bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-ty/src/mir/eval.rs')
-rw-r--r--crates/hir-ty/src/mir/eval.rs23
1 files changed, 22 insertions, 1 deletions
diff --git a/crates/hir-ty/src/mir/eval.rs b/crates/hir-ty/src/mir/eval.rs
index 12f8264010..3944feb128 100644
--- a/crates/hir-ty/src/mir/eval.rs
+++ b/crates/hir-ty/src/mir/eval.rs
@@ -2007,7 +2007,28 @@ impl Evaluator<'_> {
}
}
AdtId::UnionId(_) => (),
- AdtId::EnumId(_) => (),
+ AdtId::EnumId(e) => {
+ if let Some((variant, layout)) = detect_variant_from_bytes(
+ &layout,
+ self.db,
+ self.trait_env.clone(),
+ self.read_memory(addr, layout.size.bytes_usize())?,
+ e,
+ ) {
+ let ev = EnumVariantId { parent: e, local_id: variant };
+ for (i, (_, ty)) in self.db.field_types(ev.into()).iter().enumerate() {
+ let offset = layout.fields.offset(i).bytes_usize();
+ let ty = ty.clone().substitute(Interner, subst);
+ self.patch_addresses(
+ patch_map,
+ old_vtable,
+ addr.offset(offset),
+ &ty,
+ locals,
+ )?;
+ }
+ }
+ }
},
TyKind::Tuple(_, subst) => {
for (id, ty) in subst.iter(Interner).enumerate() {