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Re: Reduce-Reduce problem choosing a path
From: |
Hans Aberg |
Subject: |
Re: Reduce-Reduce problem choosing a path |
Date: |
Thu, 30 May 2013 23:51:11 +0200 |
On 30 May 2013, at 22:02, Adam Smalin <address@hidden> wrote:
> Here is an example of my input
>
> thing { $var.member }
>
> The problem is I allow
>
> thing { .member $var }
>
> So what is happening is I'd LIKE to always use $var.member but it can
> reduce $var then .member which should not be allowed if $var is in front of
> it (or $foo or $anything).
>
> I'm not exactly sure where to put the precedence rule or how to.
You can't resolve reduce-reduce conflicts with token precedences: the grammar
must be rewritten, or possibly use GLR.
Hans