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// RUN: %target-sil-opt %s -verify -closure-specialize -o - | %FileCheck %s
// Make sure we do not specialize resilientCallee.
sil_stage canonical
import Builtin
import Swift
import SwiftShims
@_optimize(none) public func action()
@inline(__always) public func fragileCaller()
public func resilientCallee(fn: () -> ())
// action()
sil [Onone] @$s26closure_specialize_fragile6actionyyF : $@convention(thin) () -> () {
bb0:
%0 = tuple ()
return %0 : $()
} // end sil function '$s26closure_specialize_fragile6actionyyF'
// CHECK-LABEL: sil [serialized] [always_inline] @$s26closure_specialize_fragile0C6CalleryyF : $@convention(thin) () -> ()
// CHECK: function_ref @$s26closure_specialize_fragile15resilientCalleeyyyc2fn_tF : $@convention(thin) (@owned @callee_owned () -> ()) -> ()
// CHECK: return
// fragileCaller()
sil [serialized] [always_inline] @$s26closure_specialize_fragile0C6CalleryyF : $@convention(thin) () -> () {
bb0:
// function_ref resilientCallee(fn:)
%0 = function_ref @$s26closure_specialize_fragile15resilientCalleeyyyc2fn_tF : $@convention(thin) (@owned @callee_owned () -> ()) -> ()
// function_ref closure #1 in fragileCaller()
%1 = function_ref @$s26closure_specialize_fragile0C6CalleryyFyycfU_ : $@convention(thin) () -> ()
%2 = thin_to_thick_function %1 : $@convention(thin) () -> () to $@callee_owned () -> ()
%3 = apply %0(%2) : $@convention(thin) (@owned @callee_owned () -> ()) -> ()
%4 = tuple ()
return %4 : $()
} // end sil function '$s26closure_specialize_fragile0C6CalleryyF'
// CHECK-LABEL: sil @$s26closure_specialize_fragile15resilientCalleeyyyc2fn_tF : $@convention(thin) (@owned @callee_owned () -> ()) -> ()
// resilientCallee(fn:)
sil @$s26closure_specialize_fragile15resilientCalleeyyyc2fn_tF : $@convention(thin) (@owned @callee_owned () -> ()) -> () {
bb0(%0 : $@callee_owned () -> ()):
strong_retain %0 : $@callee_owned () -> ()
%3 = apply %0() : $@callee_owned () -> ()
strong_release %0 : $@callee_owned () -> ()
%5 = tuple ()
return %5 : $()
} // end sil function '$s26closure_specialize_fragile15resilientCalleeyyyc2fn_tF'
// closure #1 in fragileCaller()
sil shared [serialized] @$s26closure_specialize_fragile0C6CalleryyFyycfU_ : $@convention(thin) () -> () {
bb0:
// function_ref action()
%0 = function_ref @$s26closure_specialize_fragile6actionyyF : $@convention(thin) () -> ()
%1 = apply %0() : $@convention(thin) () -> ()
%2 = tuple ()
return %2 : $()
} // end sil function '$s26closure_specialize_fragile0C6CalleryyFyycfU_'
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