; LLVM IR from ravireddy07/cpp-book :: src/Code-Forces (array-sums)

; 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::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  %13 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  br label %14

14:                                               ; preds = %95, %0
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr %2, align 4, !tbaa !5
  %17 = icmp ne i32 %15, 0
  br i1 %17, label %18, label %98

18:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %3, ptr noundef %4)
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #5
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %21, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %22 unwind label %28

22:                                               ; preds = %18
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %9) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %23

23:                                               ; preds = %58, %22
  %24 = load i32, ptr %10, align 4, !tbaa !5
  %25 = load i32, ptr %3, align 4, !tbaa !5
  %26 = icmp slt i32 %24, %25
  br i1 %26, label %32, label %27

27:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %61

28:                                               ; preds = %18
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %7, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %8, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #5
  br label %97

32:                                               ; preds = %23
  %33 = load i32, ptr %10, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %34) #5
  %36 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %35)
          to label %37 unwind label %53

37:                                               ; preds = %32
  %38 = load i32, ptr %10, align 4, !tbaa !5
  %39 = icmp sgt i32 %38, 0
  br i1 %39, label %40, label %57

40:                                               ; preds = %37
  %41 = load i32, ptr %10, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %42) #5
  %44 = load i32, ptr %43, align 4, !tbaa !5
  %45 = load i32, ptr %10, align 4, !tbaa !5
  %46 = sub nsw i32 %45, 1
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %47) #5
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %50 = icmp sgt i32 %44, %49
  br i1 %50, label %51, label %57

51:                                               ; preds = %40
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %52 unwind label %53

52:                                               ; preds = %51
  br label %57

53:                                               ; preds = %51, %32
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %7, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %96

57:                                               ; preds = %52, %40, %37
  br label %58

58:                                               ; preds = %57
  %59 = load i32, ptr %10, align 4, !tbaa !5
  %60 = add nsw i32 %59, 1
  store i32 %60, ptr %10, align 4, !tbaa !5
  br label %23, !llvm.loop !9

61:                                               ; preds = %27
  %62 = load i32, ptr %4, align 4, !tbaa !5
  %63 = icmp eq i32 %62, 1
  br i1 %63, label %64, label %77

64:                                               ; preds = %61
  %65 = call noundef zeroext i1 @_ZNKSt6vectorIiSaIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  br i1 %65, label %66, label %73

66:                                               ; preds = %64
  %67 = invoke i32 @puts(ptr noundef @.str.2)
          to label %68 unwind label %69

68:                                               ; preds = %66
  br label %76

69:                                               ; preds = %73, %66
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %7, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %8, align 4
  br label %96

73:                                               ; preds = %64
  %74 = invoke i32 @puts(ptr noundef @.str.3)
          to label %75 unwind label %69

75:                                               ; preds = %73
  br label %76

76:                                               ; preds = %75, %68
  br label %95

77:                                               ; preds = %61
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  %78 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  %79 = trunc i64 %78 to i32
  store i32 %79, ptr %11, align 4, !tbaa !5
  %80 = load i32, ptr %4, align 4, !tbaa !5
  %81 = add nsw i32 %80, -1
  store i32 %81, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #5
  %82 = load i32, ptr %11, align 4, !tbaa !5
  %83 = load i32, ptr %4, align 4, !tbaa !5
  %84 = add nsw i32 %82, %83
  %85 = sub nsw i32 %84, 1
  %86 = load i32, ptr %4, align 4, !tbaa !5
  %87 = sdiv i32 %85, %86
  store i32 %87, ptr %12, align 4, !tbaa !5
  %88 = load i32, ptr %12, align 4, !tbaa !5
  %89 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.4, i32 noundef %88)
          to label %90 unwind label %91

90:                                               ; preds = %77
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %95

91:                                               ; preds = %77
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %7, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %96

95:                                               ; preds = %90, %76
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  br label %14, !llvm.loop !11

96:                                               ; preds = %91, %69, %53
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %9) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  br label %97

97:                                               ; preds = %96, %28
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  br label %99

98:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  ret i32 0

99:                                               ; preds = %97
  %100 = load ptr, ptr %7, align 8
  %101 = load i32, ptr %8, align 4
  %102 = insertvalue { ptr, i32 } poison, ptr %100, 0
  %103 = insertvalue { ptr, i32 } %102, i32 %101, 1
  resume { ptr, i32 } %103
}

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

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.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 #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorIiSaIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

declare i32 @puts(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

declare i32 @printf(ptr noundef, ...) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse 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 = { "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 = { 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 #4 = { 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 #5 = { 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"}
!11 = distinct !{!11, !10}


; 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::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  %8 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = add nsw i32 %9, -1
  store i32 %10, ptr %1, align 4, !tbaa !5
  %.not8 = icmp eq i32 %9, 0
  br i1 %.not8, label %._crit_edge11, label %.lr.ph10

.lr.ph10:                                         ; preds = %0, %59
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  %11 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %2, ptr noundef nonnull %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %13, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %14 unwind label %19

14:                                               ; preds = %.lr.ph10
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #5
  store i32 0, ptr %7, align 4, !tbaa !5
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = icmp sgt i32 %15, 0
  br i1 %16, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %39, %14
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  %17 = load i32, ptr %3, align 4, !tbaa !5
  %18 = icmp eq i32 %17, 1
  br i1 %18, label %44, label %50

19:                                               ; preds = %.lr.ph10
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  br label %62

.lr.ph:                                           ; preds = %14, %39
  %storemerge7 = phi i32 [ %41, %39 ], [ 0, %14 ]
  %21 = sext i32 %storemerge7 to i64
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %21) #5
  %23 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %22)
  %24 = load i32, ptr %7, align 4, !tbaa !5
  %25 = icmp sgt i32 %24, 0
  br i1 %25, label %26, label %39

26:                                               ; preds = %.lr.ph
  %27 = zext nneg i32 %24 to i64
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %27) #5
  %29 = load i32, ptr %28, align 4, !tbaa !5
  %30 = load i32, ptr %7, align 4, !tbaa !5
  %31 = add nsw i32 %30, -1
  %32 = sext i32 %31 to i64
  %33 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %32) #5
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = icmp sgt i32 %29, %34
  br i1 %35, label %36, label %39

36:                                               ; preds = %26
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %39 unwind label %37

37:                                               ; preds = %36
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  br label %62

39:                                               ; preds = %.lr.ph, %26, %36
  %40 = load i32, ptr %7, align 4, !tbaa !5
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %7, align 4, !tbaa !5
  %42 = load i32, ptr %2, align 4, !tbaa !5
  %43 = icmp slt i32 %41, %42
  br i1 %43, label %.lr.ph, label %._crit_edge, !llvm.loop !9

44:                                               ; preds = %._crit_edge
  %45 = call noundef zeroext i1 @_ZNKSt6vectorIiSaIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  br i1 %45, label %46, label %48

46:                                               ; preds = %44
  %47 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.2)
  br label %59

48:                                               ; preds = %44
  %49 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.3)
  br label %59

50:                                               ; preds = %._crit_edge
  %51 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  %52 = trunc i64 %51 to i32
  %53 = load i32, ptr %3, align 4, !tbaa !5
  %54 = add nsw i32 %53, -1
  store i32 %54, ptr %3, align 4, !tbaa !5
  %55 = add i32 %52, -1
  %56 = add i32 %55, %54
  %57 = sdiv i32 %56, %54
  %58 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.4, i32 noundef %57)
  br label %59

59:                                               ; preds = %46, %48, %50
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  %60 = load i32, ptr %1, align 4, !tbaa !5
  %61 = add nsw i32 %60, -1
  store i32 %61, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %60, 0
  br i1 %.not, label %._crit_edge11, label %.lr.ph10, !llvm.loop !11

62:                                               ; preds = %37, %19
  %.pn = phi { ptr, i32 } [ %38, %37 ], [ %20, %19 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn

._crit_edge11:                                    ; preds = %59, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0
}

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

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; 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 nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt6vectorIiSaIiEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse 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 = { nofree nounwind "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 = { 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 #4 = { 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 #5 = { 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"}
!11 = distinct !{!11, !10}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass