return; }
cframe->macro_nest = macro_nest; }
initialize_cframe (cframe)     struct conditional_frame *cframe;{  memset (cframe, 0, sizeof (*cframe));  as_where (&cframe->if_file_line.file,	    &cframe->if_file_line.line);  cframe->previous_cframe = current_cframe;  cframe->dead_tree = current_cframe != NULL && current_cframe->ignoring;  return;}				/* initialize_cframe() */