[PATCH] D89372: [OpenCL] Remove unused extensions

Wed Oct 14 13:05:47 PDT 2020

yaxunl added a comment.

In D89372#2330868 <https://reviews.llvm.org/D89372#2330868>, @Anastasia wrote:

>> Does the spec requires cl_* macro to be defined if an extension is enabled?
>
> The extension spec currently has:
>
>   Every extension which affects the OpenCL language semantics, syntax or adds built-in functions to the language must create a preprocessor #define that matches the extension name string. This #define would be available in the language if and only if the extension is supported on a given implementation.
>
> Those extensions don't affect the language or add any BIFs so my reading from this the macro shouldn't be available.

Thanks. That sounds reasonable.

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  https://reviews.llvm.org/D89372/new/

https://reviews.llvm.org/D89372