Re: gnustep compiled with clang and gworkspace problem

[Sebastian Reitenbach]

On Monday, October 3, 2011 18:19 CEST, Fred Kiefer <fredkiefer@gmx.de> wrote:

> The segmentation fault you are getting is really worrying. What kind of X 
> server are you using? And has this changed since you last used GNUstep?

Its the Xorg that comes with OpenBSD:


X.Org X Server 1.9.5
Release Date: 2011-03-17
[3365122.247] X Protocol Version 11, Revision 0
[3365122.247] Build Operating System: OpenBSD 5.0 i386
[3365122.247] Current Operating System: OpenBSD communicator.ds9 5.0 GENERIC#60 
i386
[3365122.247] Build Date: 28 September 2011  01:44:51PM
[3365122.247]
[3365122.247] Current version of pixman: 0.22.2
[3365122.247]   Before reporting problems, check http://wiki.x.org
        to make sure that you have the latest version.
[3365122.247] Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
...


>
> The pasteboard problem could be caused by a background process that was 
> created by a previous compile still running in the background. It could well 
> be that clang an gcc result in different method signatures, although that is 
> rather undesirable.

that maybe the case. I recompiled with gcc/clang libobjc/libobc2 in different 
orders, and did not always killed the persistent background processes.

Sebastian

>
> The setDelegate_reload is one of the tests I expect to fail.
>
> On 03.10.2011 15:17, Sebastian Reitenbach wrote:
> > On 10/03/11 12:50, Fred Kiefer wrote:
> >> The failed test for gui are unrelated to the GWorkspace issue. We

