id FBExtractObjectByOffset()

in FBRetainCycleDetector/Layout/Classes/FBClassStrongLayoutHelpers.m [15:19]

• 4 lines of code
• 1 McCabe index (conditional complexity)

id FBExtractObjectByOffset(id obj, NSUInteger index) {
  id *idx = (id *)((uintptr_t)obj + (index * sizeof(void *)));

  return *idx;
}