On Thursday 29 December 2011 15:30:31 Iain Sandoe wrote:
> 1/ a "maybe used un-initialized" (in machoread.c)

looks like this has been fixed since:

commit 9ba6fb7f0b383d2f19536d8224fe4e692bd30e2d
Author: Tristan Gingold <gingold@adacore.com>
Date:   Thu Feb 16 14:57:01 2012 +0000

2012-02-16  Josh Matthews  <josh@joshmatthews.net>

* machoread.c: Initialize nbr_syms to avoid warnings-as-errors failure.

> 2/ DR_FIRSTADDR and cousins are undefined.
> (the fragment below is copied verbatim from gdb-7.3.1 - is there some
> reason to expect that it should have been defined elsewhere?)

looks like this has been fixed since:

commit 39e980b3953f98e66359aabc733c3d9dd4785b82
Author: Joel Brobecker <brobecker@gnat.com>
Date:   Wed Feb 1 10:54:06 2012 +0000

Fix build error in Darwin port.

gdb/ChangeLog:

From: Josh Matthews  <josh@joshmatthews.net>  (tiny change)
Fix build error in Darwin port.
* i386-darwin-nat.c: Include i386-nat.h.

> 3/ (Darwin 9 only)
> TASK_DYLD_INFO_COUNT etc. are not defined.

which leaves this one uncommitted.  i'll follow up.
-mike