> >> shoudl start to flag tests that are expected to fail in gui, just as
> >> this was doen in base. The tests in gui are still somewhat minimal,
> >> any help with these is highly welcome.
> >> For me (with gcc) only one of the NSBrowser tests fails, but there are
> >> also two NSView tests that are expected to fail.
> >>
> >> The problem with GSColorSliderCell is that the same class gets used by
> >> different bundles and that we therefore load it multiple times. This
> >> has worked fine for a long time with the gcc Objective-C runtime but
> >> caused some trouble with other runtimes. I think David changed the new
> >> libobjc2 runtime specifically for this case to allow the same class
> >> being loaded twice. Perhaps we could try to rearrange the code here.
> >> And seven of the ten colour modes could be handled by a gradient
> >> anyway...
> >>
> >> I don't know anything about the other errors you are getting. Here a
> >> back trace from gdb could help. Just set a break point on [NSException
> >> raise] and report back.
> >>
> > since the clang 3.0 is still compiling, here the gdb backtraces compiled
> > with gcc:
> > running gnustep-tests --debug, here the backtraces from lazy_copy:
> >
> >
> > (gdb) r
> > Starting program:
> > /home/ports/pobj/gnustep-gui-0.20.0/gnustep-gui-0.20.0/Tests/gui/NSPasteboard/obj/lazy_copy
> >
> > Breakpoint 2 at 0x5c7caae: file NSException.m, line 956.
> > Pending breakpoint "-[NSException raise]" resolved
> > [Switching to process 26819, thread 0x7cd17800]
> >
> > Breakpoint 2, -[NSException raise] (self=0x86b68708, _cmd=0x25c34900) at
> > NSException.m:956
> > 956       if (_reserved == 0)
> > Current language:  auto; currently minimal
> > (gdb) bt
> > #0  -[NSException raise] (self=0x86b68708, _cmd=0x25c34900) at
> > NSException.m:956
> > #1  0x05c3953b in -[NSConnection(GNUstepExtensions)
> > forwardInvocation:forProxy:] (self=0x87c498a8, _cmd=0x25c3d850,
> > inv=0x8b536a08, object=0x808e1648) at NSConnection.m:2091
> > #2  0x05c76961 in -[NSDistantObject forwardInvocation:]
> > (self=0x808e1648, _cmd=0x25c93d08, anInvocation=0x8b536a08) at
> > NSDistantObject.m:606
> > #3  0x05da0b7a in GSFFIInvocationCallback (cif=0x7cc38100,
> > retp=0xcfbe0e90, args=0xcfbe0e10, user=0x86b68908) at GSFFIInvocation.m:624
> > #4  0x1044aa27 in ffi_closure_SYSV_inner (closure=0x87b06000,
> > respp=0xcfbe0e9c, args=0xcfbe0eb0) at src/x86/ffi.c:414
> > #5  0x1044ae7a in ffi_closure_SYSV () from /usr/local/lib/libffi.so.0.0
> > #6  0x05c79407 in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:suspensionBehavior:] (self=0x87e1bf08,
> > _cmd=0x25c3ef10, anObserver=0x8b19e1c8, aSelector=0x206b76a8,
> >      notificationName=0x206b6aa4, anObject=0x0, suspensionBehavior=2) at
> > NSDistributedNotificationCenter.m:339
> > #7  0x05c790a1 in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:] (self=0x87e1bf08, _cmd=0x206b7680,
> > anObserver=0x8b19e1c8, aSelector=0x206b76a8,
> > notificationName=0x206b6aa4, anObject=0x0)
> >      at NSDistributedNotificationCenter.m:263
> > #8  0x008ce970 in +[NSPasteboard(Private) _pbs] (self=0x206b7140,
> > _cmd=0x206b7520) at NSPasteboard.m:2050
> > #9  0x008cc03c in +[NSPasteboard pasteboardWithName:] (self=0x206b7140,
> > _cmd=0x3c0012d0, aName=0x3c0011f0) at NSPasteboard.m:1211
> > #10 0x1c000db8 in gnustep_base_user_main (argc=1, argv=0xcfbe1128) at
> > lazy_copy.m:31
> > #11 0x05cf9480 in main (argc=1, argv=0xcfbe1128, env=0xcfbe1130) at
> > NSProcessInfo.m:979
> > #12 0x1c0009a7 in ___start ()
> > #13 0x1c000922 in _start ()
> > (gdb) c
> > Continuing.
> >
> > Breakpoint 2, -[NSException raise] (self=0x86b68708, _cmd=0x25c3eed8) at
> > NSException.m:956
> > 956       if (_reserved == 0)
> > (gdb) bt
> > #0  -[NSException raise] (self=0x86b68708, _cmd=0x25c3eed8) at
> > NSException.m:956
> > #1  0x05c7946b in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:suspensionBehavior:] (self=0x87e1bf08,
> > _cmd=0x25c3ef10, anObserver=0x8b19e1c8, aSelector=0x206b76a8,
> >      notificationName=0x206b6aa4, anObject=0x0, suspensionBehavior=2) at
> > NSDistributedNotificationCenter.m:349
> > #2  0x05c790a1 in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:] (self=0x87e1bf08, _cmd=0x206b7680,
> > anObserver=0x8b19e1c8, aSelector=0x206b76a8,
> > notificationName=0x206b6aa4, anObject=0x0)
> >      at NSDistributedNotificationCenter.m:263
> > #3  0x008ce970 in +[NSPasteboard(Private) _pbs] (self=0x206b7140,
> > _cmd=0x206b7520) at NSPasteboard.m:2050
> > #4  0x008cc03c in +[NSPasteboard pasteboardWithName:] (self=0x206b7140,
> > _cmd=0x3c0012d0, aName=0x3c0011f0) at NSPasteboard.m:1211
> > #5  0x1c000db8 in gnustep_base_user_main (argc=1, argv=0xcfbe1128) at
> > lazy_copy.m:31
> > #6  0x05cf9480 in main (argc=1, argv=0xcfbe1128, env=0xcfbe1130) at
> > NSProcessInfo.m:979
> > #7  0x1c0009a7 in ___start ()
> > #8  0x1c000922 in _start ()
> > (gdb) c
> > Continuing.
> >
> > Breakpoint 2, -[NSException raise] (self=0x86b68c08, _cmd=0x25c404a8) at
> > NSException.m:956
> > 956       if (_reserved == 0)
> > (gdb) bt
> > #0  -[NSException raise] (self=0x86b68c08, _cmd=0x25c404a8) at
> > NSException.m:956
> > #1  0x05c7c203 in +[NSException raise:format:arguments:]
> > (self=0x25c402c0, _cmd=0x25c40490, name=0x2068e4ac, format=0x206b6948,
> > argList=0xcfbe1000 "h\212¶\206\213") at NSException.m:849
> > #2  0x05c7c13b in +[NSException raise:format:] (self=0x25c402c0,

