[downstream patch FYI] workaround stale frame_info * (PR 13866)

[Jan Kratochvil]

On Tue, 05 Jun 2012 21:16:36 +0200, Pedro Alves wrote:
> I've then ran the whole testsuite with this on, and that didn't catch
> any other problem.  You mention in PR13866 many situations with stale
> frame_info; did you have some other way to catch those,

No.  This single PR13866 crash and GDB code in general gives me enough
reasoning to believe:

(a) There exist other such crashes in GDB, just not tested by the testsuite.
(b) More of such crashes will regress by changes in the future.

This is just my personal opinion you may not agree with.


> or was that just a hunch?

I appreciate not using this tone.


Regards,
Jan