diff options
Diffstat (limited to 'compiler/rustc_metadata/src/rmeta/encoder.rs')
| -rw-r--r-- | compiler/rustc_metadata/src/rmeta/encoder.rs | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs index ffb33c67f8a..4075bee707c 100644 --- a/compiler/rustc_metadata/src/rmeta/encoder.rs +++ b/compiler/rustc_metadata/src/rmeta/encoder.rs @@ -2136,10 +2136,10 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> { .push((id.owner_id.def_id.local_def_index, simplified_self_ty)); let trait_def = tcx.trait_def(trait_ref.def_id); - if let Ok(mut an) = trait_def.ancestors(tcx, def_id) { - if let Some(specialization_graph::Node::Impl(parent)) = an.nth(1) { - self.tables.impl_parent.set_some(def_id.index, parent.into()); - } + if let Ok(mut an) = trait_def.ancestors(tcx, def_id) + && let Some(specialization_graph::Node::Impl(parent)) = an.nth(1) + { + self.tables.impl_parent.set_some(def_id.index, parent.into()); } // if this is an impl of `CoerceUnsized`, create its |