1 files changed, 2 insertions, 3 deletions
diff --git a/compiler/rustc_builtin_macros/src/concat.rs b/compiler/rustc_builtin_macros/src/concat.rs
index 59361510a67..a23dd1d1213 100644
--- a/compiler/rustc_builtin_macros/src/concat.rs
+++ b/compiler/rustc_builtin_macros/src/concat.rs
@@ -10,9 +10,8 @@ pub fn expand_concat(
     sp: rustc_span::Span,
     tts: TokenStream,
 ) -> Box<dyn base::MacResult + 'static> {
-    let es = match base::get_exprs_from_tts(cx, sp, tts) {
-        Some(e) => e,
-        None => return DummyResult::any(sp),
+    let Some(es) = base::get_exprs_from_tts(cx, sp, tts) else {
+        return DummyResult::any(sp);
     };
     let mut accumulator = String::new();
     let mut missing_literal = vec![];