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ast_validation: comments -> doc comments

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This commit is contained in:
Mazdak Farrokhzad 2019-05-05 14:06:04 +02:00
parent af98304b9a
commit 0535e42678
1 changed files with 11 additions and 11 deletions
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22
src/librustc_passes/ast_validation.rs
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@ -54,21 +54,21 @@ struct AstValidator<'a> {
has_proc_macro_decls: bool,
has_global_allocator: bool,
// Used to ban nested `impl Trait`, e.g., `impl Into<impl Debug>`.
// Nested `impl Trait` _is_ allowed in associated type position,
// e.g `impl Iterator<Item=impl Debug>`
/// Used to ban nested `impl Trait`, e.g., `impl Into<impl Debug>`.
/// Nested `impl Trait` _is_ allowed in associated type position,
/// e.g `impl Iterator<Item=impl Debug>`
outer_impl_trait: Option<OuterImplTrait>,
// Used to ban `impl Trait` in path projections like `<impl Iterator>::Item`
// or `Foo::Bar<impl Trait>`
/// Used to ban `impl Trait` in path projections like `<impl Iterator>::Item`
/// or `Foo::Bar<impl Trait>`
is_impl_trait_banned: bool,
// rust-lang/rust#57979: the ban of nested `impl Trait` was buggy
// until PRs #57730 and #57981 landed: it would jump directly to
// walk_ty rather than visit_ty (or skip recurring entirely for
// impl trait in projections), and thus miss some cases. We track
// whether we should downgrade to a warning for short-term via
// these booleans.
/// rust-lang/rust#57979: the ban of nested `impl Trait` was buggy
/// until PRs #57730 and #57981 landed: it would jump directly to
/// walk_ty rather than visit_ty (or skip recurring entirely for
/// impl trait in projections), and thus miss some cases. We track
/// whether we should downgrade to a warning for short-term via
/// these booleans.
warning_period_57979_didnt_record_next_impl_trait: bool,
warning_period_57979_impl_trait_in_proj: bool,
}