Re: rc4-mmotm1110 - Another build error

From: Andrew Morton
Date: Mon Nov 10 2008 - 22:44:17 EST


On Mon, 10 Nov 2008 22:20:33 -0500 Valdis.Kletnieks@xxxxxx wrote:

> gcc --version says:
> gcc (GCC) 4.3.2 20081105 (Red Hat 4.3.2-7)
>
> ka-blam number 2:
>
> CC kernel/audit.o
> In file included from include/net/dst.h:15,
> from include/net/sock.h:57,
> from kernel/audit.c:54:
> include/net/neighbour.h:114: error: braced-group within expression allowed only inside a function
> make[1]: *** [kernel/audit.o] Error 1
>
> I'm placing bets on patches/align-avoid-evaluating-its-argument-twice.patch
>
> Yep, revert that patch, and audit.o compiles again.
>

I hadn't got around to testing that one yet.

So ug. ALIGN() is used in array sizing and hence has to be a
compile-time thing. But ALIGN(foo, bar()) will call bar() twice.

Now how do we fix that?
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