Enable using hipcc as the CXX compiler
Enable using hipcc as the CXX compiler

If we're using HIP-Clang to compile, we can allow the hipcc as CXX compiler.

ROCmSoftwarePlatform/rocRAND,ROCmSoftwarePlatform/rocRAND,ROCmSoftwarePlatform/rocRAND,ROCmSoftwarePlatform/rocRAND