13862Re: Crashing Vim 7.4a9 snapshot 68 with folding
- Jul 31, 2013Axel Kielhorn wrote:
> >> Update:Thanks, I'll look into it.
> >> As I have written earlier, the crash was introduced with
> >> Vim 7.3.1185.
> >> And here is the RegEx that causes the crash:
> >> syn match pandocPCite /@\%[\w\-]*/
> >> It is part of the citation handling code in ~/.vim/syntax/pandoc.vim
> >> from vim-pandoc.
> > It doesn't crash for me.
> It crashes on Mac OS 10.6.8 but not 10.8.4, this may be compiler or library related.
> > What text does it crash on?
> in the second line.
> > If you can make
> > it happen with match() that would be ideal.
> If I start vim with
> mvim -u NONE -U NONE vimkill3.md
> and enter (copy) the search string
> I get a crash.
> without the * it's fine.
> With incsearch on I get the crash as soon as I type the final *
> is fine
> >> The change was adding
> >> && *reginput != NUL
> >> to regexp_nfa.c (line 3942)
> > Do you have a context diff for this change?
> Sourcetree gives me
> Commit: 38388a218e4bc1dbc0475df3d74244034b669b73[38388a2]
> case NFA_BOL:
> case NFA_BOF:
> /* "^" won't match past end-of-line, don't bother trying.
> - * Except when we are going to the next line for a look-behind
> - * match. */
> + * Except when at the end of the line, or when we are going to the
> + * next line for a look-behind match. */
> if (reginput > regline
> + && *reginput != NUL
> && (nfa_endp == NULL
> || !REG_MULTI
> || reglnum == nfa_endp->se_u.pos.lnum))
> The enclosed file is even more reduced but shows the problem.
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