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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:03:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:03:36 +0000 |
commit | 17d40c6057c88f4c432b0d7bac88e1b84cb7e67f (patch) | |
tree | 3f66c4a5918660bb8a758ab6cda5ff8ee4f6cdcd /compiler/rustc_builtin_macros/src/deriving/default.rs | |
parent | Adding upstream version 1.64.0+dfsg1. (diff) | |
download | rustc-17d40c6057c88f4c432b0d7bac88e1b84cb7e67f.tar.xz rustc-17d40c6057c88f4c432b0d7bac88e1b84cb7e67f.zip |
Adding upstream version 1.65.0+dfsg1.upstream/1.65.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | compiler/rustc_builtin_macros/src/deriving/default.rs | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/compiler/rustc_builtin_macros/src/deriving/default.rs b/compiler/rustc_builtin_macros/src/deriving/default.rs index 517769091..a94c8a996 100644 --- a/compiler/rustc_builtin_macros/src/deriving/default.rs +++ b/compiler/rustc_builtin_macros/src/deriving/default.rs @@ -1,16 +1,14 @@ use crate::deriving::generic::ty::*; use crate::deriving::generic::*; - use rustc_ast as ast; -use rustc_ast::walk_list; -use rustc_ast::EnumDef; -use rustc_ast::VariantData; +use rustc_ast::{walk_list, EnumDef, VariantData}; use rustc_errors::Applicability; use rustc_expand::base::{Annotatable, DummyResult, ExtCtxt}; use rustc_span::symbol::Ident; use rustc_span::symbol::{kw, sym}; use rustc_span::Span; use smallvec::SmallVec; +use thin_vec::thin_vec; pub fn expand_deriving_default( cx: &mut ExtCtxt<'_>, @@ -22,10 +20,9 @@ pub fn expand_deriving_default( item.visit_with(&mut DetectNonVariantDefaultAttr { cx }); let inline = cx.meta_word(span, sym::inline); - let attrs = vec![cx.attribute(inline)]; + let attrs = thin_vec![cx.attribute(inline)]; let trait_def = TraitDef { span, - attributes: Vec::new(), path: Path::new(vec![kw::Default, sym::Default]), additional_bounds: Vec::new(), generics: Bounds::empty(), |