'It happened with Beckham, with other Englishmen who came to Spain.
The 32-year-old has been the subject of intense speculation this summer, with many reports linking him with a move back to former club Manchester United.
"I don't see Ronaldo with another shirt, at least in top football", Salgado said at the Star Sixes tournament in London.
After the victory over Juventus, Real coach Zinedine Zidane refused to offer assurances about Bale's future, saying only that it would be decided later in the off-season, but the Welshman has been clear in his thoughts on a possible departure. Nothing new. I am happy playing in Madrid, logically interest is interest, but if there has been nothing concrete, no offer, there is nothing to discuss'.
While Bale himself is happy in the Spanish capital, it may not be enough to save him from the chop as it remains to be seen now whether or not the three clubs mentioned above are willing to meet Madrid's demands for him. I am sure this is going to be a great season.
United are demanding Toni Kroos in any David de Gea transfer to Real Madrid, according to the Sunday Mirror.
Global superstar Ronaldo had been linked with a move away last month, after it emerged that he was entangled in allegations of tax fraud.
Salgado, 41, made 254 Real Madrid appearances in La Liga over a decade, winning four league titles and two UEFA Champions League crowns.
"I already know how this works..." "He is the guy that we all look to when we are playing the big games". I've worked hard to recover and now I'm able to do pre-season. "Maybe he can not [increase his level] further, but obviously he is going to be really important for Real Madrid".