From b22ae4f90de136fa96903bd89aaf4e13ef2b4039 Mon Sep 17 00:00:00 2001
From: Joachim Schoeberl <joachim.schoeberl@tuwien.ac.at>
Date: Thu, 29 Jul 2021 16:01:21 +0200
Subject: [PATCH] don't use optional.value for MacOS < 10.14

---
 libsrc/occ/python_occ.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libsrc/occ/python_occ.cpp b/libsrc/occ/python_occ.cpp
index ba47cc58..de1f396f 100644
--- a/libsrc/occ/python_occ.cpp
+++ b/libsrc/occ/python_occ.cpp
@@ -404,7 +404,7 @@ DLL_HEADER void ExportNgOCC(py::module &m)
         auto it = OCCGeometry::global_shape_properties.find(self.TShape());
         Vec<3> col(0.2, 0.2, 0.2);
         if (it != OCCGeometry::global_shape_properties.end() && it->second.col)
-          col = it->second.col.value();
+          col = *it->second.col; // .value();
         return std::vector<double> ( { col(0), col(1), col(2) } );
       }, [](const TopoDS_Shape & self, std::vector<double> c) {
         Vec<3> col(c[0], c[1], c[2]);