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Re: M4, "[", and %destructor

From: Paul Eggert
Subject: Re: M4, "[", and %destructor
Date: Tue, 26 Jul 2005 13:55:46 -0700
User-agent: Gnus/5.1007 (Gnus v5.10.7) Emacs/21.4 (gnu/linux)

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

> For this bison spec:
>   %union { char * ptr; }
>   %token <ptr> BRACKET "["
>   %destructor { delete $$; } BRACKET
>   %%
>   start: BRACKET;
>   %%
> bison 2.0 fails with:
>   NONE:0: /usr/local/bin/m4: ERROR: EOF in string
>   bison: subsidiary program `/usr/local/bin/m4' failed (exit status 1)

Thanks for reporting that.  I think it's fixed in Bison 2.0b, which you
can get here:


I've asked the GNU FTP upload gurus to copy it to here, but it's not
there yet:


Here is the MD5 checksum:

47e84c977910be6e136ee6b4bf4967c7  bison-2.0b.tar.gz

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