From 808db3b2845dab9822bc82ae80073a68396db999 Mon Sep 17 00:00:00 2001
From: Clyybber <darkmine956@gmail.com>
Date: Mon, 28 Jun 2021 22:01:06 +0200
Subject: [PATCH] Fix unused warning for $ on empty object (#18381)

---
 lib/system/dollars.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/system/dollars.nim b/lib/system/dollars.nim
index c23ea347d0..baae8f0907 100644
--- a/lib/system/dollars.nim
+++ b/lib/system/dollars.nim
@@ -113,7 +113,7 @@ proc `$`*[T: tuple|object](x: T): string =
   ##   $() == "()"
   result = "("
   const isNamed = T is object or isNamedTuple(T)
-  var count = 0
+  var count {.used.} = 0
   for name, value in fieldPairs(x):
     if count > 0: result.add(", ")
     when isNamed: