Re: Invalid C output for !defined (YYPARSE_PARAM) && !defined (__STDC__) && !defined (__STDC__)

[Joel E. Denny]

On Sun, 14 Jan 2007, Hans Breuer wrote:

> Bison 2.1 and 2.2 generate invalid C ouput, which breaks the build for a
> gimp plug-in [1]. A stray semicolon occures since 2.1

> #ifdef YYPARSE_PARAM
> # if defined (__STDC__) || defined (__cplusplus)
> int yyparse (void *YYPARSE_PARAM)
> # else
> int yyparse (YYPARSE_PARAM)
>   void *YYPARSE_PARAM;
> # endif
> #else /* ! YYPARSE_PARAM */
> #if defined (__STDC__) || defined (__cplusplus)
> int
> yyparse (void)
> #else
> int
> yyparse ()
>     ; /* <-- this is the bug! */
> #endif
> #endif

I see that semicolon from 2.1 but not 2.2 or 2.3.  I tried this test 
grammar:

  %%
  start: ;