File: performance_inliner_ownership.sil

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// RUN: %target-sil-opt -enable-sil-verify-all %s -inline | %FileCheck %s

sil_stage canonical

import Builtin
import Swift

// Make sure that we do not try to inline non-ossa functions into ossa
// functions. This can only occur with transparent functions today.

// We do not need a filecheck here since if we inline, the strong_release will
// hit assertions since strong_release is a non-ossa instruction that can never
// be in an ossa function.
sil [transparent] [ossa] @ossa_transparent_caller : $@convention(thin) (@owned Builtin.NativeObject) -> () {
bb0(%0 : @owned $Builtin.NativeObject):
  %1 = function_ref @non_ossa_callee : $@convention(thin) (@owned Builtin.NativeObject) -> ()
  apply %1(%0) : $@convention(thin) (@owned Builtin.NativeObject) -> ()
  %9999 = tuple()
  return %9999 : $()
}

// We put in this filecheck test to make sure that without the [ossa] bit, we
// /would/ inline.
//
// CHECK-LABEL: sil [transparent]  @non_ossa_caller : $@convention(thin) (@owned Builtin.NativeObject) -> () {
// CHECK: strong_release
// CHECK: } // end sil function 'non_ossa_caller'
sil [transparent] @non_ossa_caller : $@convention(thin) (@owned Builtin.NativeObject) -> () {
bb0(%0 : $Builtin.NativeObject):
  %1 = function_ref @non_ossa_callee : $@convention(thin) (@owned Builtin.NativeObject) -> ()
  apply %1(%0) : $@convention(thin) (@owned Builtin.NativeObject) -> ()
  %9999 = tuple()
  return %9999 : $()
}

sil @non_ossa_callee : $@convention(thin) (@owned Builtin.NativeObject) -> () {
bb0(%0 : $Builtin.NativeObject):
  strong_release %0 : $Builtin.NativeObject
  %9999 = tuple()
  return %9999 : $()
}