File: global_typealias.swift

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// RUN: %target-typecheck-verify-swift

typealias A = B // expected-error {{type alias 'A' references itself}} expected-note {{while resolving type 'B'}} expected-note {{through reference here}}
typealias C = D // expected-note {{through reference here}} expected-note {{while resolving type 'D'}} expected-note {{through reference here}}
typealias D = (A, Int) // expected-note {{through reference here}} expected-note {{while resolving type '(A, Int)'}} expected-note {{through reference here}}
typealias B = C // expected-note {{through reference here}} expected-note {{while resolving type 'C'}} expected-note {{through reference here}}