Re: [PATCH] GCC 3.4.3: libobjc build failure

[Denis Zaitsev <zzz@anda.ru>]

On Mon, Dec 20, 2004 at 04:53:52PM -0500, Andrew Pinski wrote:

> The uses of the macros are not needed as shown by a "grep -r ."
> 
> Does this patch fix the problem for you?
> 
> Thanks,
> Andrew Pinski
> 

> Index: gc.c
> ===================================================================
> RCS file: /cvs/gcc/gcc/libobjc/gc.c,v
> retrieving revision 1.6
> diff -u -p -r1.6 gc.c
> --- gc.c	23 May 2003 20:04:58 -0000	1.6
> +++ gc.c	20 Dec 2004 21:51:20 -0000
> @@ -40,18 +40,6 @@ Boston, MA 02111-1307, USA.  */
>  typedef GC_word word;
>  typedef GC_signed_word signed_word;
>  
> -#if BITS_PER_WORD == 32
> -# define LOGWL	5
> -# define modWORDSZ(n) ((n) & 0x1f)        /* n mod size of word	    */
> -#endif
> -
> -#if BITS_PER_WORD == 64
> -# define LOGWL 6
> -# define modWORDSZ(n) ((n) & 0x3f)        /* n mod size of word	    */
> -#endif
> -
> -#define divWORDSZ(n) ((n) >> LOGWL)	   /* divide n by size of word      */
> -
>  #include <gc_typed.h>
>  
>  /* The following functions set up in `mask` the corresponding pointers.

The problem is not really here, but there:

line 316 of gc.c:

  size = ROUND (bits_no, BITS_PER_WORD) / BITS_PER_WORD;

So...  Why doesn't your grep show this?