message: [XLA:GPU] Make sm_35 the min supported LLVM proc
  XLA nvptx backend does not support sm_30, and TensorFlow also only
  supports sm_35 onward.
diff: @@ -110,11 +110,9 @@ static string GetLibdeviceFilename(const string& libdevice_dir_path,
  }
  // Gets the GPU name as it's known to LLVM for a given compute capability. If
  -// we see an unrecognized compute capability, we return "sm_30".
  +// we see an unrecognized compute capability, we return "sm_35".
  static string GetSmName(std::pair<int, int> compute_capability) {
  static auto* m = new std::map<std::pair<int, int>, int>({
  - {{3, 0}, 30},
  - {{3, 2}, 32},
  {{3, 5}, 35},
  {{3, 7}, 37},
  {{5, 0}, 50},
  @@ -127,7 +125,7 @@ static string GetSmName(std::pair<int, int> compute_capability) {
  {{7, 2}, 72},
  {{7, 5}, 75},
  });
  - int sm_version = 30;
  + int sm_version = 35;
  auto it = m->find(compute_capability);
  if (it != m->end()) {
  sm_version = it->second;
  