From 2fae542f6a019b13b035fd181a67051e88d64b21 Mon Sep 17 00:00:00 2001
From: Matthias Gabriel <matthias.gabriel@etit.tu-chemnitz.de>
Date: Fri, 26 Aug 2016 10:55:05 +0200
Subject: [PATCH] Fix formating of time_points with a resolution finer than
 system_clock::duration

---
 date.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/date.h b/date.h
index 536add0..a638ebc 100644
--- a/date.h
+++ b/date.h
@@ -4015,7 +4015,7 @@ format(const std::locale& loc, std::basic_string<CharT, Traits> fmt,
     }
     auto& f = use_facet<time_put<CharT>>(loc);
     basic_ostringstream<CharT, Traits> os;
-    auto tt = system_clock::to_time_t(sys_time<Duration>{tp.time_since_epoch()});
+    auto tt = system_clock::to_time_t(time_point_cast<system_clock::duration>(sys_time<Duration>{tp.time_since_epoch()}));
     std::tm tm{};
 #ifndef _MSC_VER
     gmtime_r(&tt, &tm);