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Don't sort DefId
s in suggestions
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parent
150a5e5f92
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@ -21,6 +21,7 @@ use crate::traits::{
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};
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use core::ops::ControlFlow;
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use rustc_data_structures::fx::{FxHashMap, FxIndexMap};
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use rustc_data_structures::unord::UnordSet;
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use rustc_errors::codes::*;
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use rustc_errors::{pluralize, struct_span_code_err, Applicability, MultiSpan, StringPart};
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use rustc_errors::{Diag, EmissionGuarantee, ErrorGuaranteed, FatalError, StashKey};
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@ -2243,14 +2244,18 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> {
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};
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let required_trait_path = self.tcx.def_path_str(trait_ref.def_id());
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let traits_with_same_path: std::collections::BTreeSet<_> = self
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let traits_with_same_path: UnordSet<_> = self
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.tcx
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.all_traits()
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.filter(|trait_def_id| *trait_def_id != trait_ref.def_id())
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.filter(|trait_def_id| self.tcx.def_path_str(*trait_def_id) == required_trait_path)
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.map(|trait_def_id| (self.tcx.def_path_str(trait_def_id), trait_def_id))
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.filter(|(p, _)| *p == required_trait_path)
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.collect();
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let traits_with_same_path =
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traits_with_same_path.into_items().into_sorted_stable_ord_by_key(|(p, _)| p);
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let mut suggested = false;
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for trait_with_same_path in traits_with_same_path {
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for (_, trait_with_same_path) in traits_with_same_path {
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let trait_impls = get_trait_impls(trait_with_same_path);
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if trait_impls.is_empty() {
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continue;
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