This is the mail archive of the
gdb@sourceware.org
mailing list for the GDB project.
Re: [hpux] interesting but difficult to unwind code
- From: "John David Anglin" <dave at hiauly1 dot hia dot nrc dot ca>
- To: cdb at cup dot hp dot com (Carl Burch)
- Cc: gdb at sources dot redhat dot com, brobecker at adacore dot com, randolph at tausq dot org
- Date: Fri, 9 Dec 2005 19:40:37 -0500 (EST)
- Subject: Re: [hpux] interesting but difficult to unwind code
> There are two bits in the "struct unwind_table_entry" defined in
> config/pa/tm-hppa.h (at least in the WDB sources) that cover alloca() use
> and +Oentrysched use:
>
> unsigned int sched_entry_seq:1; /* 25 */
> ...
> unsigned int alloca_frame:1; /* 35 */
>
> Unfortunately, even HP gdb doesn't print out those fields for a "maintenance
> print unwind" command
These two flags are documented in the PA 2.0 runtime document (pages 8-236
and 8-237). Looks like "maintenance print unwind", etc., need a bit of an
update.
Dave
--
J. David Anglin dave.anglin@nrc-cnrc.gc.ca
National Research Council of Canada (613) 990-0752 (FAX: 952-6602)