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Add regression test for fixed crasher #85088

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Merged
merged 1 commit into from
Oct 23, 2025
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Add regression test for fixed crasher #85088

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19 changes: 19 additions & 0 deletions test/Generics/issue-85084.swift
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Original file line number Diff line number Diff line change
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// RUN: %target-typecheck-verify-swift

protocol P1 {}

protocol P2 {
associatedtype U
}

protocol P3<T> {
associatedtype T: P2
}

struct S1<T: P2>: P3 where T.U: P1 {}

extension P3 where Self == S1<T> { // expected-error {{same-type constraint 'Self' == 'S1<Self.T>' is recursive}}
static var a: S1<T> {
S1<T>()
}
}