call is_uninhabited again

Co-authored-by: Michael Goulet <[email protected]>

Author: workingjubilee

compiler/rustc_abi/src/layout.rs

@@ -28,7 +28,7 @@ where
     VariantIdx: Idx,
     F: Deref<Target = &'a LayoutS<FieldIdx, VariantIdx>> + fmt::Debug,
 {
-    let uninhabited = fields.iter().any(|f| f.ir_form.is_uninhabited());
+    let uninhabited = fields.iter().any(|f| f.is_uninhabited());
     // We cannot ignore alignment; that might lead us to entirely discard a variant and
     // produce an enum that is less aligned than it should be!
     let is_1zst = fields.iter().all(|f| f.is_1zst());