Re: [Xen-devel] clang compilation

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 16.08.13 at 10:17, Tim Deegan <tim@xxxxxxx> wrote:
> At 08:17 +0100 on 16 Aug (1376641071), Patrick Welche wrote:
>> On Thu, Aug 15, 2013 at 10:15:31PM +0100, Tim Deegan wrote:
>> > > > I've tested with every GCC I can lay my hands on (and clang 3.0),
>> > > > building x86 and ARM.
>> 
>> Joerg has a "clang fix" for warnings for xen/arch/x86/time.c, essentially
>> mul to mull or mulq - did you see such warnings when testing with clang?
>> 
>> 
> http://ftp.netbsd.org/pub/pkgsrc/current/pkgsrc/sysutils/xenkernel42/patches/ 
> patch-xen_arch_x86_time.c
> 
> We already have one of those changes upstream:
> http://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;h=59a28b5f045331641cbf 
> 0c1fc8d5d67afe328939
> 
> Jan, can that be backported as far as 4.2 as a build fix?

Any reason why you ask for 4.2 but not 4.1? Oh, wait - there was
no clang support there yet. But as said earlier, this isn't just a
build fix, and hence I guess I'll apply the 64-bit part of it to 4.1
anyway.

Jan


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