Re: kernel compile broken in latest HEAD

From: Gary Jennejohn <gljennjohn_at_googlemail.com>
Date: Wed, 10 Jul 2013 07:39:12 +0200
On Tue, 9 Jul 2013 22:33:56 +0200
Alexander Leidinger <Alexander_at_Leidinger.net> wrote:

> On Tue, 9 Jul 2013 17:32:33 +0200
> Gary Jennejohn <gljennjohn_at_googlemail.com> wrote:
> 
> > I just saw this breakage while compiling a kernel on HEAD updated
> > minutes ago:
> 
> Is your cc a gcc or clang? My one is clang and I didn't get build
> errors when I tested the commit. I was told there are those errors with
> gcc. My question in the corresponding thread is so far unanswered.
>

gcc

> Here's what I wrote as a reference:
> ---snip---
> Does someone know what this is supposed to result in?
> 
> I would assume as the unions are unnamed and no variable is declared
> inside the struct with it, that the size of the struct is the same as
> not having those unions inside the structs.
> 
> If this is correct I would assume the correct fix would be to #if-0
> them out.
> ---snip---
> 
> > These line numbers all point at nameless unions.
> > 
> > Seems to me that a union needs a name, otherwise one cannot
> > access its contents.
> > 
> > I simply named them all x to get the kernel to compile, which
> > succeeded.
> 
> Did you name it x ("union x {...};"), or did you declare a variable
> x with it ("union {...} x;")?
> 

the latter

-- 
Gary Jennejohn
Received on Wed Jul 10 2013 - 03:39:17 UTC

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