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Re: %destructor feedback
From: |
Joel E. Denny |
Subject: |
Re: %destructor feedback |
Date: |
Wed, 21 Dec 2005 19:27:12 -0500 (EST) |
On Wed, 21 Dec 2005, Frank Heckenbach wrote:
> BTW, $$ = $1; is also performed if there are explicit actions
> (before the explicit actions), so it seems Bison should never warn
> about a typed $1 not used.
Good point. I think this would be ugly behavior. What if the user puts
`$$ = $2;' in his action? He still doesn't get warned about $1?
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 $$.
Joel
- Re: %destructor feedback, (continued)
- Re: %destructor feedback, Akim Demaille, 2005/12/21
- Re: %destructor feedback, Joel E. Denny, 2005/12/21
- Re: %destructor feedback, Akim Demaille, 2005/12/21
- Re: %destructor feedback, Joel E. Denny, 2005/12/21
- Re: %destructor feedback, Akim Demaille, 2005/12/22
- Re: %destructor feedback, Frank Heckenbach, 2005/12/21
- Re: %destructor feedback,
Joel E. Denny <=
- Re: %destructor feedback, Paul Eggert, 2005/12/21
- Re: %destructor feedback, Akim Demaille, 2005/12/22
- Re: %destructor feedback, Joel E. Denny, 2005/12/22
- Re: %destructor feedback, Akim Demaille, 2005/12/23
- Re: %destructor feedback, Akim Demaille, 2005/12/27
- Re: %destructor feedback, Akim Demaille, 2005/12/27
- Re: %destructor feedback, Frank Heckenbach, 2005/12/29
Re: %destructor feedback, SteveBravy, 2005/12/22