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Add #[rustc_never_returns_null_ptr]

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And look for it in the useless_ptr_null_checks lint
This commit is contained in:
est31 2023-08-05 04:54:23 +02:00
parent e173a8e663
commit 8cfa4fe6b2
4 changed files with 9 additions and 1 deletions
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4
compiler/rustc_feature/src/builtin_attrs.rs
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@ -698,6 +698,10 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
rustc_pass_by_value, Normal, template!(Word), ErrorFollowing,
"#[rustc_pass_by_value] is used to mark types that must be passed by value instead of reference."
),
rustc_attr!(
rustc_never_returns_null_ptr, Normal, template!(Word), ErrorFollowing,
"#[rustc_never_returns_null_ptr] is used to mark functions returning non-null pointers."
),
rustc_attr!(
rustc_coherence_is_core, AttributeType::CrateLevel, template!(Word), ErrorFollowing, @only_local: true,
"#![rustc_coherence_is_core] allows inherent methods on builtin types, only intended to be used in `core`."