a known stable ABI
  63
  64 error: `extern` block uses type `Option<TransparentUnion<NonZeroU8>>`, which is not FFI-safe
  65   --> $DIR/lint-ctypes-enum.rs:86:28
  66    |
  67 LL |    fn transparent_union(x: Option<TransparentUnion<num::NonZeroU8>>);
  68    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
  69    |
  70    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
  71    = note: enum has no representation hint
  72
  73 error: `extern` block uses type `Option<Rust<NonZeroU8>>`, which is not FFI-safe
  74   --> $DIR/lint-ctypes-enum.rs:88:20
  75    |
  76 LL |    fn repr_rust(x: Option<Rust<num::NonZeroU8>>);
  77    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
  78    |
  79    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
  80    = note: enum has no representation hint
  81
  82 error: `extern` block uses type `Result<(), NonZeroI32>`, which is not FFI-safe
  83   --> $DIR/lint-ctypes-enum.rs:89:20
  84    |
  85 LL |    fn no_result(x: Result<(), num::NonZeroI32>);
  86    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
  87    |
  88    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
  89    = note: enum has no representation hint
  90
  91 error: aborting due to 8 previous errors
  92