File: rdar74087329-debug-scope-trampoline-blocks.swift

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// RUN: %target-build-swift %s
// RUN: %target-swift-frontend -c -g -Xllvm -verify-di-holes=true %s
// REQUIRES: issue63107

// rdar://74087329 (DI verification failure with trampoline blocks in VJP)

import _Differentiation

func foo(x: Float?) -> Float {
   _ = withoutDerivative(at: x ?? 0)
   return 0
}
gradient(at: 0, of: foo)