bjoernager/rust
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#[used(linker)] attribute (https://github.com/dtolnay/linkme/issues/41)

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This commit is contained in:
cynecx 2021-11-22 13:14:54 +01:00
parent f624427f87
commit 03733ca65a
8 changed files with 58 additions and 4 deletions
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2
compiler/rustc_feature/src/active.rs
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@ -533,6 +533,8 @@ declare_features! (
///
/// NOTE: A limited form of `union U { ... }` was accepted in 1.19.0.
(active, untagged_unions, "1.13.0", Some(55149), None),
/// Allows using the `#[used(retain)]` attribute.
(active, used_with_arg, "1.60.0", None, None),
/// Allows `extern "wasm" fn`
(active, wasm_abi, "1.53.0", Some(83788), None),
// !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!! !!!!

2
compiler/rustc_feature/src/builtin_attrs.rs
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@ -324,7 +324,7 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
ungated!(export_name, Normal, template!(NameValueStr: "name"), FutureWarnPreceding),
ungated!(link_section, Normal, template!(NameValueStr: "name"), FutureWarnPreceding),
ungated!(no_mangle, Normal, template!(Word), WarnFollowing),
ungated!(used, Normal, template!(Word), WarnFollowing),
ungated!(used, Normal, template!(Word, List: "used"), WarnFollowing),
// Limits:
ungated!(recursion_limit, CrateLevel, template!(NameValueStr: "N"), FutureWarnFollowing),