Subject: Re: __UNCONST(a)
To: None <tech-userlevel@NetBSD.org>
From: James K. Lowden <firstname.lastname@example.org>
Date: 07/03/2004 15:28:47
On Thu, 1 Jul 2004 Christos Zoulas wrote:
> On Jul 2, 10:06am, email@example.com (YAMAMOTO Takashi) wrote:
> | > Why cast to a specific type? We could do the same, but it seems
> | > gratuitous.
> | because it's only sane way without typeof().
> Why, (void *) matches everything.
You want to defeat the whole type system, merely to quell compiler
const char s = "hello";
ws = __UNCONST(s);
This is good? I realize that's not the intended context, but there's
nothing except vigilance to prevent it from being used that way, and
vigilance breaks down in complex situations.
C++ uses const_cast<>, providing a type. Seems a like a good model to