qquickshapegenericrenderer_p.h:135:9: error: use of undeclared identifier 'QQuickShapeGradientCache'

...
In file included from qquickshapegenericrenderer.cpp:40:
./qquickshapegenericrenderer_p.h:135:9: error: use of undeclared identifier 'QQuickShapeGradientCache'; did you mean 'QQuickShapeGradient'?
        QQuickShapeGradientCache::GradientDesc fillGradient;
        ^~~~~~~~~~~~~~~~~~~~~~~~
        QQuickShapeGradient
./qquickshape_p.h:65:7: note: 'QQuickShapeGradient' declared here
class QQuickShapeGradient : public QQuickGradient
      ^
/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ -c -pipe -stdlib=libc++ -O2 -fPIC -std=c++1z -fapplication-extension  -arch armv7k  -arch i386 -Xarch_armv7k -mwatchos-version-min=3.0 -Xarch_armv7k -isysroot/Applications/Xcode.app/Contents/Developer/Platforms/WatchOS.platform/Developer/SDKs/WatchOS3.2.sdk -Xarch_i386 -mwatchos-simulator-version-min=3.0 -Xarch_i386 -isysroot/Applications/Xcode.app/Contents/Developer/Platforms/WatchSimulator.platform/Developer/SDKs/WatchSimulator3.2.sdk -fobjc-nonfragile-abi -fobjc-legacy-dispatch -fvisibility=hidden -fvisibility-inlines-hidden -fno-exceptions -fembed-bitcode -Wall -W -fPIC -DQT_COMPILER_SUPPORTS_SSE2 -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_NO_EXCEPTIONS -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_NO_DEBUG -DQT_STATICPLUGIN -DQT_PLUGIN -DQT_QML_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -I. -I/Users/qt/work/install/mkspecs/common/uikit -I../../../include/QtQml/5.10.0 -I../../../include/QtQml/5.10.0/QtQml -I../../../include -I../../../include/QtQml -I/Users/qt/work/install/include/QtCore/5.10.0 -I/Users/qt/work/install/include/QtCore/5.10.0/QtCore -I/Users/qt/work/install/include -I/Users/qt/work/install/include/QtNetwork -I/Users/qt/work/install/include/QtCore -I.moc/release -I/Users/qt/work/install/mkspecs/macx-watchos-clang -o .obj/release/plugin.o plugin.cpp
In file included from qquickshapegenericrenderer.cpp:40:
./qquickshapegenericrenderer_p.h:135:35: error: no type named 'GradientDesc' in 'QQuickShapeGradient'
        QQuickShapeGradientCache::GradientDesc fillGradient;
        ~~~~~~~~~~~~~~~~~~~~~~~~~~^
./qquickshapegenericrenderer_p.h:220:5: error: use of undeclared identifier 'QQuickShapeGradientCache'; did you mean 'QQuickShapeGradient'?
    QQuickShapeGradientCache::GradientDesc m_fillGradient;
    ^~~~~~~~~~~~~~~~~~~~~~~~
    QQuickShapeGradient
./qquickshape_p.h:65:7: note: 'QQuickShapeGradient' declared here
class QQuickShapeGradient : public QQuickGradient
      ^
In file included from qquickshapegenericrenderer.cpp:40:
./qquickshapegenericrenderer_p.h:220:31: error: no type named 'GradientDesc' in 'QQuickShapeGradient'
    QQuickShapeGradientCache::GradientDesc m_fillGradient;
    ~~~~~~~~~~~~~~~~~~~~~~~~~~^
qquickshapegenericrenderer.cpp:82:5: error: cannot initialize object parameter of type 'QSGBasicGeometryNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
    setGeometry(m_geometry);
    ^~~~~~~~~~~
qquickshapegenericrenderer.cpp:85:5: error: no matching function for call to 'qsgnode_set_description'
    qsgnode_set_description(this, QLatin1String("stroke-fill"));
    ^~~~~~~~~~~~~~~~~~~~~~~
../../../include/QtQuick/../../src/quick/scenegraph/coreapi/qsgnode.h:193:21: note: candidate function not viable: no known conversion from 'QQuickShapeGenericStrokeFillNode *' to 'QSGNode *' for 1st argument
void Q_QUICK_EXPORT qsgnode_set_description(QSGNode *node, const QString &description);
                    ^
qquickshapegenericrenderer.cpp:114:9: error: cannot initialize object parameter of type 'const QSGGeometryNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
    if (material() != m_material)
        ^~~~~~~~
qquickshapegenericrenderer.cpp:115:9: error: cannot initialize object parameter of type 'QSGGeometryNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
