Comment 25 for bug 272606

Update:

-> my ' xprop -root | grep XKB' :

_XKB_RULES_NAMES_BACKUP(STRING) = "evdev", "abnt2", "br", "", ""
_XKB_RULES_NAMES(STRING) = "evdev", "abnt2", "br", "", ""

-> my xev for:

1 - keypad dot:
KeyPress event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 769476, (287,268), root:(949,317),
    state 0x10, keycode 129 (keysym 0xffae, KP_Decimal), same_screen YES,
    XLookupString gives 1 bytes: (2e) "."
    XmbLookupString gives 1 bytes: (2e) "."
    XFilterEvent returns: False

KeyRelease event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 769636, (287,268), root:(949,317),
    state 0x10, keycode 129 (keysym 0xffae, KP_Decimal), same_screen YES,
    XLookupString gives 1 bytes: (2e) "."
    XFilterEvent returns: False

2 - keypad comma:
KeyPress event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 797337, (205,918), root:(867,967),
    state 0x10, keycode 91 (keysym 0xffac, KP_Separator), same_screen YES,
    XLookupString gives 1 bytes: (2c) ","
    XmbLookupString gives 1 bytes: (2c) ","
    XFilterEvent returns: False

KeyRelease event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 797442, (205,918), root:(867,967),
    state 0x10, keycode 91 (keysym 0xffac, KP_Separator), same_screen YES,
    XLookupString gives 1 bytes: (2c) ","
    XFilterEvent returns: False

3 - Keyboard dot:
KeyPress event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 824701, (61,715), root:(723,764),
    state 0x10, keycode 60 (keysym 0x2e, period), same_screen YES,
    XLookupString gives 1 bytes: (2e) "."
    XmbLookupString gives 1 bytes: (2e) "."
    XFilterEvent returns: False

KeyRelease event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 824800, (61,715), root:(723,764),
    state 0x10, keycode 60 (keysym 0x2e, period), same_screen YES,
    XLookupString gives 1 bytes: (2e) "."
    XFilterEvent returns: False

4 - Keyboard comma:
KeyPress event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 845875, (41,797), root:(703,846),
    state 0x10, keycode 59 (keysym 0x2c, comma), same_screen YES,
    XLookupString gives 1 bytes: (2c) ","
    XmbLookupString gives 1 bytes: (2c) ","
    XFilterEvent returns: False

KeyRelease event, serial 34, synthetic NO, window 0x3600001,
    root 0x8b, subw 0x0, time 845953, (41,797), root:(703,846),
    state 0x10, keycode 59 (keysym 0x2c, comma), same_screen YES,
    XLookupString gives 1 bytes: (2c) ","
    XFilterEvent returns: False

Bye!