PATCH: fix clang to emit correct addrspacecast for CUDA

[Justin Holewinski]

addrspacecast support in NVPTX is on my todo list.  I'll try to put 
something together in the next few days.

On 3/21/14, 2:20 PM, Jingyue Wu wrote:
> Hi,
>
> Static local variables in CUDA can be declared with address space 
> qualifiers, such as __shared__. Therefore, the codegen needs to 
> potentially addrspacecast a static local variable to the type expected 
> by its declaration. Peter did something similar for global variables 
> in r157167.
>
> All clang tests passed.
>
> Justin: The NVPTX backend support for addrspacecast seems not 
> complete. We can send you follow-up patches once this one gets in.
>
> Jingyue


-- 
Thanks,

Justin Holewinski


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