Clean up E0733 explanation #74781
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Clean up E0733 explanation #74781
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| @@ -1,4 +1,6 @@ | |||
| Recursion in an `async fn` requires boxing. For example, this will not compile: | |||
| An `async` function used recursion without boxing. | |||
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| An `async` function used recursion without boxing. | |
| An [`async`] function used recursion without boxing. | |
| [`async`]: https://doc.rust-lang.org/std/keyword.async.html |
| @@ -8,8 +10,8 @@ async fn foo(n: usize) { | |||
| } | |||
| ``` | |||
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| To achieve async recursion, the `async fn` needs to be desugared | |||
| such that the `Future` is explicit in the return type: | |||
| To achieve async recursion, the `async fn` needs to be desugared such that the | |||
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| To achieve async recursion, the `async fn` needs to be desugared such that the | |
| To perform async recursion, the `async fn` needs to be desugared such that the |
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@jyn514 I assume that it's because of the stack but honestly, I'm not really sure. |
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@bors r+ rollup=always 🤷 mysteries of |
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📌 Commit 507f403 has been approved by |
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Rollup of 10 pull requests Successful merges: - rust-lang#74686 (BTreeMap: remove into_slices and its unsafe block) - rust-lang#74762 (BTreeMap::drain_filter should not touch the root during iteration) - rust-lang#74781 (Clean up E0733 explanation) - rust-lang#74874 (BTreeMap: define forget_type only when relevant) - rust-lang#74974 (Make tests faster in Miri) - rust-lang#75010 (Update elasticlunr-rs and ammonia transitive deps) - rust-lang#75041 (Replaced log with tracing crate) - rust-lang#75044 (Clean up E0744 explanation) - rust-lang#75054 (Rename rustc_middle::cstore::DepKind to CrateDepKind) - rust-lang#75057 (Avoid dumping rustc invocations to stdout) Failed merges: - rust-lang#74827 (Move bulk of BTreeMap::insert method down to new method on handle) r? @ghost
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r? @Dylan-DPC