# Thanks to Alt Linux:
# http://packages.altlinux.org/en/Sisyphus/srpms/LibreOffice/patches/alt-004-isnan.patch

--- libreoffice-5.1.1.1/xmloff/source/draw/ximp3dscene.cxx        2016-02-24 10:10:44.846933536 +0000
+++ libreoffice-5.1.1.1/xmloff/source/draw/ximp3dscene.cxx            2016-02-24 10:09:13.449015777 +0000
@@ -66,7 +66,7 @@
             {
                 ::basegfx::B3DVector aVal;
                 SvXMLUnitConverter::convertB3DVector(aVal, sValue);
-                if (!isnan(aVal.getX()) && !isnan(aVal.getY()) && !isnan(aVal.getZ()))
+                if (!std::isnan(aVal.getX()) && !std::isnan(aVal.getY()) && !std::isnan(aVal.getZ()))
                 {
                     maDirection = aVal;
                 }