It has been confirmed that it WILL delete your PC account, and that it seems that Gaijin are unable / unwilling to recover your account.
http://www.reddit.com/r/Warthunder/c...with_the_same/
I repeat, if you are curious about War Thunder on PS4, do NOT use the same email as your PC account!
That's bad news mate... sorry to hear
It looks like they resolved the issue.
Good. Do you want to pull the thread, or just leave it up in case this is a continuing trouble issue for anyone trying to set up on PS4?
@Wartex Oh, don't worry, didn't happen to me. Just saw this while on reddit and thought to give people a heads up. :)