File: simplify_debug_step.sil

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// RUN: %target-sil-opt -enable-sil-verify-all %s -onone-simplification -simplify-instruction=debug_step | %FileCheck %s --check-prefix=CHECK-ONONE --check-prefix=CHECK
// RUN: %target-sil-opt -enable-sil-verify-all %s -simplification -simplify-instruction=debug_step | %FileCheck %s --check-prefix=CHECK-O --check-prefix=CHECK

// REQUIRES: swift_in_compiler

import Swift
import Builtin

// CHECK-LABEL: sil @testit
// CHECK-O-NOT:   debug_step
// CHECK-ONONE:   debug_step
// CHECK:       } // end sil function 'testit'
sil @testit : $@convention(thin) () -> () {
bb0:
  debug_step
  %r = tuple ()
  return %r : $()
}