[cfe-dev] clang does not support extern for OpenCL

[Tanya Lattner]

You need to set the cl-std value to 1.2. By default its 1.1.

-Tanya

On Apr 12, 2013, at 2:40 PM, "Liu, Yaxun (Sam)" <Yaxun.Liu at amd.com> wrote:

> I was trying to compile a simple OpenCL source with clang:
>  
> extern int foo(int, int);
>  
> I got an error msg:
>  
> clang.exe : tmp.cl:1:1: error: OpenCL does not support the 'extern' storage class specifier
>  
> OpenCL spec 1.2 says:
> The typedef, extern, and static storage-class specifiers are supported. 
>  
> Is this a bug? Or did I miss anything? Thanks.
>  
> Sam
>  
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