Re: crash on git diff-tree -Ganything <tree> for new files with textconv filter

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On Wed, Nov 07, 2012 at 10:10:59PM +0100, Peter Oberndorfer wrote:

> >> For me the key to reproduce the problem was to have 2 commits.
> >> Adding the file in the root commit it did not work. [1]
> > You probably would need to pass "--root" for it to do the diff of the
> > initial commit.
> >
> > The patch below fixes it, but it's terribly inefficient (it just detects
> > the situation and reallocates). It would be much better to disable the
> > reuse_worktree_file mmap when we populate the filespec, but it is too
> > late to pass an option; we may have already populated from an earlier
> > diffcore stage.
> Hi,
> I tested your patch, and i can confirm it fixes the problem for me.
> (also on my real world test in msysgit)

Thanks for the report. I'd still like to pursue using a regex library
that does not require NUL-termination, but I've been distracted by other
things. I'm going to hold back my copy-to-a-NUL-buffer patch for now and
see if I can get to the regex thing this week.

-Peff
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