Implicit instantiation of undefined template

[  0%] Built target MagnumUi_RESOURCES-dependencies
[  6%] Building CXX object src/Magnum/Ui/CMakeFiles/MagnumUi.dir/Plane.cpp.o
In file included from /home/jq/projects/magnum-extras-clean/src/Magnum/Ui/Plane.cpp:26:
In file included from /home/jq/projects/magnum-extras-clean/src/Magnum/Ui/Plane.h:35:
In file included from /home/jq/projects/magnum-extras-clean/src/Magnum/Ui/BasicGLLayer.h:33:
In file included from /opt/android-ndk/sysroot/usr/include/Magnum/GL/Mesh.h:38:
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:84:43: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
            VectorCount = Implementation::Attribute<T>::VectorCount
                                          ^
/home/jq/projects/magnum-extras-clean/src/Magnum/Ui/Plane.cpp:53:100: note: in instantiation of template class 'Magnum::GL::Attribute<3, int>' requested here
                Implementation::AbstractQuadShader::ColorIndex{Implementation::AbstractQuadShader::ColorIndex::DataType::Short},
                                                                                                   ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:101:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::ScalarType ScalarType;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:156:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::Components Components;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:239:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::DataType DataType;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:255:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::DataOption DataOption;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:265:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::DataOptions DataOptions;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:84:43: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
            VectorCount = Implementation::Attribute<T>::VectorCount
                                          ^
/home/jq/projects/magnum-extras-clean/src/Magnum/Ui/Plane.cpp:62:80: note: in instantiation of template class 'Magnum::GL::Attribute<2, int>' requested here
            Implementation::TextShader::ColorIndex{Implementation::TextShader::ColorIndex::DataType::Short},
                                                                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:101:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::ScalarType ScalarType;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:156:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::Components Components;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:239:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::DataType DataType;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:255:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::DataOption DataOption;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:265:42: error: implicit instantiation of undefined template 'Magnum::GL::Implementation::Attribute<int>'
        typedef typename Implementation::Attribute<T>::DataOptions DataOptions;
                                         ^
/opt/android-ndk/sysroot/usr/include/Magnum/GL/Attribute.h:41:25: note: template is declared here
        template<class> struct Attribute;
                               ^
12 errors generated.
make[2]: *** [src/Magnum/Ui/CMakeFiles/MagnumUi.dir/build.make:179: src/Magnum/Ui/CMakeFiles/MagnumUi.dir/Plane.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:141: src/Magnum/Ui/CMakeFiles/MagnumUi.dir/all] Error 2
make: *** [Makefile:130: all] Error 2