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Make legacy_const_generics_indices thin by double boxing as its seldom used

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This commit is contained in:
Lukas Wirth 2024-07-25 11:35:30 +02:00
parent 7f884487d7
commit 0e93e6fee7
2 changed files with 9 additions and 8 deletions
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5
crates/hir-def/src/data.rs
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@ -40,7 +40,7 @@ pub struct FunctionData {
pub attrs: Attrs,
pub visibility: RawVisibility,
pub abi: Option<Symbol>,
pub legacy_const_generics_indices: Box<[u32]>,
pub legacy_const_generics_indices: Option<Box<Box<[u32]>>>,
pub rustc_allow_incoherent_impl: bool,
flags: FnFlags,
}
@ -91,7 +91,8 @@ impl FunctionData {
.tt_values()
.next()
.map(parse_rustc_legacy_const_generics)
.unwrap_or_default();
.filter(|it| !it.is_empty())
.map(Box::new);
let rustc_allow_incoherent_impl = attrs.by_key(&sym::rustc_allow_incoherent_impl).exists();
Arc::new(FunctionData {