1 files changed, 18 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/lib3mf/upgrade-to-cpp-14.patch b/nixpkgs/pkgs/development/libraries/lib3mf/upgrade-to-cpp-14.patch
new file mode 100644
index 000000000000..a453571838d0
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/lib3mf/upgrade-to-cpp-14.patch
@@ -0,0 +1,18 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 9f719beb7..a20f84eb8 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -34,12 +34,12 @@ if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
+   # using GCC
+   add_definitions(-DBUILD_DLL)
+   add_compile_options(-Wall)
+-  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -O2")
++  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -O2")
+ elseif ("${CMAKE_SYSTEM_NAME}" MATCHES "Darwin")
+   # using GCC
+   add_definitions(-DBUILD_DLL)
+   add_compile_options(-Wall) 
+-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -O2")
++  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -O2")
+   set(CMAKE_MACOSX_RPATH ON)
+ endif()