From b8c7a4f4b6341f19e2b590be9fdd565723579367 Mon Sep 17 00:00:00 2001
From: "Jonathan S. Katz" <jkatz@users.noreply.github.com>
Date: Fri, 9 Jun 2023 21:27:36 -0400
Subject: [PATCH] Fix compiler warnings on Ubuntu (#156)

The compiler was complaining about a missing include due to the
addition of NaN/inf checks in 482a5f8b. Adding the include
silences the warnings.
---
 src/ivfkmeans.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/ivfkmeans.c b/src/ivfkmeans.c
index cddd724..0079dea 100644
--- a/src/ivfkmeans.c
+++ b/src/ivfkmeans.c
@@ -1,6 +1,7 @@
 #include "postgres.h"
 
 #include <float.h>
+#include <math.h>
 
 #include "ivfflat.h"
 #include "miscadmin.h"