Re: [uml-user] gcc 3.2 and gdb 5.2.1 not producing good stack traces

[Net Llama! <net...@li...>]

Brian J. Murrell wrote:
> When I build user-mode-linux (using patchlevel 53) with the following
> gcc:
> 
> $ gcc --version
> gcc (GCC) 3.2 (Mandrake Linux 9.0 3.2-1mdk)
> Copyright (C) 2002 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions.  There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
> 
> and try to debug it with the following gdb:
> 
> $ gdb --version
> GNU gdb 5.2.1-1mdk (Mandrake Linux)
> Copyright 2002 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 "i586-mandrake-linux-gnu".
> 
> I don't get good stack traces.  For example, I had a kernel panic
> under the debugger but this is all I get from gdb:
> 
> (gdb) bt
> #0  panic (fmt=0xa016da00 "Kernel mode fault at addr 0x%lx, ip 0x%lx") at panic.c:52
> (gdb) 
> 
> Is this a known issue or does anyone have any ideas?  I am rebulding
> right now with egcs-2.91.66 but if I can not have to have 19 (slight
> exaggeration :-) different compilers on this machine, I would like it.
> :-)

Why not use a compiler that is somewhere in between bleeding edge & 
older than dirt?

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L. Friedman                       	       net...@li...
Linux Step-by-step & TyGeMo: 		    http://netllama.ipfox.com

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