Re: [RFC PATCH] compiler.h: give up __compiletime_assert_fallback()

From: Linus Torvalds
Date: Sun Aug 19 2018 - 16:28:34 EST


On Sun, Aug 19, 2018 at 1:25 PM Nick Desaulniers
<ndesaulniers@xxxxxxxxxx> wrote:
>
> + gbiv who wrote this cool paste (showing alternatives to
> _Static_assert, which is supported by both compilers in -std=gnu89,
> but not until gcc 4.6): https://godbolt.org/g/DuLsxu
>
> I can't help but think that BUILD_BUG_ON_MSG should use
> _Static_assert, then have fallbacks for gcc < 4.6.

Well, it turns out that we effectively stopped supporting gcc < 4.6
during this merge window for other reasons, so..

Linus