From f2ef0f3e866479c1c88eb899c8291a6d93f72928 Mon Sep 17 00:00:00 2001
From: Neil Hodgson <nyamatongwe@gmail.com>
Date: Wed, 30 May 2018 13:57:11 +1000
Subject: Backport: Add header needed for floor.

Backport of changeset 7007:6055a62c94c3.
---
 src/PositionCache.cxx | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/PositionCache.cxx b/src/PositionCache.cxx
index 4d8752e95..ec8de83ba 100644
--- a/src/PositionCache.cxx
+++ b/src/PositionCache.cxx
@@ -8,6 +8,7 @@
 #include <cstddef>
 #include <cstdlib>
 #include <cstring>
+#include <cmath>
 
 #include <stdexcept>
 #include <string>
-- 
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