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refactor confusing loop in proc_macro arena

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This commit is contained in:
cyrgani 2025-10-07 21:21:07 +02:00
parent 0a6462be90
commit 74ec42e000
1 changed files with 6 additions and 7 deletions
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13
library/proc_macro/src/bridge/arena.rs
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@ -90,14 +90,13 @@ impl Arena {
return &mut [];
}
loop {
if let Some(a) = self.alloc_raw_without_grow(bytes) {
break a;
}
// No free space left. Allocate a new chunk to satisfy the request.
// On failure the grow will panic or abort.
self.grow(bytes);
if let Some(a) = self.alloc_raw_without_grow(bytes) {
return a;
}
// No free space left. Allocate a new chunk to satisfy the request.
// On failure the grow will panic or abort.
self.grow(bytes);
self.alloc_raw_without_grow(bytes).unwrap()
}
#[allow(clippy::mut_from_ref)] // arena allocator