| // RUN: %target-swift-frontend -typecheck -verify -swift-version 4 %s |
| |
| protocol Operator { |
| func +(lhs: Self, rhs: Self) -> Self // expected-error {{operator '+' declared in protocol must be 'static'}} |
| } |
| |
| func foo(x: Int..., _: String) {} // expected-error {{a parameter following a variadic parameter requires a label}} |
| |
| protocol P1 {} |
| protocol P2 {} |
| |
| let x: protocol<> // expected-error {{'protocol<>' syntax has been removed; use 'Any' instead}} |
| let y: protocol<P1> // expected-error {{'protocol<...>' composition syntax has been removed and is not needed here}}} |
| let z: protocol<P1, P2> // expected-error {{'protocol<...>' composition syntax has been removed; join the protocols using '&'}} |
| |
| func bar(f: @noescape () -> ()) {} // expected-error {{unknown attribute 'noescape'}} |
| |
| func baz(f: @autoclosure(escaping) () -> ()) {} |
| // expected-error @-1 {{use of undeclared type 'escaping'}} |
| // expected-error @-2 {{unnamed parameters must be written with the empty name '_'}} |
| // expected-error @-3 {{expected ',' separator}} |
| |
| prefix operator +++ {} // expected-error {{operator should no longer be declared with body}} |
| postfix operator +++ {} // expected-error {{operator should no longer be declared with body}} |
| infix operator +++ {} // expected-error {{operator should no longer be declared with body}} |
| infix operator +++* { // expected-error {{operator should no longer be declared with body; use a precedence group instead}} |
| associativity right |
| } |
