message: Fixed Mac/Linux build error
diff: @@ -135,7 +135,8 @@ void TextureUploaderTest(bool IsRenderThread)
  {
  auto ref_cnt = cnt;
  - std::atomic_bool BufferPopulated = false;
  + std::atomic_bool BufferPopulated;
  + BufferPopulated.store(false);
  auto PopulateBuffer = [&](IDeviceContext* pCtx) //
  {
  @@ -156,7 +157,7 @@ void TextureUploaderTest(bool IsRenderThread)
  pUploadBuffer->WaitForCopyScheduled();
  }
  pTexUploader->RecycleBuffer(pUploadBuffer);
  - BufferPopulated = true;
  + BufferPopulated.store(true);
  };
  if (IsRenderThread)
  