use visibility to check unused imports and delete some stmts

2023-10-15 19:38:22 +08:00
parent 724ba7fe90
commit 482275b194
38 changed files with 133 additions and 55 deletions
--- a/compiler/rustc_trait_selection/src/traits/mod.rs
+++ b/compiler/rustc_trait_selection/src/traits/mod.rs
@@ -41,11 +41,6 @@ use std::ops::ControlFlow;

 pub(crate) use self::project::{needs_normalization, BoundVarReplacer, PlaceholderReplacer};

-pub use self::FulfillmentErrorCode::*;
-pub use self::ImplSource::*;
-pub use self::ObligationCauseCode::*;
-pub use self::SelectionError::*;
-
 pub use self::coherence::{add_placeholder_note, orphan_check, overlapping_impls};
 pub use self::coherence::{OrphanCheckErr, OverlapResult};
 pub use self::engine::{ObligationCtxt, TraitEngineExt};