$.proxy(this.monthOrYearChanged, this))
L419:            .on('change.daterangepicker', 'select.monthselect', $.proxy(this.monthOrYearChanged, this))
L420:            .on('change.daterangepicker', 'select.hourselect,select.minuteselect,select.secondselect,select.ampmselect', $.proxy(this.timeChanged, this))
L421:
L422:        this.container.find('.ranges')
L423:            .on('click.daterangepicker', 'li', $.proxy(this.clickRange, this))
L424:
L425:        this.container.find('.drp-buttons')
...

(CondSelect <t> x y check) && !check.Type.IsFlags() && check.Type.Size() == 1
    => (CondSelect <t> x y (MOVBQZX <typ.UInt64> check))
(CondSelect <t> x y check) && !check.Type.IsFlags() && check.Type.Size() == 2
    => (CondSelect <t> x y (MOVWQZX <typ.UInt64> check))
(CondSelect <t> x y check) && !check.Type.IsFlags() && check.Type.Size() == 4
    => (CondSelect <t> x y (MOVLQZX <typ.UInt64> check))

(CondSelect x y (SETBC [a] cmp))  => (ISEL [a] x y cmp)
(CondSelect x y (SETBCR [a] cmp))  => (ISEL [a+4] x y cmp)
// Only lower after bool is lowered. It should always lower. This helps ensure the folding below happens reliably.
(CondSelect x y bool) && flagArg(bool) == nil => (ISEL [6] x y (CMPconst [0] (ANDconst [1] bool)))