bjoernager/rust
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Only query associated_items once

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This commit is contained in:
Dániel Buga 2021-01-22 18:19:27 +01:00
parent ee639de007
commit aa4f5833e1
1 changed files with 2 additions and 3 deletions
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3
compiler/rustc_typeck/src/check/check.rs
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@ -921,14 +921,13 @@ pub(super) fn check_impl_items_against_trait<'tcx>(
// Locate trait definition and items
let trait_def = tcx.trait_def(impl_trait_ref.def_id);
let impl_items = impl_item_refs.iter().map(|iiref| tcx.hir().impl_item(iiref.id));
let associated_items = tcx.associated_items(impl_trait_ref.def_id);
// Check existing impl methods to see if they are both present in trait
// and compatible with trait signature
for impl_item in impl_items {
let ty_impl_item = tcx.associated_item(tcx.hir().local_def_id(impl_item.hir_id));
let associated_items = tcx.associated_items(impl_trait_ref.def_id);
let mut items = associated_items.filter_by_name(tcx, ty_impl_item.ident, impl_trait_ref.def_id);