File: typeArgumentDefaultUsesConstraintOnCircularDefault.ts

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type Test<T extends string = T> = { value: T };  // Error

let zz: Test = { foo: "abc" };  // should error on comparison with Test<string>

let zzy: Test = { value: {} };

// Simplified repro from #28873

class C1<T extends C1 = any> {}

class C2<T extends C2<any> = any> {}