1c669b3028
Before setting the HIP_RUNTIME and HIP_COMPILER variables, first check the environment if these are set. We should prioritize the environment settings. For windows, it will be set, and also explicitly call perl when invoking hipconfig.
Change-Id: I89ad267285239e6d8a897dc681c4af5906e7b9d8
[ROCm/clr commit: c70a32c5a7]