SwiftOnoneSupport creates different specializations with opened existentials
SwiftOnoneSupport creates different specializations with opened existentials

Implicitly disable implicit opening of existentials for SwiftOnoneSupport
because it generates different specializations.

rudkx/swift,benlangmuir/swift,roambotics/swift,roambotics/swift,gregomni/swift,gregomni/swift,glessard/swift,atrick/swift,rudkx/swift,atrick/swift,glessard/swift,ahoppen/swift,JGiola/swift,rudkx/swift,ahoppen/swift,benlangmuir/swift,atrick/swift,gregomni/swift,JGiola/swift,roambotics/swift,rudkx/swift,benlangmuir/swift,benlangmuir/swift,ahoppen/swift,rudkx/swift,gregomni/swift,atrick/swift,roambotics/swift,JGiola/swift,glessard/swift,apple/swift,glessard/swift,rudkx/swift,JGiola/swift,JGiola/swift,atrick/swift,ahoppen/swift,apple/swift,apple/swift,benlangmuir/swift,gregomni/swift,apple/swift,ahoppen/swift,benlangmuir/swift,gregomni/swift,glessard/swift,atrick/swift,JGiola/swift,ahoppen/swift,roambotics/swift,apple/swift,roambotics/swift,apple/swift,glessard/swift