On Sun, Jan 31, 2021 at 10:48:53PM +0100, Eric Botcazou wrote:
> > But next time we use SIZE_MAX somewhere it is going to break again this way.
> > If we just define SIZE_MAX if not defined after all includes in system.h, I
> > think it is better than this.
>
> The existing practice seems to define the missing constants right after the
> corresponding include, e.g. MAP_FAILED, so I have successfully tested this.
>
>
> * system.h (SIZE_MAX): Define if not already defined.
>
> --
> Eric Botcazou
> diff --git a/gcc/system.h b/gcc/system.h
> index d04f8fd3360..a2218834b43 100644
> --- a/gcc/system.h
> +++ b/gcc/system.h
> @@ -528,6 +528,10 @@ extern void *realloc (void *, size_t);
> #include <inttypes.h>
> #endif
>
> +#ifndef SIZE_MAX
> +# define SIZE_MAX INTTYPE_MAXIMUM (size_t)
> +#endif
> +
> #ifdef __cplusplus
> extern "C" {
> #endif
Ok, thanks.
Jakub
