bjoernager/rust
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Add toggle for parse_meta_item unsafe parsing

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This makes it possible for the `unsafe(...)` syntax to only be
valid at the top level, and the `NestedMetaItem`s will automatically
reject `unsafe(...)`.
This commit is contained in:
carbotaniuman 2024-07-09 19:06:49 -05:00
parent d8bc8761a5
commit 49db8a5a99
19 changed files with 228 additions and 98 deletions
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4
compiler/rustc_expand/src/config.rs
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@ -8,7 +8,9 @@ use rustc_ast::tokenstream::{
use rustc_ast::{self as ast, AttrStyle, Attribute, HasAttrs, HasTokens, MetaItem, NodeId};
use rustc_attr as attr;
use rustc_data_structures::flat_map_in_place::FlatMapInPlace;
use rustc_feature::{AttributeSafety, Features, ACCEPTED_FEATURES, REMOVED_FEATURES, UNSTABLE_FEATURES};
use rustc_feature::{
AttributeSafety, Features, ACCEPTED_FEATURES, REMOVED_FEATURES, UNSTABLE_FEATURES,
};
use rustc_lint_defs::BuiltinLintDiag;
use rustc_parse::validate_attr;
use rustc_session::parse::feature_err;