Re: [Xen-devel] [PATCH 0 of 8] Allow building xen with clang/llvm

[Keir Fraser <keir.xen@xxxxxxxxx>]

These and the first LTO one are all fine by me.

Acked-by: Keir Fraser <keir@xxxxxxx>


On 07/03/2011 11:26, "Tim Deegan" <Tim.Deegan@xxxxxxxxxx> wrote:

> This series of patches allows Xen builds with clang/llvm as well as
> GCC.  It only fixes Xen, not tools &c, and only 64-bit, so far.
> 
> Building Xen with clang isn't useful in itself (and indeed produces
> a hypervisor that can be up to 10% slower for a default -O2 build);
> rather it's a stepping-stone to doing full link-time optimizations
> on the LLVM bitcode of the whole hypervisor.  I will post a second
> series to enable that, but it's not so clean as this one.
> 
> I think all the changes in this series are reasonable and won't
> inconvenience any normal users, but obviously they're meant for
> the xen-unstable tree only.
> 
> Cheers,
> 
> Tim.
> 
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