From 5f5484ddbc985c858b4aaaa5021405ecc54940a5 Mon Sep 17 00:00:00 2001
From: Nick Fitzgerald <fitzgen@gmail.com>
Date: Mon, 27 Sep 2021 14:38:12 -0700
Subject: [PATCH] Use `matches!(..)` to make `TrieNode::is_empty` more concise

---
 cranelift/isle/isle/src/codegen.rs | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/cranelift/isle/isle/src/codegen.rs b/cranelift/isle/isle/src/codegen.rs
index 96d0b4c029..5a219a102a 100644
--- a/cranelift/isle/isle/src/codegen.rs
+++ b/cranelift/isle/isle/src/codegen.rs
@@ -234,10 +234,7 @@ enum TrieNode {
 
 impl TrieNode {
     fn is_empty(&self) -> bool {
-        match self {
-            &TrieNode::Empty => true,
-            _ => false,
-        }
+        matches!(self, &TrieNode::Empty)
     }
 
     fn insert(