I admit I have just a vague recollection of this, but I thought since df has been added, usually if a pass wants REG_DEAD notes, it needs to df_note_add_problem () and df_analyze should rebuild the REG_DEAD/REG_UNUSED notes.
I admit I have just a vague recollection of this, but I thought since df has been added, usually if a pass wants REG_DEAD notes, it needs to df_note_add_problem () and df_analyze should rebuild the REG_DEAD/REG_UNUSED notes.