r246755 - [ARM] Allow passing/returning of __fp16 arguments

[Oliver Stannard via cfe-commits]

> On 3 September 2015 at 10:34, Oliver Stannard via cfe-commits
> <cfe-commits at lists.llvm.org> wrote:
> > Author: olista01
> > Date: Thu Sep  3 04:34:53 2015
> > New Revision: 246755
> >
> > URL: http://llvm.org/viewvc/llvm-project?rev=246755&view=rev
> > Log:
> > [ARM] Allow passing/returning of __fp16 arguments
> >
> > The ACLE (ARM C Language Extensions) 2.0 allows the __fp16 type to be
> > used as a functon argument or return type (ACLE 1.1 did not).
> 
> This looks like has something to do with FP16:
> 
> http://lab.llvm.org:8011/builders/clang-cmake-thumbv7-
> a15/builds/5546/steps/ninja%20check%201/logs/FAIL%3A%20Clang%3A%3Ahalf.cl
> 
> I'm also seeing on the NEON bot:
> 
> http://lab.llvm.org:8011/builders/clang-cmake-armv7-a15-selfhost-
> neon/builds/3291

I've reverted it as r246760 for now.

Oliver