Run SwingInterop demo with -Xcheck:jni and observe the following error:

     [java] FATAL ERROR in native method: Field type (instance) mismatch in JNI get/set field operations
     [java] at com.sun.javafx.font.directwrite.OS.CreateGlyphRunAnalysis(Native Method)
     [java] at com.sun.javafx.font.directwrite.IDWriteFactory.CreateGlyphRunAnalysis(IDWriteFactory.java:84)
     [java] at com.sun.javafx.font.directwrite.DWGlyph.createAnalysis(DWGlyph.java:242)
     [java] at com.sun.javafx.font.directwrite.DWGlyph.checkBounds(DWGlyph.java:98)
     [java] at com.sun.javafx.font.directwrite.DWGlyph.getWidth(DWGlyph.java:327)
     [java] at com.sun.prism.impl.GlyphCache.getCachedGlyph(GlyphCache.java:278)
     [java] at com.sun.prism.impl.GlyphCache.render(GlyphCache.java:153)
     [java] at com.sun.prism.impl.ps.BaseShaderGraphics.drawString(BaseShaderGraphics.java:2121)
     [java] at com.sun.javafx.sg.prism.NGText.renderText(NGText.java:312)
     [java] at com.sun.javafx.sg.prism.NGText.renderContent2D(NGText.java:270)
     [java] at com.sun.javafx.sg.prism.NGShape.renderContent(NGShape.java:225)
     [java] at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2028)
     [java] at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1937)
     [java] at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:225)
     [java] at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:1168)
     [java] at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2028)
     [java] at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1937)
     [java] at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:225)
     [java] at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:1168)
     [java] at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2028)
     [java] at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1937)
     [java] at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:225)
     [java] at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:1168)
     [java] at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2028)
     [java] at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1937)
     [java] at com.sun.javafx.sg.prism.NGGroup.renderContent(NGGroup.java:225)
     [java] at com.sun.javafx.sg.prism.NGRegion.renderContent(NGRegion.java:1168)
     [java] at com.sun.javafx.sg.prism.NGNode.doRender(NGNode.java:2028)
     [java] at com.sun.javafx.sg.prism.NGNode.render(NGNode.java:1937)
     [java] at com.sun.javafx.tk.quantum.ViewPainter.doPaint(ViewPainter.java:472)
     [java] at com.sun.javafx.tk.quantum.ViewPainter.paintImpl(ViewPainter.java:331)
     [java] at com.sun.javafx.tk.quantum.UploadingPainter.run(UploadingPainter.java:121)
     [java] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
     [java] at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
     [java] at com.sun.javafx.tk.RenderJob.run(RenderJob.java:58)
     [java] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
     [java] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
     [java] at com.sun.javafx.tk.quantum.QuantumRenderer$PipelineRunnable.run(QuantumRenderer.java:129)
     [java] at java.lang.Thread.run(Thread.java:724)