Hm,

this does not work. Anyway, if you need something else, please give me a shout.

thomas@thomas-laptop:~$  gdb -c CoreDump ~/Desktop/CoreDump.gz 2>&1 | tee gdb-compiz-real.txt
GNU gdb 6.8-debian
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i486-linux-gnu"...
"/home/thomas/Desktop/CoreDump.gz": not in executable format: File format not recognized
/home/thomas/CoreDump: No such file or directory.
(gdb) 
[1]+  Stopped                 gdb -c CoreDump ~/Desktop/CoreDump.gz 2>&1 | tee gdb-compiz-real.txt
thomas@thomas-laptop:~$ file-roller ~/Desktop/CoreDump.gz
thomas@thomas-laptop:~$ gdb -c CoreDump ~/Desktop/CoreDump.gz 2>&1 | tee gdb-compiz-real.txt
GNU gdb 6.8-debian
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i486-linux-gnu"...
"/home/thomas/Desktop/CoreDump.gz": not in executable format: File format not recognized
/home/thomas/CoreDump: No such file or directory.
(gdb) 
[2]+  Stopped                 gdb -c CoreDump ~/Desktop/CoreDump.gz 2>&1 | tee gdb-compiz-real.txt
thomas@thomas-laptop:~$ gdb -c CoreDump ~/Desktop/CoreDump 2>&1 | tee gdb-compiz-real.txt
GNU gdb 6.8-debian
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i486-linux-gnu"...
"/home/thomas/Desktop/CoreDump": not in executable format: File format not recognized
/home/thomas/CoreDump: No such file or directory.
(gdb) 
[3]+  Stopped                 gdb -c CoreDump ~/Desktop/CoreDump 2>&1 | tee gdb-compiz-real.txt
thomas@thomas-laptop:~$ sudo chmod -cR 777 ~/Desktop/CoreDump
[sudo] password for thomas: 
mode of `/home/thomas/Desktop/CoreDump' changed to 0777 (rwxrwxrwx)
thomas@thomas-laptop:~$ sudo chown -cR 1000 ~/Desktop/CoreDump
thomas@thomas-laptop:~$ gdb -c CoreDump ~/Desktop/CoreDump 2>&1 | tee gdb-compiz-real.txt
GNU gdb 6.8-debian
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i486-linux-gnu"...
"/home/thomas/Desktop/CoreDump": not in executable format: File format not recognized
/home/thomas/CoreDump: No such file or directory.
(gdb) 
[4]+  Stopped                 gdb -c CoreDump ~/Desktop/CoreDump 2>&1 | tee gdb-compiz-real.txt
thomas@thomas-laptop:~$