From cbf38f3e44d7e66c0323f816ed9bc57ff9831e65 Mon Sep 17 00:00:00 2001
From: Florin Iucha <florin@signbit.net>
Date: Sat, 15 Dec 2018 16:06:43 -0500
Subject: [PATCH] Remove warning on unused variable

---
 test/format-test.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/format-test.cc b/test/format-test.cc
index 8fb6a792..2ce513b2 100644
--- a/test/format-test.cc
+++ b/test/format-test.cc
@@ -1917,6 +1917,7 @@ TEST(FormatTest, Enum) {
 
 TEST(FormatTest, EnumFormatterUnambiguous) {
   fmt::formatter<TestEnum> f;
+  ASSERT_GE(sizeof(f), 0); // use f to avoid compiler warning
 }
 
 #if FMT_HAS_FEATURE(cxx_strong_enums)