Re: [exim] 4.87 -> 4.88 readconf performance

> >> It triggers when a macro name contains the sequence /_[ODH]/.
> >
> > Does it include $header_Date: ?
> > A workaround: $header_date:
>
> Macro, not header.

Even comment lines are searched for /_[ODH]/
As far as I undrestand, every config line is searched before parsing.
So, such line triggers creation of builtin macros:

        condition = ${if match{$rheader_Date:}{\N \+0[56]00\N}}