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Re: bison C code generation bug

From: Paul Eggert
Subject: Re: bison C code generation bug
Date: 03 Jun 2003 11:09:44 -0700
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3

Davy Durham <address@hidden> writes:

> Hey, I think I've even sent this bug in before.. Maybe its already fixed
> in the repository but it's still in the public release

A fix should be in the test release, at <ftp://alpha.gnu.org/gnu/bison/>.

> In the generated C code: the yyerrlab1 label is supposed to have a gcc
> extension, __attribute__ ((__unused__)), in front of it, but in the .c
> file the extension wound up be just AFTER the label declaration instead
> of in front,

Hmm, isn't that where it's supposed to be?  Anyway, the point is moot since
we removed the attribute entirely.

> Also,the yylerrsp symbol is not being #defined to have the -p prefix at
> the top of the generated .c file.  So, that would potentially cause
> linking problems with programs that use more than one parser.

yylerrsp is a local variable, so it shouldn't be a problem.

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