python/m5/main.py

144         help="Sets the flags for debug output (-FLAG disables a flag)")
391         for flag in options.debug_flags:
393             if flag.startswith('-'):
394                 flag = flag[1:]
397             if flag not in debug.flags:
398                 print("invalid debug flag '%s'" % flag, file=sys.stderr)
402                 debug.flags[flag].disable()
404                 debug.flags[flag].enable()