Re: SEGV in dwarf2read.c -- gdb-7.2

Jan Kratochvil
2011-11-03T17:25:08Z

On Thu, 03 Nov 2011 18:05:33 +0100, Michael Eager wrote:
> Can't help that. Bugs are found on the tools in use, not necessarily
> the latest release.

In such case I have to unfortunately say the bug is probably already fixed,
see the other mail.

> > I guess for performance reasons, the CU header read-in vs. load_full_comp_unit
> > is a big difference. There are already some PRs (such as 12828 (a)) where GDB
> > needlessly expands too many CUs "locking itself" by inacceptable performance.
>
> It seems that this would cause the CU header to be read many times, when
> it would otherwise use the cache.

It still may be more effective this way, it is difficult to decide without
benchmarking specific cases.

Thanks,
Jan