From 3999fd193a452bb3adc442facbcd3eed3562edd2 Mon Sep 17 00:00:00 2001
From: Victor Zverovich <viz@fb.com>
Date: Sun, 11 Dec 2022 09:23:39 -0800
Subject: [PATCH] Workaround an ADL issue

---
 test/format-test.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/test/format-test.cc b/test/format-test.cc
index b172069e..c1042a32 100644
--- a/test/format-test.cc
+++ b/test/format-test.cc
@@ -1679,7 +1679,8 @@ template <> struct formatter<date> {
   }
 
   auto format(const date& d, format_context& ctx) -> decltype(ctx.out()) {
-    format_to(ctx.out(), "{}-{}-{}", d.year(), d.month(), d.day());
+    // Namespace-qualify to avoid ambiguity with std::format_to.
+    fmt::format_to(ctx.out(), "{}-{}-{}", d.year(), d.month(), d.day());
     return ctx.out();
   }
 };