From 9514c152bce1471984f229537dec5b6d5f74cbf9 Mon Sep 17 00:00:00 2001
From: Andrew Kane <andrew@ankane.org>
Date: Mon, 16 Oct 2023 17:08:19 -0700
Subject: [PATCH] Fixed precision on Windows

---
 src/vector.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/vector.c b/src/vector.c
index f6c5abc..7b70c7e 100644
--- a/src/vector.c
+++ b/src/vector.c
@@ -755,7 +755,12 @@ normalize_l2(PG_FUNCTION_ARGS)
 	Vector	   *a = PG_GETARG_VECTOR_P(0);
 	float	   *ax = a->x;
 	double		norm = 0.0;
+#ifdef _MSC_VER
+	/* Fix precision on Windows */
+	double		normf;
+#else
 	float		normf;
+#endif
 	Vector	   *result;
 	float	   *rx;
 
@@ -767,7 +772,7 @@ normalize_l2(PG_FUNCTION_ARGS)
 		norm += (double) ax[i] * (double) ax[i];
 
 	norm = sqrt(norm);
-	normf = (float) norm;
+	normf = norm;
 
 	if (normf > 0)
 	{