Re: [PATCH] enable number argument for transpose-words

[Kamil Dudka <kdudka@xxxxxxxxxx>]

On Friday, August 12, 2016 11:41:42 Peter Stephenson wrote:
> On Fri, 12 Aug 2016 12:25:55 +0200
> 
> Kamil Dudka <kdudka@xxxxxxxxxx> wrote:
> > Is the body of 'while (n--)' loop guaranteed to be executed at least once?
> > 
> > Otherwise p1 and p2 may be used uninitialized by code following after the
> > loop.
> 
> It's probably reasonable to do the following...
> 
> pws
> 
> diff --git a/Src/Zle/zle_word.c b/Src/Zle/zle_word.c
> index 2a15171..e4a878e 100644
> --- a/Src/Zle/zle_word.c
> +++ b/Src/Zle/zle_word.c
> @@ -722,7 +722,7 @@ transposewords(UNUSED(char **args))
>      if (!p3)
>  	return 1;
> 
> -    pt = p3;
> +    p1 = p2 = pt = p3;
> 
>      while (n--) {
>  	for (p2 = pt; p2; ) {

Appears fixed.  Thanks!

Kamil