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Only use a single loop over the associated types

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This commit is contained in:
Oli Scherer 2023-06-16 15:15:45 +00:00
parent 243687a37c
commit 3219993fa8
1 changed files with 2 additions and 5 deletions
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7
compiler/rustc_hir_analysis/src/astconv/object_safety.rs
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@ -219,8 +219,8 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
// So every `Projection` clause is an `Assoc = Foo` bound. `associated_types` contains all associated
// types's `DefId`, so the following loop removes all the `DefIds` of the associated types that have a
// corresponding `Projection` clause
for (projection_bound, span) in &projection_bounds {
for def_ids in associated_types.values_mut() {
for def_ids in associated_types.values_mut() {
for (projection_bound, span) in &projection_bounds {
let def_id = projection_bound.projection_def_id();
def_ids.remove(&def_id);
if tcx.generics_require_sized_self(def_id) {
@ -232,9 +232,6 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
);
}
}
}
for def_ids in associated_types.values_mut() {
// If the associated type has a `where Self: Sized` bound, we do not need to constrain the associated
// type in the `dyn Trait`.
def_ids.retain(|def_id| !tcx.generics_require_sized_self(def_id));