From 0c4507141a6b15968ec3a40af035d28eb0110db4 Mon Sep 17 00:00:00 2001
From: Enrico Turri <enricoturri@seznam.cz>
Date: Tue, 12 Nov 2019 13:19:17 +0100
Subject: [PATCH] Attempt to fix Mac build on buildserver

---
 src/libslic3r/Fill/FillGyroid.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libslic3r/Fill/FillGyroid.cpp b/src/libslic3r/Fill/FillGyroid.cpp
index e7b4706ac..426734a67 100644
--- a/src/libslic3r/Fill/FillGyroid.cpp
+++ b/src/libslic3r/Fill/FillGyroid.cpp
@@ -145,6 +145,9 @@ static Polylines make_gyroid_waves(double gridZ, double density_adjusted, double
     return result;
 }
 
+// FIXME: needed to fix build on Mac on buildserver
+constexpr double FillGyroid::PatternTolerance;
+
 void FillGyroid::_fill_surface_single(
     const FillParams                &params, 
     unsigned int                     thickness_layers,