message: COMP: Use nullptr instead of 0 or NULL
  The check converts the usage of null pointer constants (eg. NULL, 0) to
  use the new C++11 nullptr keyword.
  SRCDIR= #My local SRC
  BLDDIR= #My local BLD
  cd
  run-clang-tidy.py -extra-arg=-D__clang__ -checks=-*,modernize-use-nullptr  -header-filter=.* -fix
diff: @@ -69,7 +69,7 @@ public:
  << " : " << m_GPUBuffer << std::endl;
  #endif
  CUDA_CHECK(cudaFree(m_GPUBuffer));
  - m_GPUBuffer = 0;
  + m_GPUBuffer = nullptr;
  m_BufferSize = 0;
  }
  @@ -102,7 +102,7 @@ public:
  protected:
  GPUMemPointer()
  {
  - m_GPUBuffer = 0;
  + m_GPUBuffer = nullptr;
  m_BufferSize = 0;
  }
  