; LLVM IR from TrainingByPackt/CPP-Data-Structures-and-Algorithm-Design-Principles :: Lesson5/Exercise24/shortest_job_first.ll (Z18shortest_job_firstm)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::random_device" = type { %union.anon }
%union.anon = type { %"class.std::mersenne_twister_engine" }
%"class.std::mersenne_twister_engine" = type { [624 x i64], i64 }
%"class.std::uniform_int_distribution" = type { %"struct.std::uniform_int_distribution<unsigned long>::param_type" }
%"struct.std::uniform_int_distribution<unsigned long>::param_type" = type { i64, i64 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z18shortest_job_firstm(i64 noundef %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca i64, align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::random_device", align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::mersenne_twister_engine", align 8
  %8 = alloca %"class.std::uniform_int_distribution", align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i64 %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #4
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.start.p0(i64 5000, ptr %4) #4
  invoke void @_ZNSt13random_deviceC2Ev(ptr noundef nonnull align 8 dereferenceable(5000) %4)
          to label %13 unwind label %28

13:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 5000, ptr %7) #4
  %14 = invoke noundef i32 @_ZNSt13random_deviceclEv(ptr noundef nonnull align 8 dereferenceable(5000) %4)
          to label %15 unwind label %32

15:                                               ; preds = %13
  %16 = zext i32 %14 to i64
  invoke void @_ZNSt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEC2Em(ptr noundef nonnull align 8 dereferenceable(5000) %7, i64 noundef %16)
          to label %17 unwind label %32

17:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #4
  %18 = load i64, ptr %2, align 8, !tbaa !5
  invoke void @_ZNSt24uniform_int_distributionImEC2Emm(ptr noundef nonnull align 8 dereferenceable(16) %8, i64 noundef 1, i64 noundef %18)
          to label %19 unwind label %36

19:                                               ; preds = %17
  %20 = load i64, ptr %2, align 8, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %20)
          to label %21 unwind label %36

21:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %22

22:                                               ; preds = %45, %21
  %23 = load i32, ptr %9, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  %25 = load i64, ptr %2, align 8, !tbaa !5
  %26 = icmp ult i64 %24, %25
  br i1 %26, label %40, label %27

27:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %52

28:                                               ; preds = %1
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %5, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %6, align 4
  br label %66

32:                                               ; preds = %15, %13
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %5, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %6, align 4
  br label %65

36:                                               ; preds = %62, %53, %52, %19, %17
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %5, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %6, align 4
  br label %64

40:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  %41 = invoke noundef i64 @_ZNSt24uniform_int_distributionImEclISt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEEEmRT_(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 8 dereferenceable(5000) %7)
          to label %42 unwind label %48

42:                                               ; preds = %40
  %43 = trunc i64 %41 to i32
  store i32 %43, ptr %10, align 4, !tbaa !9
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %44 unwind label %48

44:                                               ; preds = %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %45

45:                                               ; preds = %44
  %46 = load i32, ptr %9, align 4, !tbaa !9
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %9, align 4, !tbaa !9
  br label %22, !llvm.loop !11

48:                                               ; preds = %42, %40
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %5, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %64

52:                                               ; preds = %27
  invoke void @_Z31compute_and_print_waiting_timesIiEvRSt6vectorIT_SaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %53 unwind label %36

53:                                               ; preds = %52
  %54 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %55 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %54, ptr %55, align 8
  %56 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %57 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %56, ptr %57, align 8
  %58 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  %59 = load ptr, ptr %58, align 8
  %60 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %61 = load ptr, ptr %60, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %59, ptr %61)
          to label %62 unwind label %36

62:                                               ; preds = %53
  invoke void @_Z31compute_and_print_waiting_timesIiEvRSt6vectorIT_SaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %63 unwind label %36

63:                                               ; preds = %62
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 5000, ptr %7) #4
  call void @_ZNSt13random_deviceD2Ev(ptr noundef nonnull align 8 dereferenceable(5000) %4) #4
  call void @llvm.lifetime.end.p0(i64 5000, ptr %4) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #4
  ret void

64:                                               ; preds = %48, %36
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #4
  br label %65

65:                                               ; preds = %64, %32
  call void @llvm.lifetime.end.p0(i64 5000, ptr %7) #4
  call void @_ZNSt13random_deviceD2Ev(ptr noundef nonnull align 8 dereferenceable(5000) %4) #4
  br label %66

66:                                               ; preds = %65, %28
  call void @llvm.lifetime.end.p0(i64 5000, ptr %4) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #4
  br label %67

67:                                               ; preds = %66
  %68 = load ptr, ptr %5, align 8
  %69 = load i32, ptr %6, align 4
  %70 = insertvalue { ptr, i32 } poison, ptr %68, 0
  %71 = insertvalue { ptr, i32 } %70, i32 %69, 1
  resume { ptr, i32 } %71
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt13random_deviceC2Ev(ptr noundef nonnull align 8 dereferenceable(5000)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNSt13random_deviceclEv(ptr noundef nonnull align 8 dereferenceable(5000)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEC2Em(ptr noundef nonnull align 8 dereferenceable(5000), i64 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt24uniform_int_distributionImEC2Emm(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i64 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt24uniform_int_distributionImEclISt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEEEmRT_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(5000)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z31compute_and_print_waiting_timesIiEvRSt6vectorIT_SaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24)) #0

