From d7fe44d98814f98354dd29532e01f1836b046d9e Mon Sep 17 00:00:00 2001
From: fee1-dead <ent3rm4n@gmail.com>
Date: Fri, 30 Sep 2022 00:31:53 +0000
Subject: [PATCH] Use let chains instead of let else

---
 compiler/rustc_passes/src/check_const.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/rustc_passes/src/check_const.rs b/compiler/rustc_passes/src/check_const.rs
index 0af538454f0..116aaf48349 100644
--- a/compiler/rustc_passes/src/check_const.rs
+++ b/compiler/rustc_passes/src/check_const.rs
@@ -198,8 +198,8 @@ impl<'tcx> Visitor<'tcx> for CheckConstVisitor<'tcx> {
             of_trait: Some(trait_ref),
             ..
         }) = item.kind
+            && let Some(def_id) = trait_ref.trait_def_id()
         {
-            let Some(def_id) = trait_ref.trait_def_id() else { return; };
             let source_map = tcx.sess.source_map();
             if !tcx.has_attr(def_id, sym::const_trait) {
                 tcx.sess