> > _cmd=0x206b7540, name=0x2068e4ac, format=0x206b6948) at NSException.m:835
> > #3  0x008cc1b8 in +[NSPasteboard pasteboardWithName:] (self=0x206b7140,
> > _cmd=0x3c0012d0, aName=0x3c0011f0) at NSPasteboard.m:1228
> > #4  0x1c000db8 in gnustep_base_user_main (argc=1, argv=0xcfbe1128) at
> > lazy_copy.m:31
> > #5  0x05cf9480 in main (argc=1, argv=0xcfbe1128, env=0xcfbe1130) at
> > NSProcessInfo.m:979
> > #6  0x1c0009a7 in ___start ()
> > #7  0x1c000922 in _start ()
> > (gdb) c
> > Continuing.
> > /home/ports/pobj/gnustep-gui-0.20.0/gnustep-gui-0.20.0/Tests/gui/NSPasteboard/obj/lazy_copy:
> > Uncaught exception NSPasteboardCommunicationException, reason:
> > NSConection types (v@0:4Q8@16@20@24I28@32 / v36@0:4Q8@16@20@24L28@32)
> > missmatch for addObserver:selector:name:object:suspensionBehavior:for:
> >
> > Program received signal SIGABRT, Aborted.
> > 0x05e2673d in kill () from /usr/lib/libc.so.60.1
> > (gdb) bt
> > #0  0x05e2673d in kill () from /usr/lib/libc.so.60.1
> > #1  0x05e8cec5 in abort () at /usr/src/lib/libc/stdlib/abort.c:68
> > #2  0x05c7bdd5 in _terminate () at NSException.m:751
> > #3  0x05c7bffb in _NSFoundationUncaughtExceptionHandler
> > (exception=0x86b68c08) at NSException.m:775
> > #4  0x05c7c038 in callUncaughtHandler (value=0x86b68c08) at
> > NSException.m:795
> > #5  0x05c7cb80 in -[NSException raise] (self=0x86b68c08,
> > _cmd=0x25c404a8) at NSException.m:992
> > #6  0x05c7c203 in +[NSException raise:format:arguments:]
> > (self=0x25c402c0, _cmd=0x25c40490, name=0x2068e4ac, format=0x206b6948,
> > argList=0xcfbe1000 "h\212¶\206\213") at NSException.m:849
> > #7  0x05c7c13b in +[NSException raise:format:] (self=0x25c402c0,

