[Tcl-bugs] [ tktoolkit-Bugs-3607326 ] -listvariable array segfault

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Bugs item #3607326, was opened at 2013-03-08 05:29
Message generated for change (Comment added) made by dgp
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Category: 09. [listbox]
Group: current: 8.5.13
Status: Open
Resolution: None
Priority: 9
Private: No
Submitted By: Don Porter (dgp)
Assigned to: Allen Flick (caflick)
Summary: -listvariable array segfault

Initial Comment:
Reported on c.l.t:

% array set a {}
% listbox .l -listvariable a
Segmentation fault


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>Comment By: Don Porter (dgp)
Date: 2013-03-11 10:03

Message:
ConfigureListbox frees listVarObj after
a failed Tcl_SetVar2Ex() call, but that's
no longer correct in Tcl 8.5.

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Comment By: Don Porter (dgp)
Date: 2013-03-11 08:28

Message:
the tclFreeObjList gets corrupted.  Somehow
a Tcl_Obj gets pushed onto it twice by TclFreeObjStorage().

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Comment By: Don Porter (dgp)
Date: 2013-03-08 07:51

Message:
....which was a fix for Tcl Bug 1334947.

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Comment By: Don Porter (dgp)
Date: 2013-03-08 07:49

Message:
The cause of this regression is Tcl checkin

http://core.tcl.tk/tcl/info/510663a99e

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You can respond by visiting: 
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