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Re: %destructor feedback

From: Paul Eggert
Subject: Re: %destructor feedback
Date: Wed, 21 Dec 2005 16:42:40 -0800
User-agent: Gnus/5.1007 (Gnus v5.10.7) Emacs/21.4 (gnu/linux)

"Joel E. Denny" <address@hidden> writes:

> For explicit actions, I think the user should be warned for *any* typed 
> semantic value that the *user* doesn't explicitly reference... including 
> $1 and $$.

I agree.  The user shouldn't rely on $$=$1 being executed before the
user action.  That's not guaranteed by Bison or by POSIX, and we might
change the behavior at any time.

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