> > _cmd=0x206b7540, name=0x2068e4ac, format=0x206b6948) at NSException.m:835
> > #8  0x008cc1b8 in +[NSPasteboard pasteboardWithName:] (self=0x206b7140,
> > _cmd=0x3c0012d0, aName=0x3c0011f0) at NSPasteboard.m:1228
> > #9  0x1c000db8 in gnustep_base_user_main (argc=1, argv=0xcfbe1128) at
> > lazy_copy.m:31
> > #10 0x05cf9480 in main (argc=1, argv=0xcfbe1128, env=0xcfbe1130) at
> > NSProcessInfo.m:979
> > #11 0x1c0009a7 in ___start ()
> > #12 0x1c000922 in _start ()
> >
> >
> > and here the backtraces from setDelegate_reload:
> > (gdb) r
> > Starting program:
> > /home/ports/pobj/gnustep-gui-0.20.0/gnustep-gui-0.20.0/Tests/gui/NSSavePanel/obj/setDelegate_reload
> >
> > Breakpoint 2 at 0x82b7aae: file NSException.m, line 956.
> > Pending breakpoint "-[NSException raise]" resolved
> > [Switching to process 29281, thread 0x7e3e5800]
> >
> > Breakpoint 2, -[NSException raise] (self=0x8a175548, _cmd=0x2826f900) at
> > NSException.m:956
> > 956       if (_reserved == 0)
> > Current language:  auto; currently minimal
> > (gdb) bt
> > #0  -[NSException raise] (self=0x8a175548, _cmd=0x2826f900) at
> > NSException.m:956
> > #1  0x0827453b in -[NSConnection(GNUstepExtensions)
> > forwardInvocation:forProxy:] (self=0x81de8bd8, _cmd=0x28278850,
> > inv=0x880d4c08, object=0x82172608) at NSConnection.m:2091
> > #2  0x082b1961 in -[NSDistantObject forwardInvocation:]
> > (self=0x82172608, _cmd=0x282ced08, anInvocation=0x880d4c08) at
> > NSDistantObject.m:606
> > #3  0x083dbb7a in GSFFIInvocationCallback (cif=0x7f273d00,
> > retp=0xcfbcb3c0, args=0xcfbcb340, user=0x8a175b68) at GSFFIInvocation.m:624
> > #4  0x095eca27 in ffi_closure_SYSV_inner (closure=0x84530000,
> > respp=0xcfbcb3cc, args=0xcfbcb3e0) at src/x86/ffi.c:414
> > #5  0x095ece7a in ffi_closure_SYSV () from /usr/local/lib/libffi.so.0.0
> > #6  0x082b4407 in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:suspensionBehavior:] (self=0x81de9bc8,
> > _cmd=0x28279f10, anObserver=0x86020468, aSelector=0x27431640,
> > notificationName=0x0,
> >      anObject=0x27430a2c, suspensionBehavior=2) at
> > NSDistributedNotificationCenter.m:339
> > #7  0x082b40a1 in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:] (self=0x81de9bc8, _cmd=0x27431648,
> > anObserver=0x86020468, aSelector=0x27431640, notificationName=0x0,
> > anObject=0x27430a2c)
> >      at NSDistributedNotificationCenter.m:263
> > #8  0x075f7ad4 in -[_GSWorkspaceCenter init] (self=0x86020468,

> > _cmd=0x28294908) at NSWorkspace.m:292
> > #9  0x0830a0dc in +[NSObject new] (self=0x274314c0, _cmd=0x274315c8) at
> > NSObject.m:1168
> > #10 0x075f8b0e in -[NSWorkspace init] (self=0x86020108, _cmd=0x27431630)
> > at NSWorkspace.m:692
> > #11 0x075f88c4 in +[NSWorkspace sharedWorkspace] (self=0x274313c0,
> > _cmd=0x273f0050) at NSWorkspace.m:644
> > #12 0x075490aa in -[NSSavePanel(GSBrowserDelegate)
> > browser:createRowsForColumn:inMatrix:] (self=0x89f83008,
> > _cmd=0x2738efa0, sender=0x8b470408, column=0, matrix=0x80925e08) at
> > NSSavePanel.m:1633
> > #13 0x074529fe in -[NSBrowser(Private) _performLoadOfColumn:]
> > (self=0x8b470408, _cmd=0x2738eb00, column=0) at NSBrowser.m:3072
> > #14 0x0744ad3b in -[NSBrowser addColumn] (self=0x8b470408,
> > _cmd=0x2738e9f0) at NSBrowser.m:817
> > #15 0x0744b671 in -[NSBrowser loadColumnZero] (self=0x8b470408,
> > _cmd=0x273f0048) at NSBrowser.m:1057
> > #16 0x07544833 in -[NSSavePanel(PrivateMethods) _reloadBrowser]
> > (self=0x89f83008, _cmd=0x273f0218) at NSSavePanel.m:442
> > #17 0x07548b17 in -[NSSavePanel setShowsHiddenFiles:] (self=0x89f83008,
> > _cmd=0x3c001e38, flag=1 '\001') at NSSavePanel.m:1465
> > #18 0x1c000ea8 in gnustep_base_user_main (argc=1, argv=0xcfbcb888) at
> > setDelegate_reload.m:63
> > #19 0x08334480 in main (argc=1, argv=0xcfbcb888, env=0xcfbcb890) at
> > NSProcessInfo.m:979
> > #20 0x1c0009b7 in ___start ()
> > #21 0x1c000932 in _start ()
> > (gdb) c
> > Continuing.
> > Breakpoint 2, -[NSException raise] (self=0x8a175548, _cmd=0x28279ed8) at
> > NSException.m:956
> > 956       if (_reserved == 0)
> > (gdb) bt
> > #0  -[NSException raise] (self=0x8a175548, _cmd=0x28279ed8) at
> > NSException.m:956
> > #1  0x082b446b in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:suspensionBehavior:] (self=0x81de9bc8,
> > _cmd=0x28279f10, anObserver=0x86020468, aSelector=0x27431640,
> > notificationName=0x0,
> >      anObject=0x27430a2c, suspensionBehavior=2) at
> > NSDistributedNotificationCenter.m:349
> > #2  0x082b40a1 in -[NSDistributedNotificationCenter
> > addObserver:selector:name:object:] (self=0x81de9bc8, _cmd=0x27431648,
> > anObserver=0x86020468, aSelector=0x27431640, notificationName=0x0,
> > anObject=0x27430a2c)
> >      at NSDistributedNotificationCenter.m:263
> > #3  0x075f7ad4 in -[_GSWorkspaceCenter init] (self=0x86020468,

