From 4d11206ee78cd53bfd104c6073f3c8169da8828d Mon Sep 17 00:00:00 2001 From: Camille GILLOT Date: Sun, 22 Jan 2023 11:08:33 +0000 Subject: [PATCH] Tweak comments. --- compiler/rustc_metadata/src/rmeta/encoder.rs | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs index 6227d01bcfa..0dba9a32f9c 100644 --- a/compiler/rustc_metadata/src/rmeta/encoder.rs +++ b/compiler/rustc_metadata/src/rmeta/encoder.rs @@ -1216,12 +1216,13 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> { } } )); + } else { + // For non-enum, there is only one variant, and its def_id is the adt's. + debug_assert_eq!(adt_def.variants().len(), 1); + debug_assert_eq!(adt_def.non_enum_variant().def_id, def_id); + // Therefore, the loop over variants will encode its fields as the adt's children. } - // In some cases, along with the item itself, we also - // encode some sub-items. Usually we want some info from the item - // so it's easier to do that here then to wait until we would encounter - // normally in the visitor walk. for variant in adt_def.variants().iter() { let data = VariantData { discr: variant.discr,