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Rollup merge of #100734 - ComputerDruid:afit_feature, r=compiler-errors

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Split out async_fn_in_trait into a separate feature

PR #101224 added support for async fn in trait desuraging behind the `return_position_impl_trait_in_trait` feature.

Split this out so that it's behind its own feature gate, since async fn in trait doesn't need to follow the same stabilization schedule.
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Matthias Krüger 2022-09-23 04:29:15 +02:00 • committed by GitHub
commit 5d7937de8c
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13 changed files with 133 additions and 19 deletions
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compiler/rustc_feature/src/active.rs
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@ -312,6 +312,8 @@ declare_features! (
(active, associated_type_defaults, "1.2.0", Some(29661), None),
/// Allows `async || body` closures.
(active, async_closure, "1.37.0", Some(62290), None),
/// Alows async functions to be declared, implemented, and used in traits.
(incomplete, async_fn_in_trait, "CURRENT_RUSTC_VERSION", Some(91611), None),
/// Allows `extern "C-unwind" fn` to enable unwinding across ABI boundaries.
(active, c_unwind, "1.52.0", Some(74990), None),
/// Allows using C-variadics.