> > _cmd=0x28294908) at NSWorkspace.m:292
> > #4  0x0830a0dc in +[NSObject new] (self=0x274314c0, _cmd=0x274315c8) at
> > NSObject.m:1168
> > #5  0x075f8b0e in -[NSWorkspace init] (self=0x86020108, _cmd=0x27431630)
> > at NSWorkspace.m:692
> > #6  0x075f88c4 in +[NSWorkspace sharedWorkspace] (self=0x274313c0,
> > _cmd=0x273f0050) at NSWorkspace.m:644
> > #7  0x075490aa in -[NSSavePanel(GSBrowserDelegate)
> > browser:createRowsForColumn:inMatrix:] (self=0x89f83008,
> > _cmd=0x2738efa0, sender=0x8b470408, column=0, matrix=0x80925e08) at
> > NSSavePanel.m:1633
> > #8  0x074529fe in -[NSBrowser(Private) _performLoadOfColumn:]
> > (self=0x8b470408, _cmd=0x2738eb00, column=0) at NSBrowser.m:3072
> > #9  0x0744ad3b in -[NSBrowser addColumn] (self=0x8b470408,
> > _cmd=0x2738e9f0) at NSBrowser.m:817
> > #10 0x0744b671 in -[NSBrowser loadColumnZero] (self=0x8b470408,
> > _cmd=0x273f0048) at NSBrowser.m:1057
> > #11 0x07544833 in -[NSSavePanel(PrivateMethods) _reloadBrowser]
> > (self=0x89f83008, _cmd=0x273f0218) at NSSavePanel.m:442
> > #12 0x07548b17 in -[NSSavePanel setShowsHiddenFiles:] (self=0x89f83008,
> > _cmd=0x3c001e38, flag=1 '\001') at NSSavePanel.m:1465
> > #13 0x1c000ea8 in gnustep_base_user_main (argc=1, argv=0xcfbcb888) at
> > setDelegate_reload.m:63
> > #14 0x08334480 in main (argc=1, argv=0xcfbcb888, env=0xcfbcb890) at
> > NSProcessInfo.m:979
> > #15 0x1c0009b7 in ___start ()
> > #16 0x1c000932 in _start ()
> > (gdb) c
> > Continuing.
> >
> > Breakpoint 2, -[NSException raise] (self=0x8a175548, _cmd=0x27431670) at
> > NSException.m:956
> > 956       if (_reserved == 0)
> > (gdb) bt
> > #0  -[NSException raise] (self=0x8a175548, _cmd=0x27431670) at
> > NSException.m:956
> > #1  0x075f7be0 in -[_GSWorkspaceCenter init] (self=0x86020468,

