From 2c035f8def89d72ef9638fb6378d95914d3fb951 Mon Sep 17 00:00:00 2001
From: Howard Hinnant <howard.hinnant@gmail.com>
Date: Fri, 12 Aug 2022 10:28:12 -0400
Subject: [PATCH] Fix abs(duration) to work with non-normalized ratios

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

diff --git a/include/date/date.h b/include/date/date.h
index 143bc9a..4ad85cc 100644
--- a/include/date/date.h
+++ b/include/date/date.h
@@ -1316,7 +1316,7 @@ CONSTCD11
 std::chrono::duration<Rep, Period>
 abs(std::chrono::duration<Rep, Period> d)
 {
-    return d >= d.zero() ? d : -d;
+    return d >= d.zero() ? d : static_cast<decltype(d)>(-d);
 }
 
 // round down