319749 – null pointer exception

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Bug 319749 - null pointer exception

Summary: null pointer exception

Status:	RESOLVED FIXED

Alias:	None

Product:	CDT
Classification:	Tools
Component:	cdt-parser (show other bugs)
Version:	7.0
Hardware:	PC Linux

Importance:	P3 normal (vote)
Target Milestone:	7.0.1
Assignee:	Markus Schorn
QA Contact:	Markus Schorn

URL:
Whiteboard:
Keywords:

Depends on:
Blocks:

Reported:	2010-07-13 11:56 EDT by Yevgeny Shifrin
Modified:	2010-07-21 12:23 EDT (History)
CC List:	0 users

See Also:

Attachments
fix (2.02 KB, patch) 2010-07-20 06:41 EDT, Markus Schorn	mschorn.eclipse: iplog-	Details \| Diff
View All Add an attachment (proposed patch, testcase, etc.)

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Description Yevgeny Shifrin

2010-07-13 11:56:20 EDT

Build Identifier: 20100617-1415

I saw the following exception in eclipse log file:

!ENTRY org.eclipse.cdt.ui 4 4 2010-07-11 18:49:30.752
!MESSAGE Error
!STACK 0
java.lang.NullPointerException
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor.getPointerTypes(CPPVisitor.java:1726)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor.createType(CPPVisitor.java:1968)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor.createParameterType(CPPVisitor.java:1692)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor.createType(CPPVisitor.java:1661)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor.createType(CPPVisitor.java:1965)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor.createType(CPPVisitor.java:1814)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.CPPImplicitMethod.getPrimaryDeclaration(CPPImplicitMethod.java:127)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.CPPImplicitMethod.getVisibility(CPPImplicitMethod.java:50)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.AccessContext.isAccessible(AccessContext.java:130)
	at org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.AccessContext.isAccessible(AccessContext.java:90)
	at org.eclipse.cdt.internal.ui.text.contentassist.DOMCompletionProposalComputer.computeCompletionProposals(DOMCompletionProposalComputer.java:138)
	at org.eclipse.cdt.internal.ui.text.contentassist.ParsingBasedProposalComputer.computeCompletionProposals(ParsingBasedProposalComputer.java:55)
	at org.eclipse.cdt.internal.ui.text.contentassist.CompletionProposalComputerDescriptor.computeCompletionProposals(CompletionProposalComputerDescriptor.java:300)
	at org.eclipse.cdt.internal.ui.text.contentassist.CompletionProposalCategory.computeCompletionProposals(CompletionProposalCategory.java:261)
	at org.eclipse.cdt.internal.ui.text.contentassist.ContentAssistProcessor.collectProposals(ContentAssistProcessor.java:267)
	at org.eclipse.cdt.internal.ui.text.contentassist.ContentAssistProcessor.computeCompletionProposals(ContentAssistProcessor.java:220)
	at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1834)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.computeProposals(CompletionProposalPopup.java:556)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.access$16(CompletionProposalPopup.java:553)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup$14.run(CompletionProposalPopup.java:1542)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.incrementalComplete(CompletionProposalPopup.java:1536)
	at org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1659)
	at org.eclipse.cdt.internal.ui.editor.CEditor$AdaptedSourceViewer.doOperation(CEditor.java:328)
	at org.eclipse.ui.texteditor.ContentAssistAction$1.run(ContentAssistAction.java:82)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.ui.texteditor.ContentAssistAction.run(ContentAssistAction.java:80)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
	at org.eclipse.ui.commands.ActionHandler.execute(ActionHandler.java:185)
	at org.eclipse.ui.internal.handlers.LegacyHandlerWrapper.execute(LegacyHandlerWrapper.java:109)
	at org.eclipse.core.commands.Command.executeWithChecks(Command.java:476)
	at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
	at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.executeCommand(WorkbenchKeyboard.java:468)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:786)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:885)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.filterKeySequenceBindings(WorkbenchKeyboard.java:567)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$3(WorkbenchKeyboard.java:508)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard$KeyDownFilter.handleEvent(WorkbenchKeyboard.java:123)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1525)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1257)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1282)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1267)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1294)
	at org.eclipse.swt.widgets.Widget.gtk_key_press_event(Widget.java:730)
	at org.eclipse.swt.widgets.Control.gtk_key_press_event(Control.java:2839)
	at org.eclipse.swt.widgets.Composite.gtk_key_press_event(Composite.java:734)
	at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1743)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:4794)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4372)
	at org.eclipse.swt.internal.gtk.OS._gtk_main_do_event(Native Method)
	at org.eclipse.swt.internal.gtk.OS.gtk_main_do_event(OS.java:8163)
	at org.eclipse.swt.widgets.Display.eventProc(Display.java:1239)
	at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method)
	at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:2224)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3169)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2629)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2593)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2427)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:670)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:663)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:369)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1407)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1383)

Reproducible: Couldn't Reproduce

Steps to Reproduce:
I am not sure what caused this exception, I just saw it in a log file.

Comment 1 Markus Schorn

2010-07-20 06:40:40 EDT

Cannot reproduce the issue, either.

Comment 2 Markus Schorn

2010-07-20 06:41:48 EDT

Created attachment 174721 [details]
fix

Comment 3 Markus Schorn

2010-07-20 06:43:05 EDT

Fixed in 7.0.1 and 8.0 > 20100720.

Comment 4 CDT Genie

2010-07-20 07:23:02 EDT

*** cdt cvs genie on behalf of mschorn ***
Bug 319749: NPE during content assist.

[*] CPPVisitor.java 1.126 http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.cdt-core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java?root=Tools_Project&r1=1.125&r2=1.126

[*] CPPVisitor.java 1.122.2.4 http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.cdt-core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java?root=Tools_Project&r1=1.122.2.3&r2=1.122.2.4

Comment 5 CDT Genie

2010-07-21 12:23:14 EDT

*** cdt cvs genie on behalf of mschorn ***
Bug 319749: Fix previous check-in.

[*] CPPVisitor.java 1.122.2.5 http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.cdt-core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/dom/parser/cpp/semantics/CPPVisitor.java?root=Tools_Project&r1=1.122.2.4&r2=1.122.2.5