> > _cmd=0x28294908) at NSWorkspace.m:308
> > #2  0x0830a0dc in +[NSObject new] (self=0x274314c0, _cmd=0x274315c8) at
> > NSObject.m:1168
> > #3  0x075f8b0e in -[NSWorkspace init] (self=0x86020108, _cmd=0x27431630)
> > at NSWorkspace.m:692
> > #4  0x075f88c4 in +[NSWorkspace sharedWorkspace] (self=0x274313c0,
> > _cmd=0x273f0050) at NSWorkspace.m:644
> > #5  0x075490aa in -[NSSavePanel(GSBrowserDelegate)
> > browser:createRowsForColumn:inMatrix:] (self=0x89f83008,
> > _cmd=0x2738efa0, sender=0x8b470408, column=0, matrix=0x80925e08) at
> > NSSavePanel.m:1633
> > #6  0x074529fe in -[NSBrowser(Private) _performLoadOfColumn:]
> > (self=0x8b470408, _cmd=0x2738eb00, column=0) at NSBrowser.m:3072
> > #7  0x0744ad3b in -[NSBrowser addColumn] (self=0x8b470408,
> > _cmd=0x2738e9f0) at NSBrowser.m:817
> > #8  0x0744b671 in -[NSBrowser loadColumnZero] (self=0x8b470408,
> > _cmd=0x273f0048) at NSBrowser.m:1057
> > #9  0x07544833 in -[NSSavePanel(PrivateMethods) _reloadBrowser]
> > (self=0x89f83008, _cmd=0x273f0218) at NSSavePanel.m:442
> > #10 0x07548b17 in -[NSSavePanel setShowsHiddenFiles:] (self=0x89f83008,
> > _cmd=0x3c001e38, flag=1 '\001') at NSSavePanel.m:1465
> > #11 0x1c000ea8 in gnustep_base_user_main (argc=1, argv=0xcfbcb888) at
> > setDelegate_reload.m:63
> > #12 0x08334480 in main (argc=1, argv=0xcfbcb888, env=0xcfbcb890) at
> > NSProcessInfo.m:979
> > #13 0x1c0009b7 in ___start ()
> > #14 0x1c000932 in _start ()
> > Continuing.
> >
> > Program received signal SIGSEGV, Segmentation fault.
> > 0x0845144f in bestContext (dpy=0x85bbc6b0, screen_number=0,
> > context=0x868cb500) at context.c:841
> > 841                 if ((pictFormat->type == PictTypeDirect)
> > Current language:  auto; currently c
> > (gdb) bt
> > #0  0x0845144f in bestContext (dpy=0x85bbc6b0, screen_number=0,
> > context=0x868cb500) at context.c:841
> > #1  0x084510c2 in RCreateContext (dpy=0x85bbc6b0, screen_number=0,
> > attribs=0x0) at context.c:701
> > #2  0x08459052 in -[XGScreenContext initForDisplay:screen:]
> > (self=0x7dee1608, _cmd=0x2843cc38, dpy=0x85bbc6b0, screen_number=0) at
> > XGServer.m:180
> > #3  0x0845a0df in -[XGServer _screenContextForScreen:] (self=0x866d0c08,
> > _cmd=0x2843cc48, screen_number=0) at XGServer.m:510
> > #4  0x0845a173 in -[XGServer xrContextForScreen:] (self=0x866d0c08,
> > _cmd=0x2843e5a8, screen_number=0) at XGServer.m:525
> > #5  0x084683a4 in -[XGServer(WindowOps) window::::] (self=0x866d0c08,
> > _cmd=0x2742d750, frame={origin = {x = 516.5, y = 506.5}, size = {width =
> > 887, height = 187}}, type=NSBackingStoreRetained, style=1,
> >      screen=0) at XGServerWindow.m:1937
> > #6  0x075e313d in -[NSWindow _initBackendWindow] (self=0x7dd2fc08,
> > _cmd=0x2742d810) at NSWindow.m:887
> > #7  0x075e5d62 in -[NSWindow orderWindow:relativeTo:] (self=0x7dd2fc08,
> > _cmd=0x2742d9a0, place=NSWindowAbove, otherWin=-1) at NSWindow.m:1732
> > #8  0x075e5a78 in -[NSWindow orderFrontRegardless] (self=0x7dd2fc08,
> > _cmd=0x27382220) at NSWindow.m:1658
> > #9  0x0742156d in -[NSApplication beginModalSessionForWindow:]
> > (self=0x7e5f9388, _cmd=0x27382610, theWindow=0x7dd2fc08) at
> > NSApplication.m:1683
> > #10 0x07421a7c in -[NSApplication runModalForWindow:] (self=0x7e5f9388,
> > _cmd=0x2737b968, theWindow=0x7dd2fc08) at NSApplication.m:1782
> > #11 0x074086ce in -[GSAlertPanel runModal] (self=0x7dd2fc08,
> > _cmd=0x2737ba98) at NSAlert.m:811
> > #12 0x0740cf38 in GSRunExceptionPanel (title=0x880d2788,
> > exception=0x8a175548, defaultButton=0x7ebdc728, alternateButton=0x0,
> > otherButton=0x7ebdcc68) at NSAlert.m:2109
> > #13 0x0741bc50 in _NSAppKitUncaughtExceptionHandler
> > (exception=0x8a175548) at NSApplication.m:134
> > #14 0x082b702d in callUncaughtHandler (value=0x8a175548) at
> > NSException.m:783
> > #15 0x082b7b80 in -[NSException raise] (self=0x8a175548,
> > _cmd=0x27431670) at NSException.m:992
> > #16 0x075f7be0 in -[_GSWorkspaceCenter init] (self=0x86020468,

