From e4200512ff976b9c1afff8069ae66ace52dfbcb8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?D=C3=A1niel=20Buga?= <bugadani@gmail.com>
Date: Sun, 27 Sep 2020 11:54:50 +0200
Subject: [PATCH] Clean up trivial if let

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

diff --git a/compiler/rustc_span/src/hygiene.rs b/compiler/rustc_span/src/hygiene.rs
index 942c6648340..3e28468171b 100644
--- a/compiler/rustc_span/src/hygiene.rs
+++ b/compiler/rustc_span/src/hygiene.rs
@@ -759,7 +759,7 @@ pub fn allow_unstable(
 
     #[inline]
     pub fn is_root(&self) -> bool {
-        if let ExpnKind::Root = self.kind { true } else { false }
+        matches!(self.kind, ExpnKind::Root)
     }
 }