| // RUN: %target-typecheck-verify-swift | |
| // https://bugs.swift.org/browse/SR-4426 | |
| // '#if' in top-level code that contains only decls should not disturb forward reference. | |
| typealias A = B | |
| #if false | |
| func foo() {} | |
| #endif | |
| struct B {} | |
| // If '#if' contains active non-decls, we don't support forward reference. | |
| typealias C = D // expected-error {{use of undeclared type 'D'}} | |
| #if true | |
| print("ok") | |
| #endif | |
| struct D {} |