> > _cmd=0x28294908) at NSWorkspace.m:308
> > #17 0x0830a0dc in +[NSObject new] (self=0x274314c0, _cmd=0x274315c8) at
> > NSObject.m:1168
> > #18 0x075f8b0e in -[NSWorkspace init] (self=0x86020108, _cmd=0x27431630)
> > at NSWorkspace.m:692
> > #19 0x075f88c4 in +[NSWorkspace sharedWorkspace] (self=0x274313c0,
> > _cmd=0x273f0050) at NSWorkspace.m:644
> > #20 0x075490aa in -[NSSavePanel(GSBrowserDelegate)
> > browser:createRowsForColumn:inMatrix:] (self=0x89f83008,
> > _cmd=0x2738efa0, sender=0x8b470408, column=0, matrix=0x80925e08) at
> > NSSavePanel.m:1633
> > #21 0x074529fe in -[NSBrowser(Private) _performLoadOfColumn:]
> > (self=0x8b470408, _cmd=0x2738eb00, column=0) at NSBrowser.m:3072
> > #22 0x0744ad3b in -[NSBrowser addColumn] (self=0x8b470408,
> > _cmd=0x2738e9f0) at NSBrowser.m:817
> > #23 0x0744b671 in -[NSBrowser loadColumnZero] (self=0x8b470408,
> > _cmd=0x273f0048) at NSBrowser.m:1057
> > #24 0x07544833 in -[NSSavePanel(PrivateMethods) _reloadBrowser]
> > (self=0x89f83008, _cmd=0x273f0218) at NSSavePanel.m:442
> > #25 0x07548b17 in -[NSSavePanel setShowsHiddenFiles:] (self=0x89f83008,
> > _cmd=0x3c001e38, flag=1 '\001') at NSSavePanel.m:1465
> > #26 0x1c000ea8 in gnustep_base_user_main (argc=1, argv=0xcfbcb888) at
> > setDelegate_reload.m:63
> > #27 0x08334480 in main (argc=1, argv=0xcfbcb888, env=0xcfbcb890) at
> > NSProcessInfo.m:979
> > #28 0x1c0009b7 in ___start ()
> > #29 0x1c000932 in _start ()
> > (gdb) frame 0
> > #0  0x0845144f in bestContext (dpy=0x85bbc6b0, screen_number=0,
> > context=0x868cb500) at context.c:841
> > 841                 if ((pictFormat->type == PictTypeDirect)
> > (gdb) list
> > 836           {
> > 837             for (i=numvis-1, best = -1; i>=0; i--)
> > 838               {
> > 839                 XRenderPictFormat* pictFormat =
> > 840                     XRenderFindVisualFormat (dpy, vinfo[i].visual);
> > 841                 if ((pictFormat->type == PictTypeDirect)
> > 842&&  (pictFormat->direct.alphaMask))
> > 843                   {
> > 844                     best = i;
> > 845                   }
> > (gdb) print pictFormat->type
> > Cannot access memory at address 0x4
> >
> > running in gdb, it also failed here:
> > gnustep-gui-0.20.0/Tests/gui/NSView/NSView_frame_rotation.m:
> > Failed file:     NSView_frame_rotation.m aborted without running all tests!
> > GNU gdb 6.3
> > Copyright 2004 Free Software Foundation, Inc.
> > GDB is free software, covered by the GNU General Public License, and you are
> > welcome to change it and/or distribute copies of it under certain
> > conditions.
> > Type "show copying" to see the conditions.
> > There is absolutely no warranty for GDB.  Type "show warranty" for details.
> > This GDB was configured as "i386-unknown-openbsd5.0"...
> > (gdb) break -[NSException raise]
> > Function "-[NSException raise]" not defined.
