message: [linux][warnings] Fix -Werror=unused-but-set-variable on GCC 10.2, Linux
  Variable definition moved into a block where it is conditionally used.
diff: @@ -4091,11 +4091,10 @@ std::string
  {
  assert( commandData.returnType == "VkResult" );
  - auto firstVectorParamIt = vectorParamIndices.begin();
  -
  assert( commandData.params[0].type.type == commandData.handle );
  #if !defined( NDEBUG )
  + auto firstVectorParamIt = vectorParamIndices.begin();
  auto secondVectorParamIt = std::next( firstVectorParamIt );
  assert( firstVectorParamIt->second == secondVectorParamIt->second );
  #endif
  