Backported fixes

• Compute completions at typerPhase #16371
• Only include accessible base classes in orDominator #16477
• Fix curried overloading resolution for polymorphic methods #16485
• Teach SpaceEngine that generic tuples are irrefutable #16051
• Fix exhaustivity warning #16168

Contributors

Thank you to all the contributors who made this release possible 🎉

According to git shortlog -sn --no-merges 3.2.2-RC1..3.2.2-RC2 these are:

     3  Martin Odersky
     3  Paweł Marks
     2  Dale Wijnand
     1  Som Snytt