From e677f8f358f781451e88f1538a1b63b5792ada08 Mon Sep 17 00:00:00 2001
From: Charalampos Stratakis <cstratak@redhat.com>
Date: Aug 25 2020 14:46:25 +0000
Subject: Use c++14 for properly building with the latest version of openvdb


---

diff --git a/blender.spec b/blender.spec
index bc47d72..c2fcc29 100644
--- a/blender.spec
+++ b/blender.spec
@@ -28,7 +28,7 @@
 Name:       blender
 Epoch:      1
 Version:    %{blender_api}.5
-Release:    2%{?dist}
+Release:    3%{?dist}
 
 Summary:    3D modeling, animation, rendering and post-production
 License:    GPLv2
@@ -45,9 +45,7 @@ Patch0:     %{name}-%{blender_api}-droid.patch
 
 # Upstream fix to support Python 3.9
 # https://developer.blender.org/rB56d0df51a36fdce7ec2d1fbb7b47b1d95b591b5f
-%if 0%{?fedora} >= 33
 Patch1:     %{name}-support-python-3.9.diff
-%endif
 
 # Development stuff
 BuildRequires:  boost-devel
@@ -203,6 +201,11 @@ rm -f build_files/cmake/Modules/FindOpenJPEG.cmake
 # Fix all Python shebangs recursively in .
 pathfix.py -pni "%{__python3} %{py3_shbang_opts}" .
 
+# Use c++14 in order to fix build errors when including headers
+# from the latest version of openvdb.
+# Upstream issue: https://github.com/AcademySoftwareFoundation/openvdb/issues/795
+sed -i 's|${CMAKE_CXX_FLAGS} -std=c++11|${CMAKE_CXX_FLAGS} -std=c++14|' CMakeLists.txt
+
 %build
 %cmake . \
 %ifnarch %{ix86} x86_64
@@ -306,6 +309,9 @@ appstream-util validate-relax --nonet %{buildroot}%{_metainfodir}/%{name}-fonts.
 %{_metainfodir}/%{name}-fonts.metainfo.xml
 
 %changelog
+* Tue Aug 25 2020 Charalampos Stratakis <cstratak@redhat.com> - 1:2.83.5-3
+- Use c++14 for properly building with the latest version of openvdb
+
 * Mon Aug 24 2020 Simone Caronni <negativo17@gmail.com> - 1:2.83.5-2
 - Be consistent with build options format and distribution conditionals.
 - rpmlint fixes.