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update comment on trait objects

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Ali MJ Al-Nasrawy 2023-01-27 12:43:29 +03:00 • committed by GitHub
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compiler/rustc_hir_analysis/src/variance/constraints.rs
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@ -253,7 +253,7 @@ impl<'a, 'tcx> ConstraintContext<'a, 'tcx> {
} }
ty::Dynamic(data, r, _) => { ty::Dynamic(data, r, _) => {
// The type `Foo<T + 'a>` is covariant w/r/t `'a`: // The type `dyn Trait<T> +'a` is covariant w/r/t `'a`:
self.add_constraints_from_region(current, r, variance); self.add_constraints_from_region(current, r, variance);
if let Some(poly_trait_ref) = data.principal() { if let Some(poly_trait_ref) = data.principal() {