// RUN: not --crash %target-sil-opt -bug-reducer-tester %s -bug-reducer-tester-failure-kind=opt-crasher -bug-reducer-tester-target-func='target_func'
// RUN: %target-sil-opt -bug-reducer-tester %s -bug-reducer-tester-failure-kind=opt-crasher -bug-reducer-tester-target-func='target_func_2' | %FileCheck %s
// RUN: %target-sil-opt -bug-reducer-tester -bug-reducer-tester-failure-kind=opt-crasher %s | %FileCheck %s

// Make sure that we do not crash on partial applies. This is important to
// enable testing if a suffix needing a prefix case.
// RUN: %target-sil-opt -bug-reducer-tester %s -bug-reducer-tester-failure-kind=opt-crasher -bug-reducer-tester-target-func='partial_apply_callee'

// REQUIRES: asserts

sil_stage canonical

// CHECK-LABEL: sil @target_func : $@convention(thin) () -> () {
sil @target_func : $@convention(thin) () -> () {
bb0:
  %9999 = tuple()
  return %9999 : $()
}

// CHECK-LABEL: sil @func_2 : $@convention(thin) () -> () {
// CHECK: [[FUNC:%.*]] = function_ref @target_func : $@convention(thin) () -> ()
// CHECK: apply [[FUNC]]()
sil @func_2 : $@convention(thin) () -> () {
bb0:
  %0 = function_ref @target_func : $@convention(thin) () -> ()
  apply %0() : $@convention(thin) () -> ()
  %9999 = tuple()
  return %9999 : $()
}

sil @partial_apply_callee : $@convention(thin) () -> () {
bb0:
  %9999 = tuple()
  return %9999 : $()
}

sil @partial_apply_caller : $@convention(thin) () -> () {
bb0:
  %0 = function_ref @partial_apply_callee : $@convention(thin) () -> ()
  %1 = partial_apply %0() : $@convention(thin) () -> ()
  %2 = apply %1() : $@callee_owned () -> ()
  %9999 = tuple()
  return %9999 : $()
}