bjoernager/rust
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Begin experimental support for pin reborrowing

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This commit adds basic support for reborrowing `Pin` types in argument
position. At the moment it only supports reborrowing `Pin<&mut T>` as
`Pin<&mut T>` by inserting a call to `Pin::as_mut()`, and only in
argument position (not as the receiver in a method call).
This commit is contained in:
Eric Holk 2024-09-04 16:03:47 -07:00
parent 13b5a4e43b
commit 7b7992fbcf
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GPG key ID: F1A772BB658A63E1
14 changed files with 217 additions and 2 deletions
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2
compiler/rustc_feature/src/unstable.rs
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@ -558,6 +558,8 @@ declare_features! (
(unstable, optimize_attribute, "1.34.0", Some(54882)),
/// Allows specifying nop padding on functions for dynamic patching.
(unstable, patchable_function_entry, "1.81.0", Some(123115)),
/// Experimental features that make `Pin` more ergonomic.
(incomplete, pin_ergonomics, "CURRENT_RUSTC_VERSION", Some(130494)),
/// Allows postfix match `expr.match { ... }`
(unstable, postfix_match, "1.79.0", Some(121618)),
/// Allows macro attributes on expressions, statements and non-inline modules.