[Bug 71] New: NullPointerException with GGC

http://sablevm.org/bugs/show_bug.cgi?id=71

           Summary: NullPointerException with GGC
           Product: SableVM
           Version: staging
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: default
        AssignedTo: [email protected]
        ReportedBy: [email protected]
         QAContact: [email protected]


When playing with the following swing menus test program (will be attached
soon), I got the following errors (not all during the same test):

sablevm: INTERNAL ERROR (source file "gc_gencopy.c", line 238): impossible
control flow

sablevm: INTERNAL ERROR (source file "util2.c", line 157): impossible control flow

Exception during event dispatch:
java.lang.NullPointerException
   at gnu.java.awt.peer.gtk.GdkGraphics.setColor (GdkGraphics.java:443)
   at javax.swing.JComponent.getComponentGraphics (JComponent.java:866)
   at javax.swing.JComponent.paint (JComponent.java:1421)
   at java.awt.Container$GfxPaintVisitor.visit (Container.java:1681)
   at java.awt.Container.visitChild (Container.java:1506)
   at java.awt.Container.visitChildren (Container.java:1468)
   at java.awt.Container.paint (Container.java:721)
   at javax.swing.JComponent.paintChildren (JComponent.java:1466)
   at javax.swing.JComponent.paint (JComponent.java:1424)
   at java.awt.Container$GfxPaintVisitor.visit (Container.java:1681)
   at java.awt.Container.visitChild (Container.java:1506)
   at java.awt.Container.visitChildren (Container.java:1468)
   at java.awt.Container.paint (Container.java:721)
   at javax.swing.JComponent.paintChildren (JComponent.java:1466)
   at javax.swing.JComponent.paint (JComponent.java:1424)
   at java.awt.Container$GfxPaintVisitor.visit (Container.java:1681)
   at java.awt.Container.visitChild (Container.java:1506)
   at java.awt.Container.visitChildren (Container.java:1468)
   at java.awt.Container.paint (Container.java:721)
   at gnu.java.awt.peer.gtk.GtkComponentPeer.handleEvent (GtkComponentPeer.java:296)
   at java.awt.Component.dispatchEvent (Component.java:2256)
   at java.awt.EventQueue.dispatchEvent (EventQueue.java:425)
   at java.awt.EventDispatchThread.run (EventDispatchThread.java:81)
   at java.lang.VMThread.callRun (VMThread.java:120)
   at java.lang.Thread.callRun (Thread.java:390)
   at java.lang.VirtualMachine.runThread (VirtualMachine.java:121)

Exception during event dispatch:
java.lang.NullPointerException
   at java.awt.Container.findComponentAt (Container.java:965)
   at javax.swing.SwingUtilities.getDeepestComponentAt (SwingUtilities.java:305)
   at java.awt.LightweightDispatcher.acquireComponentForMouseEvent
(Container.java:1870)
   at java.awt.LightweightDispatcher.handleEvent (Container.java:1962)
   at java.awt.Container.dispatchEventImpl (Container.java:1520)
   at java.awt.Window.dispatchEventImpl (Window.java:599)
   at java.awt.Component.dispatchEvent (Component.java:2254)
   at java.awt.EventQueue.dispatchEvent (EventQueue.java:425)
   at java.awt.EventDispatchThread.run (EventDispatchThread.java:81)
   at java.lang.VMThread.callRun (VMThread.java:120)
   at java.lang.Thread.callRun (Thread.java:390)
   at java.lang.VirtualMachine.runThread (VirtualMachine.java:121)



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