using gdb with DMD on OS X

[Granville Barnett]

On 17/03/2009 04:41, John Stoneham wrote:
> I've been messing around with this for a couple of hours, and I'm having difficulty determining whether gdb on OS X can be used with DMD at all (it seems to work ok with gdc). I've tried compiling with both -g and -gc switches.
>
> The first problem is that you can't set breakpoints, with gdb complaining "No source file named" whatever. Using absolute pathnames with the break or directory commands doesn't help:
>
>    obijohn:~/projects/d$ gdb hi
>    [... copyright notice for gdb ...]
>    (gdb) break hi.d:5
>    No source file named hi.d.
>    Make breakpoint pending on future shared library load? (y or [n])
>    (gdb) directory ~/projects/d
>    Source directories searched: /Users/obijohn/projects/d:$cdir:$cwd
>    (gdb) pwd
>    Working directory /Users/obijohn/projects/d.
>    (gdb) break hi.d:5
>    No source file named hi.d.
>    Make breakpoint pending on future shared library load? (y or [n])
>    (gdb) break "~/projects/d/hi.d:5"
>    No source file named ~/projects/d/hi.d.
>    Make breakpoint pending on future shared library load? (y or [n])
>    (gdb) break "/Users/obijohn/projects/d/hi.d:5"
>    No source file named /Users/obijohn/projects/d/hi.d.
>    Make breakpoint pending on future shared library load? (y or [n])
>
> Since this problem doesn't exist when compiling with gdc, I'm assuming it's a dmd issue (perhaps relating to the paths used in the symbolic information?).
>
> If this is a gdb issue, then that's a bigger problem since we're stuck with the version that Apple supplies with XCode (can't update to gdb-6.8 since the gnu sources won't compile on OS X, there's no fink or macports gdb available, and the latest Apple version is 6.3.5).
>
> Anyone had any luck with this?
There is gdb 7.3 in macports but the name of the binary (once built) 
will be ggdb.

https://trac.macports.org/browser/trunk/dports/devel/gdb/Portfile