#ifdef BYPASSYou can go on and create an instance of this class in your widget class to see it, but we're going to resist the temptation now. Instead, create a new class

The   "  '  " in  " we're" is reported as "extended character " bug  NOT bypassed .

/mnt/sde5/QT_PROGRAMS_FULL/MDI_BT/MDI_BT/SUB_FT857/mainwindow_sub_ft857.cpp:58: error: extended character ' is not valid in an identifier
/mnt/sde5/QT_PROGRAMS_FULL/MDI_BT/MDI_BT/SUB_FT857/mainwindow_sub_ft857.cpp:58:30: error: extended character ' is not valid in an identifier
58 | class to see it, but we're going to resist the temptation