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fix documentation

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This commit is contained in:
Deadbeef 2022-07-12 10:33:52 +00:00
parent e65214785d
commit 1d260067f1
1 changed files with 10 additions and 6 deletions
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16
compiler/rustc_lint_defs/src/builtin.rs
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@ -3134,8 +3134,9 @@ declare_lint! {
declare_lint! {
/// The `repr_transparent_external_private_fields` lint
/// detects types marked #[repr(trasparent)] that (transitively)
/// contain an external ZST type marked #[non_exhaustive]
/// detects types marked `#[repr(transparent)]` that (transitively)
/// contain an external ZST type marked `#[non_exhaustive]` or containing
/// private fields
///
/// ### Example
///
@ -3150,17 +3151,20 @@ declare_lint! {
/// This will produce:
///
/// ```text
/// error: deprecated `#[macro_use]` attribute used to import macros should be replaced at use sites with a `use` item to import the macro instead
/// --> src/main.rs:3:1
/// error: zero-sized fields in repr(transparent) cannot contain external non-exhaustive types
/// --> src/main.rs:5:28
/// |
/// 3 | #[macro_use]
/// | ^^^^^^^^^^^^
/// 5 | struct Bar(u32, ([u32; 0], NonExhaustiveZst));
/// | ^^^^^^^^^^^^^^^^
/// |
/// note: the lint level is defined here
/// --> src/main.rs:1:9
/// |
/// 1 | #![deny(repr_transparent_external_private_fields)]
/// | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/// = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
/// = note: for more information, see issue #78586 <https://github.com/rust-lang/rust/issues/78586>
/// = note: this struct contains `NonExhaustiveZst`, which is marked with `#[non_exhaustive]`, and makes it not a breaking change to become non-zero-sized in the future.
/// ```
///
/// ### Explanation