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Rather than attempting to re-implement `simplifyType`, tweak `Solution::simplifyType` such that it can map the resulting type out of context, and can turn type variables into their opened generic parameters.
13 lines
494 B
Swift
13 lines
494 B
Swift
// RUN: %target-typecheck-verify-swift
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// https://github.com/swiftlang/swift/issues/77924
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func foo<T>(_ x: (T) -> Void) {
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(a: 0, b: x).b(0) // expected-error {{cannot convert value of type 'Int' to expected argument type 'T'}}
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}
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func bar<T>(_ x: T) {} // expected-note {{generic parameters are always considered '@escaping'}}
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func baz(_ fn: () -> Void) {
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(a: 0, b: bar).b(fn) // expected-error {{converting non-escaping parameter 'fn' to generic parameter 'T' may allow it to escape}}
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}
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