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13random_deviceD2Ev(ptr noundef nonnull align 8 dereferenceable(5000)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::random_device" = type { %union.anon }
%union.anon = type { %"class.std::mersenne_twister_engine" }
%"class.std::mersenne_twister_engine" = type { [624 x i64], i64 }
%"class.std::uniform_int_distribution" = type { %"struct.std::uniform_int_distribution<unsigned long>::param_type" }
%"struct.std::uniform_int_distribution<unsigned long>::param_type" = type { i64, i64 }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z18shortest_job_firstm(i64 noundef %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::random_device", align 8
  %4 = alloca %"class.std::mersenne_twister_engine", align 8
  %5 = alloca %"class.std::uniform_int_distribution", align 8
  %6 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #4
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #4
  call void @llvm.lifetime.start.p0(i64 5000, ptr nonnull %3) #4
  invoke void @_ZNSt13random_deviceC2Ev(ptr noundef nonnull align 8 dereferenceable(5000) %3)
          to label %7 unwind label %13

7:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 5000, ptr nonnull %4) #4
  %8 = invoke noundef i32 @_ZNSt13random_deviceclEv(ptr noundef nonnull align 8 dereferenceable(5000) %3)
          to label %9 unwind label %15

9:                                                ; preds = %7
  %10 = zext i32 %8 to i64
  invoke void @_ZNSt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEC2Em(ptr noundef nonnull align 8 dereferenceable(5000) %4, i64 noundef %10)
          to label %11 unwind label %15

11:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #4
  invoke void @_ZNSt24uniform_int_distributionImEC2Emm(ptr noundef nonnull align 8 dereferenceable(16) %5, i64 noundef 1, i64 noundef %0)
          to label %12 unwind label %17

12:                                               ; preds = %11
  invoke void @_ZNSt6vectorIiSaIiEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %0)
          to label %.preheader unwind label %17

.preheader:                                       ; preds = %12
  %.not = icmp eq i64 %0, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %22, %.preheader
  invoke void @_Z31compute_and_print_waiting_timesIiEvRSt6vectorIT_SaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %25 unwind label %17

13:                                               ; preds = %1
  %14 = landingpad { ptr, i32 }
          cleanup
  br label %32

15:                                               ; preds = %9, %7
  %16 = landingpad { ptr, i32 }
          cleanup
  br label %31

17:                                               ; preds = %28, %25, %._crit_edge, %12, %11
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %30

.lr.ph:                                           ; preds = %.preheader, %22
  %indvars.iv = phi i64 [ %indvars.iv.next, %22 ], [ 0, %.preheader ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #4
  %19 = invoke noundef i64 @_ZNSt24uniform_int_distributionImEclISt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEEEmRT_(ptr noundef nonnull align 8 dereferenceable(16) %5, ptr noundef nonnull align 8 dereferenceable(5000) %4)
          to label %20 unwind label %23

20:                                               ; preds = %.lr.ph
  %21 = trunc i64 %19 to i32
  store i32 %21, ptr %6, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %22 unwind label %23

22:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  %indvars.iv.next = add nuw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %0
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

23:                                               ; preds = %20, %.lr.ph
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  br label %30

25:                                               ; preds = %._crit_edge
  %26 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #4
  %27 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #4
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr %26, ptr %27)
          to label %28 unwind label %17

28:                                               ; preds = %25
  invoke void @_Z31compute_and_print_waiting_timesIiEvRSt6vectorIT_SaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %29 unwind label %17

29:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 5000, ptr nonnull %4) #4
  call void @_ZNSt13random_deviceD2Ev(ptr noundef nonnull align 8 dereferenceable(5000) %3) #4
  call void @llvm.lifetime.end.p0(i64 5000, ptr nonnull %3) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #4
  ret void

30:                                               ; preds = %23, %17
  %.pn = phi { ptr, i32 } [ %24, %23 ], [ %18, %17 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #4
  br label %31

31:                                               ; preds = %30, %15
  %.pn.pn = phi { ptr, i32 } [ %.pn, %30 ], [ %16, %15 ]
  call void @llvm.lifetime.end.p0(i64 5000, ptr nonnull %4) #4
  call void @_ZNSt13random_deviceD2Ev(ptr noundef nonnull align 8 dereferenceable(5000) %3) #4
  br label %32

32:                                               ; preds = %31, %13
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %31 ], [ %14, %13 ]
  call void @llvm.lifetime.end.p0(i64 5000, ptr nonnull %3) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #4
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt13random_deviceC2Ev(ptr noundef nonnull align 8 dereferenceable(5000)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZNSt13random_deviceclEv(ptr noundef nonnull align 8 dereferenceable(5000)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEC2Em(ptr noundef nonnull align 8 dereferenceable(5000), i64 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt24uniform_int_distributionImEC2Emm(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i64 noundef) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE7reserveEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt24uniform_int_distributionImEclISt23mersenne_twister_engineImLm32ELm624ELm397ELm31ELm2567483615ELm11ELm4294967295ELm7ELm2636928640ELm15ELm4022730752ELm18ELm1812433253EEEEmRT_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(5000)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z31compute_and_print_waiting_timesIiEvRSt6vectorIT_SaIS1_EE(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEvT_S7_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13random_deviceD2Ev(ptr noundef nonnull align 8 dereferenceable(5000)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass