Adopt let else in more places

2022-02-19 00:48:49 +01:00
parent b8c56fa8c3
commit 2ef8af6619
132 changed files with 539 additions and 881 deletions
--- a/compiler/rustc_mir_transform/src/lower_intrinsics.rs
+++ b/compiler/rustc_mir_transform/src/lower_intrinsics.rs
@@ -17,9 +17,8 @@ impl<'tcx> MirPass<'tcx> for LowerIntrinsics {
            let terminator = block.terminator.as_mut().unwrap();
            if let TerminatorKind::Call { func, args, destination, .. } = &mut terminator.kind {
                let func_ty = func.ty(local_decls, tcx);
-                let (intrinsic_name, substs) = match resolve_rust_intrinsic(tcx, func_ty) {
-                    None => continue,
-                    Some(it) => it,
+                let Some((intrinsic_name, substs)) = resolve_rust_intrinsic(tcx, func_ty) else {
+                    continue;
                };
                match intrinsic_name {
                    sym::unreachable => {