File: ossa_sil.sil

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// RUN: %empty-directory(%t)
// RUN: %target-build-swift -emit-module -module-name ossa -o %t/ossa.swiftmodule %s
// RUN: %target-sil-opt %t/ossa.swiftmodule | %FileCheck %s

sil_stage canonical

import Builtin
import Swift
import SwiftShims

class X {}

// CHECK-LABEL: sil [serialized] [canonical] [ossa] @test_unchecked_ref_cast
sil [serialized] [ossa] @test_unchecked_ref_cast : $@convention(thin) (@guaranteed AnyObject) -> @owned X {
bb0(%0 : @guaranteed $AnyObject):
  // CHECK: %1 = unchecked_ref_cast %0 : $AnyObject to $X, forwarding: @unowned
  %1 = unchecked_ref_cast %0 : $AnyObject to $X, forwarding: @unowned
  %2 = copy_value %1 : $X
  return %2 : $X
}