From bdb8a9b7a6411ca41aa357ea2da631fdca0713e8 Mon Sep 17 00:00:00 2001
From: Chip Hogg <chogg@aurora.tech>
Date: Sat, 20 Jul 2024 10:52:44 -0400
Subject: [PATCH] Explicitly static cast to long double

This fixes a very verbose warning that I noticed when installing the
library in a Visual Studio project on Windows.  And it just seems like a
clearly good change for its own sake, anyway.
---
 au/magnitude.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/au/magnitude.hh b/au/magnitude.hh
index 1be7957e..f93e3cbd 100644
--- a/au/magnitude.hh
+++ b/au/magnitude.hh
@@ -378,7 +378,7 @@ constexpr MagRepresentationOrError<T> root(T x, std::uintmax_t n) {
     // Always use `long double` for intermediate computations.  We don't ever expect people to be
     // calling this at runtime, so we want maximum accuracy.
     long double lo = 1.0;
-    long double hi = x;
+    long double hi = static_cast<long double>(x);
 
     // Do a binary search to find the closest value such that `checked_int_pow` recovers the input.
     //