Re: Final separate debug info patch

[Alexander Larsson <alexl@redhat.com>]

On 19 Nov 2002, Jim Blandy wrote:

> Alexander Larsson <alexl@redhat.com> writes:
> > On 19 Nov 2002, Jim Blandy wrote:
> > 
> > > 
> > > It looks like the stripping process may break some executables.  If $D
> > > is the top directory of a current GDB source tree, try this:
> > > 
> > > $ g++ --version
> > > g++ (GCC) 3.3 20020820 (experimental)
> > > 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.
> > > 
> > > $ g++ -g $D/gdb/testsuite/gdb.c++/try_catch.cc -o try_catch
> > > $ ./try_catch
> > > $ /home/jimb/elfutils/bin/strip -f try_catch.separate-debug try_catch
> > > $ ./try_catch
> > > Segmentation fault
> > > $ 
> > 
> > This doesn't happen for me with gdb from cvs HEAD and gcc (GCC) 3.2 
> > 20020903 (Red Hat Linux 8.0 3.2-7). Does it happen if you just run strip 
> > without the -f flag? It might well be a bug in the new strip
> > command.
> 
> Yeah, it seems to be:
> 
> zenia:separate-debug$ g++ -g $D/gdb/testsuite/gdb.c++/try_catch.cc -o try_catch
> zenia:separate-debug$ ./try_catch
> zenia:separate-debug$ /home/jimb/elfutils/bin/strip try_catch
> zenia:separate-debug$ ./try_catch
> Segmentation fault
> zenia:separate-debug$ 
> 
> This is happening with a pretty motley collection of utilities, so I'm
> not sure I can show how to reproduce it.  If you could try running the
> GDB test suite on your box with the stuff I've provided, that would be
> nice.
>
> My stripped program seems to be crashing in _dl_map_object_deps...
> 

I don't have gdb built at the moment, so I can't run the test suite. Could 
you just send me the try_catch binary and i'll have a look at it.


-- 
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 Alexander Larsson                                            Red Hat, Inc 
                   alexl@redhat.com    alla@lysator.liu.se 
He's an ungodly soccer-playing messiah with a robot buddy named Sparky. She's 
a radical extravagent mercenary with only herself to blame. They fight crime!