> > Make breakpoint pending on future shared library load? (y or [n]) y
> > Breakpoint 1 (-[NSException raise]) pending.
> > (gdb) r
> > Starting program:
> > /home/ports/pobj/gnustep-gui-0.20.0/gnustep-gui-0.20.0/Tests/gui/NSView/obj/NSView_frame_rotation
> >
> > Breakpoint 2 at 0xc851aae: file NSException.m, line 956.
> > Pending breakpoint "-[NSException raise]" resolved
> >
> > Program received signal SIGSEGV, Segmentation fault.
> > [Switching to process 19691, thread 0x82006400]
> > 0x023a344f in bestContext (dpy=0x82ef56b0, screen_number=0,
> > context=0x83273b80) at context.c:841
> > 841                 if ((pictFormat->type == PictTypeDirect)
> > (gdb) bt
> > #0  0x023a344f in bestContext (dpy=0x82ef56b0, screen_number=0,
> > context=0x83273b80) at context.c:841
> > #1  0x023a30c2 in RCreateContext (dpy=0x82ef56b0, screen_number=0,
> > attribs=0x0) at context.c:701
> > #2  0x023ab052 in -[XGScreenContext initForDisplay:screen:]
> > (self=0x87fd1488, _cmd=0x2238ec38, dpy=0x82ef56b0, screen_number=0) at
> > XGServer.m:180
> > #3  0x023ac0df in -[XGServer _screenContextForScreen:] (self=0x7db7d008,
> > _cmd=0x2238ec48, screen_number=0) at XGServer.m:510
> > #4  0x023ac173 in -[XGServer xrContextForScreen:] (self=0x7db7d008,
> > _cmd=0x223905a8, screen_number=0) at XGServer.m:525
> > #5  0x023ba3a4 in -[XGServer(WindowOps) window::::] (self=0x7db7d008,
> > _cmd=0x2da45750, frame={origin = {x = -1, y = -9}, size = {width = 2,
> > height = 34}}, type=NSBackingStoreBuffered, style=15, screen=0)
> >      at XGServerWindow.m:1937
> > #6  0x0dbfb13d in -[NSWindow _initBackendWindow] (self=0x83274208,
> > _cmd=0x2da45810) at NSWindow.m:887
> > #7  0x0dbfbc53 in -[NSWindow
> > initWithContentRect:styleMask:backing:defer:] (self=0x83274208,
> > _cmd=0x2da45688, contentRect={origin = {x = 0, y = 0}, size = {width =
> > 0, height = 0}}, aStyle=15,
> >      bufferingType=NSBackingStoreBuffered, flag=0 '\0') at NSWindow.m:1034
> > #8  0x0dbfa115 in -[NSWindow init] (self=0x83274208, _cmd=0x3c001218) at
> > NSWindow.m:707
> > #9  0x1c000ced in gnustep_base_user_main (argc=1, argv=0xcfbbeff0) at
> > NSView_frame_rotation.m:22
> > #10 0x0c8ce480 in main (argc=1, argv=0xcfbbeff0, env=0xcfbbeff8) at
> > NSProcessInfo.m:979
> > #11 0x1c0008e7 in ___start ()
> > #12 0x1c000862 in _start ()
> > (gdb) frame 0
> > #0  0x023a344f in bestContext (dpy=0x82ef56b0, screen_number=0,
> > context=0x83273b80) at context.c:841
> > 841                 if ((pictFormat->type == PictTypeDirect)
> > (gdb) print pictFormat->type
> > Cannot access memory at address 0x4
> > (gdb) c
> > Continuing.
> >
> > Program terminated with signal SIGSEGV, Segmentation fault.
> > The program no longer exists.
> >
> >
> >
> >
> > hth.
> >
> > this is -gui 0.20.0. have to try -gui from svn.
> >
> > Sebastian
>
>
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