Re: fatal: BUG: dashless options don't support arguments

From: Jeff King <peff@peff.net>
Date: Oct 8, 2010, 04:11 UTC
Message-ID: <20101008041100.GA3272@sigill.intra.peff.net>
In-Reply-To: <20101008031818.GC992@burratino>

On Thu, Oct 07, 2010 at 10:18:18PM -0500, Jonathan Nieder wrote:

Show 14 quoted lines

> > Ki:$ git checkout master
> > fatal: BUG: dashless options don't support arguments
> 
> Strange indeed.  Here's what I would suggest:
> 
> 1. For debugging output:
> 
>  $ echo 'prefix=/usr/local' >>config.mak; # or whatever prefix you use
>  $ git describe
>  $ gcc --version
>  $ wget 'http://download.gmane.org/gmane.comp.version-control.git/128067/128068'
>  $ git am -3 128068
>  $ make
>  $ bin-wrappers/git checkout m

Yeah, I would be curious to see the output of that. Interesting, too, that it seems to happen with multiple commands (it looked like it happened with "git push foo" in the pastebin from the irc log).

> 2. To track down the issue, if you like to read assembler:
> 
>  $ make builtin/checkout.s
>  $ vi checkout.s

Ugh. I think a better course of action is to find out which option is being munged (from step 1 above), and then try running it under gdb with a watch set on that option struct. Assuming it's easily reproducible of course.

-Peff