There's a thread on Reddit showcasing some hilarious Code Comments within the Generals Codebase: https://old.reddit.com/r/commandandconquer/comments/1izpkmh/funny_generals_source_code_comments/

Examples:

    // Assumption: Things with a KINDOF_STRUCTURE flag can never be built from 
    // a factory (ProductionUpdateInterface), because the building can't move
    // out of the factory. When we do our Starcraft port and have flying Terran
    // buildings, we'll have to change this ;-)
    // Remember: To ASSUME makes an ASS out of U and ME. 
    Player.cpp

    // HERE WOULD BE A GREAT PLACE FOR AN IDIOT TEST:
  // REJECT SIMULATION NODES THAT ARE OFF SCREEN!!!!!!!!!!
    // HERE WOULD BE A GREAT PLACE FOR AN IDIOT TEST:
  // REJECT SIMULATION NODES THAT ARE OFF SCREEN!!!!!!!!!!
  W3DTerrainVisual.cpp

  //
  // force the tree control to redraw, it seems to have problems updating
  // the plus signs, lame ass Microsoft
 //
  HeirarchyView.cpp

  ; String is returned by const for a reason.  Bad things will happen 
  ; if you modify it.  You have been warned.
  locale.cpp

  // We need to be able to grab w3d's from a localization dir, since Germany hates exploding people units.
  W3DFileSystem.cpp

  // I can't take it any more.  Let the record show that I think the UpgradeMux multiple inheritence is CRAP.
getAutoHealBehaviorModuleData()->m_upgradeMuxData.muxDataProcessUpgradeRemoval(getObject());
  AutoHealBahaviour.h