[PATCH] PR23666 Fix a bug in semantic analysis of aggregate operators in foreach sorting

[Yichun Zhang]

Hello!

On Sat, Sep 15, 2018 at 5:13 PM Yichun Zhang (agentzh)
<yichun@openresty.com> wrote:
>
> When aggregate operators like @count, @sum, and etc were used in the
> foreach loop sorting criteria but not in the foreach loop body, then
> these sorting criteria were not respected by the translator in the
> generated code.
>

Just committed to master with some minor tweaks suggested by fche on IRC.

Best,
Yichun