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Re: gdb 6.6: incomplete backtraces ?
On Thu, Mar 08, 2007 at 04:47:37PM +0100, Markus.Grunwald@pruftechnik.com wrote:
> Catchpoint 1 (forked process 27093), 0xb7f10410 in ?? ()
> (gdb) bt
> #0 0xb7f10410 in ?? ()
> #1 0x00000001 in ?? ()
> #2 0x00000000 in ?? ()
> (gdb) info shared
> From To Syms Read Shared Object Library
> 0xb7f11790 0xb7f222cf Yes /lib/ld-linux.so.2
> 0xb7eeb0e0 0xb7ef7a74 Yes /lib/libbz2.so.1.0
> 0xb7700f40 0xb7bf0880 Yes /opt/qt/x86/qt3/lib/libqt-mt.so.3
> [...]
>
> Hmm, seems we didn't hit anything...
Check /proc/27093/maps. Most likely it's the .plt section of
ld-linux.so.2.
> Sounds interresing... But I am currently testing a lot of gdb stuff here
> and don't want to interfere with my colleagues who work on the same
> machine, so I don't want to use --prefix=/usr ...
You don't need to install it there, just configure it there. Or set
debug-file-directory by hand - see the manual for more on that.
--
Daniel Jacobowitz
CodeSourcery