From 07231bb09a2338949132b16fa8c9f5e96063a89f Mon Sep 17 00:00:00 2001
From: Nick Treleaven <ntrel002@gmail.com>
Date: Sun, 28 Jul 2024 10:47:01 +0100
Subject: [PATCH] Fix unittest style check

---
 std/algorithm/mutation.d | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/std/algorithm/mutation.d b/std/algorithm/mutation.d
index 9d31056a9b8..13517a91b7e 100644
--- a/std/algorithm/mutation.d
+++ b/std/algorithm/mutation.d
@@ -1192,7 +1192,7 @@ pure nothrow @safe @nogc unittest
     assert(s53 is s51);
 }
 
-unittest
+@system unittest
 {
     static struct S
     {