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

Jordan Rose jordan_rose at apple.com
Mon Apr 15 10:56:20 PDT 2013

On Apr 15, 2013, at 10:53 , Tanya Lattner <lattner at apple.com> wrote:

> On Apr 15, 2013, at 10:44 AM, Jordan Rose <jordan_rose at apple.com> wrote:
>> I'm not familiar with the OpenCL part of the compiler, but I'm pretty sure you're not supposed to invoke -cc1 mode directly, just like the C compiler. The right way to do this is with the usual -std option:
>> clang -std=cl1.2 tmp.cl
>> This ensures that all the other driver-specified options get handled appropriately.
> I agree that you shouldn't use -cc1, but -cl-std= should be a driver level option. If not, then it should be fixed.

It seems it isn't, but why not -std? We already use this to refer to both the C and C++ standards.


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