[cfe-commits] [PATCH][MS] Microsoft intrinsics

[Michael Spencer]

On Thu, Oct 7, 2010 at 10:05 AM, Sebastian Redl
<sebastian.redl at getdesigned.at> wrote:
> On 07.10.2010 15:06, Francois Pichet wrote:
>> On Thu, Oct 7, 2010 at 8:37 AM, Sebastian Redl
>> <sebastian.redl at getdesigned.at>  wrote:
>>
>>> On 07.10.2010 14:28, Francois Pichet wrote:
>>>
>>>> Hi
>>>>
>>>> This is my patch for the Microsoft Intrinsics. For now, I would prefer
>>>> to just add the Intrinsics that don't require function prototypes.
>>>> At least we can handle parsing of Microsoft code.
>>>>
>>>> ok to commit?
>>>>
>>>>
>>>>
>>> Test cases? I realize they would be trivial, but they should be there.
>>>
>> right
>>
>>
> Looks good to go to me.
>
> One thing that we might want to look at (but I don't see it as an
> impediment to checking this in) is that __assume(false) is a very
> typical MSVC incantation meaning "unreachable", which has effects on
> warnings, e.g. fall-of-non-void warnings. We should probably support
> this usage.
>
> Sebastian

Full __assume(expr) support should be rather easy to implement. Just
codegen if(!expr) unreachable;