Vlad Sytchenko 5e9504b200 Cherry pick 5c6b85 from KhronosGroup/OpenCL-CLHPP ...

Updates cl2.hpp and cl.hpp to handle case of platform with zero devices without error.

Change-Id: I6190c65ebf894b3a26579c54e96881c334346358


[ROCm/clr commit: 0779b034c4]

2020-04-14 16:11:15 -04:00

..

clr/opencl

Cherry pick 5c6b85 from KhronosGroup/OpenCL-CLHPP

2020-04-14 16:11:15 -04:00