        setMaterial(m_material);
        ^~~~~~~~~~~
qquickshapegenericrenderer.cpp:524:39: error: cannot initialize a parameter of type 'QSGNode *' with an lvalue of type 'QQuickShapeGenericStrokeFillNode *'
                node->removeChildNode(node->m_strokeNode);
                                      ^~~~~~~~~~~~~~~~~~
../../../include/QtQuick/../../src/quick/scenegraph/coreapi/qsgnode.h:135:35: note: passing argument to parameter 'node' here
    void removeChildNode(QSGNode *node);
                                  ^
qquickshapegenericrenderer.cpp:525:35: error: cannot initialize a parameter of type 'QSGNode *' with an lvalue of type 'QQuickShapeGenericStrokeFillNode *'
            node->appendChildNode(node->m_fillNode);
                                  ^~~~~~~~~~~~~~~~
../../../include/QtQuick/../../src/quick/scenegraph/coreapi/qsgnode.h:138:35: note: passing argument to parameter 'node' here
    void appendChildNode(QSGNode *node);
                                  ^
qquickshapegenericrenderer.cpp:527:39: error: cannot initialize a parameter of type 'QSGNode *' with an lvalue of type 'QQuickShapeGenericStrokeFillNode *'
                node->appendChildNode(node->m_strokeNode);
                                      ^~~~~~~~~~~~~~~~~~
../../../include/QtQuick/../../src/quick/scenegraph/coreapi/qsgnode.h:138:35: note: passing argument to parameter 'node' here
    void appendChildNode(QSGNode *node);
                                  ^
qquickshapegenericrenderer.cpp:536:35: error: cannot initialize a parameter of type 'QSGNode *' with an lvalue of type 'QQuickShapeGenericStrokeFillNode *'
            node->appendChildNode(node->m_strokeNode);
                                  ^~~~~~~~~~~~~~~~~~
../../../include/QtQuick/../../src/quick/scenegraph/coreapi/qsgnode.h:138:35: note: passing argument to parameter 'node' here
    void appendChildNode(QSGNode *node);
                                  ^
qquickshapegenericrenderer.cpp:582:13: error: cannot initialize object parameter of type 'QSGNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
            n->markDirty(QSGNode::DirtyGeometry);
            ^
qquickshapegenericrenderer.cpp:591:13: error: cannot initialize object parameter of type 'QSGNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
            n->markDirty(QSGNode::DirtyMaterial);
            ^
qquickshapegenericrenderer.cpp:603:13: error: cannot initialize object parameter of type 'QSGNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
            n->markDirty(QSGNode::DirtyGeometry);
            ^
qquickshapegenericrenderer.cpp:613:9: error: cannot initialize object parameter of type 'QSGBasicGeometryNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
        n->setGeometry(g);
        ^
qquickshapegenericrenderer.cpp:623:5: error: cannot initialize object parameter of type 'QSGNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
    n->markDirty(QSGNode::DirtyGeometry);
    ^
qquickshapegenericrenderer.cpp:638:13: error: cannot initialize object parameter of type 'QSGNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
            n->markDirty(QSGNode::DirtyGeometry);
            ^
qquickshapegenericrenderer.cpp:643:5: error: cannot initialize object parameter of type 'QSGNode' with an expression of type 'QQuickShapeGenericStrokeFillNode'
    n->markDirty(QSGNode::DirtyGeometry);
    ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
make[4]: *** [.obj/debug/qquickshapegenericrenderer.o] Error 1
make[3]: *** [debug-all] Error 2
make[2]: *** [sub-shapes-make_first] Error 2
...

Qt Gui:
  EGL .................................... no
  OpenVG ................................. no
  OpenGL:
    Desktop OpenGL ....................... no
    OpenGL ES 2.0 ........................ no
    OpenGL ES 3.0 ........................ no
    OpenGL ES 3.1 ........................ no
  Vulkan ................................. no