Evidently you know little or nothing about the EU. Taxation by member states of the EU is a sovereign national competence and the Irish have both a veto over change and a likely requirement to hold a national referendum over any change.

If you do some research you'll find that there is zero evidence of any EU countries shifting profits to Ireland. Almost all of the profit shifting which Ireland is blamed for facilitating is undertaken by a handful of US MNCs enriching their shareholders at the expense of US taxpayers via mechanisms enabled first and foremost by the US govt

https://economic-incentives.blogspot.com/2018/06/who-shifts-...

I recommend spending some time reading https://irisheconomy.ie