Re: [PATCH 7/10] compiler{,-gcc4}.h: Introduce __flatten function attribute

Josh Triplett
2012-09-29T00:26:36Z

On Fri, Sep 28, 2012 at 06:20:08PM -0500, Daniel Santos wrote:
> --- a/include/linux/compiler-gcc4.h
> +++ b/include/linux/compiler-gcc4.h
> @@ -15,7 +15,12 @@
>
> #if GCC_VERSION >= 40102
> # define __compiletime_object_size(obj) __builtin_object_size(obj, 0)
> -#endif
> +
> +/* flatten introduced in 4.1, but broken in 4.6.0 (gcc bug #48731)*/
> +# if GCC_VERSION != 40600
> +# define __flatten __attribute__((flatten))
> +# endif
> +#endif /* GCC_VERSION >= 40102 */

Same comment as before: why 40102 rather than 40100?

- Josh Triplett