[wwwdocs] Typo in description of __builtin_expect_with_probability

[Jakub Jelinek]

On Tue, Oct 30, 2018 at 11:11:00AM +0100, Rasmus Villemoes wrote:
> In
> 
> DEF_FUNCTION_TYPE_3 (BT_FN_LONG_LONG_LONG_DOUBLE,
>                BT_LONG, BT_LONG, BT_LONG, BT_DOUBLE)
> 
> 
> doesn't the first LONG refer to the return type, so that the third
> argument just has type double? Other than that, your suggested update

Yes.  A long double argument would be BT_LONGDOUBLE or written as _LONGDOUBLE
in the name of the fn type.

	Jakub