swift-mirror/validation-test/compiler_crashers/0204-swift-parser-parsedeclprotocol.swift

// RUN: not --crash %target-swift-frontend %s -parse
// XFAIL: no_asserts

// Distributed under the terms of the MIT license
// Test case submitted to project by https://github.com/practicalswift (practicalswift)
// Test case found by fuzzing

({})
func prefix(with: String) -> <T>(() -> T) -> String { func b
clanType, Bool) -> Bool {
)
}
strs d 
    typealias b> : b {
    typealias d = h
    typealias e = a<c<h>, d>
}
protocol A {
    typealias B
    func b(B)
}
struct X<Y> : A {
    func b(b: X.Type) {
    }
}
struct Abject {
  a {
}
class b<h, i> {
}
protocol c {
    typealias g
}
protocol a {
    class func c()
}
class b:s   return f(x)
}(x1, f1)
let crashes: Int = { x, f {ct)) {
        b(a)
    }
}
func c<d {
    enum c {
        func e
        var _ = e
    }
}
ng {
  return { g in "\(with): \(g())" }
}
protocol a : a {
}