[clang] [Clang][OpenCL][AMDGPU] OpenCL Kernel stubs should be assigned alwaysinline attribute (PR #137769)

[Christudasan Devadasan via cfe-commits]

cdevadas wrote:

> In practice this should be a single use of an internal function and should not require this hint. Is this papering over a different issue?

Why do you think it is an internal function? I thought it's an externally callable stub.

https://github.com/llvm/llvm-project/pull/137769