Mike Williams wrote:
> On 15/07/2013 09:40, Mike Williams wrote:
> > Hi,
> >
> > Been playing with reduced maxmem and found I can crash VIM when getting
> > spelling suggestions. The following will reproduce the crash under
> > Windows (line wrapped, and lots of fun getting the double quotes right):
> >
> > gvim -u NONE -U NONE -c "call feedkeys("":set" "maxmem=512"
> > "spell\<CR>iasd\<ESC>z=""")"
> >
> > The crash is in mf_write_block() checking the encrypt key
> > *mfp->mf_buffer->b_p_key when the pointer is NULL. Since the pointer is
> > expected to be valid then there is a path through the spell code that is
> > not setting up the buffer parameters right. Sorry no time at the moment
> > to dive any deeper.
> >
> > My Vim is built with (ie features is big):
> >
> > nmake -f make_mvc.mak GUI=yes WINVER=0x0501 CPUNR=pentium4
> > POSTSCRIPT=yes PYTHON=h:\python27 PYTHON_VER=27 DYNAMIC_PYTHON=yes
> >
> > Reproducible under unix as well.
>
> Scratched the itch - attached is patch to fix the crash. There may be
> other lurking gotchas with the minimal buffer initialisation created by
> the spell code.
Thanks. I can reproduce the crash. I'll check out your fix and see if
there are similar problems.
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