Merge pull request #23919 from jrose-apple/SR-9224

swift-ci · web-flow · commit 14db05e4ed63 · 2019-04-10T11:57:35.000-07:00
diff --git a/test/decl/protocol/conforms/circular_validation.swift b/test/decl/protocol/conforms/circular_validation.swift
@@ -11,3 +11,8 @@ struct S : P { // expected-error {{type 'S' does not conform to protocol 'P'}}
   static var x = 0 // expected-note {{candidate operates on a type, not an instance as required}}
   var x = S.x // expected-note {{candidate references itself}}
 }
+
+// FIXME: Lousy diagnostics on this case.
+protocol SR9224_Foo: SR9224_Foobar {} // expected-error 2 {{protocol 'SR9224_Foo' refines itself}}
+protocol SR9224_Bar: SR9224_Foobar {} // expected-error {{protocol 'SR9224_Bar' refines itself}} expected-note {{protocol 'SR9224_Bar' declared here}}
+typealias SR9224_Foobar = SR9224_Foo & SR9224_Bar

Original file line number	Diff line number	Diff line change
`@@ -11,3 +11,8 @@ struct S : P { // expected-error {{type 'S' does not conform to protocol 'P'}}`
`11`	`11`	`static var x = 0 // expected-note {{candidate operates on a type, not an instance as required}}`
`12`	`12`	`var x = S.x // expected-note {{candidate references itself}}`
`13`	`13`	`}`
	`14`	`+`
	`15`	`+// FIXME: Lousy diagnostics on this case.`
	`16`	`+protocol SR9224_Foo: SR9224_Foobar {} // expected-error 2 {{protocol 'SR9224_Foo' refines itself}}`
	`17`	`+protocol SR9224_Bar: SR9224_Foobar {} // expected-error {{protocol 'SR9224_Bar' refines itself}} expected-note {{protocol 'SR9224_Bar' declared here}}`
	`18`	`+typealias SR9224_Foobar = SR9224_Foo & SR9224_Bar`