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Add #[loop_match] for improved DFA codegen

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Co-authored-by: Folkert de Vries <folkert@folkertdev.nl>
This commit is contained in:
bjorn3
2025-02-18 14:16:57 +01:00
committed by Folkert de Vries
parent 42245d34d2
commit ba5556d239
57 changed files with 2480 additions and 45 deletions
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13
compiler/rustc_feature/src/builtin_attrs.rs
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@@ -657,6 +657,19 @@ pub static BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
EncodeCrossCrate::Yes, min_generic_const_args, experimental!(type_const),
),
// The `#[loop_match]` and `#[const_continue]` attributes are part of the
// lang experiment for RFC 3720 tracked in:
//
// - https://github.com/rust-lang/rust/issues/132306
gated!(
const_continue, Normal, template!(Word), ErrorFollowing,
EncodeCrossCrate::No, loop_match, experimental!(const_continue)
),
gated!(
loop_match, Normal, template!(Word), ErrorFollowing,
EncodeCrossCrate::No, loop_match, experimental!(loop_match)
),
// ==========================================================================
// Internal attributes: Stability, deprecation, and unsafe:
// ==========================================================================