/// Not supported as a protocol composition term for now protocol SomeProto {} func protocolCompositionNotSupported1(_: SomeProto & Sequence<Int>) {} // expected-error@-1 {{non-protocol, non-class type 'Sequence<Int>' cannot be used within a protocol-constrained type}} func protocolCompositionNotSupported2(_: any SomeProto & Sequence<Int>) {} // expected-error@-1 {{non-protocol, non-class type 'Sequence<Int>' cannot be used within a protocol-constrained type}}