; LLVM IR from kazunetakahashi/atcoder :: 2019/0901_ABC139/past (E4)

; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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.2" = type { i8 }
%"class.std::allocator" = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z6make_ViRKSt6vectorIS_IiSaIiEESaIS1_EE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(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 noundef i32 @_Z8calc_ansiRKSt6vectorIS_IiSaIiEESaIS1_EE(i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) #0

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #5 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::vector.0", align 8
  %5 = alloca %"class.std::allocator.2", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::vector", align 8
  %13 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #6
  %15 = load i32, ptr %2, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #6
  %17 = load i32, ptr %2, align 4, !tbaa !5
  %18 = sub nsw i32 %17, 1
  %19 = sext i32 %18 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %19, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %20 unwind label %27

20:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #6
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %16, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %21 unwind label %31

21:                                               ; preds = %20
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %68, %21
  %23 = load i32, ptr %9, align 4, !tbaa !5
  %24 = load i32, ptr %2, align 4, !tbaa !5
  %25 = icmp slt i32 %23, %24
  br i1 %25, label %36, label %26

26:                                               ; preds = %22
  store i32 2, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %71

27:                                               ; preds = %0
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %6, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %7, align 4
  br label %35

31:                                               ; preds = %20
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %6, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %7, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %35

35:                                               ; preds = %31, %27
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  br label %93

36:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %37

37:                                               ; preds = %60, %36
  %38 = load i32, ptr %11, align 4, !tbaa !5
  %39 = load i32, ptr %2, align 4, !tbaa !5
  %40 = sub nsw i32 %39, 1
  %41 = icmp slt i32 %38, %40
  br i1 %41, label %43, label %42

42:                                               ; preds = %37
  store i32 5, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %67

43:                                               ; preds = %37
  %44 = load i32, ptr %9, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %45) #6
  %47 = load i32, ptr %11, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %46, i64 noundef %48) #6
  %50 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %49)
          to label %51 unwind label %63

51:                                               ; preds = %43
  %52 = load i32, ptr %9, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %53) #6
  %55 = load i32, ptr %11, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %54, i64 noundef %56) #6
  %58 = load i32, ptr %57, align 4, !tbaa !5
  %59 = add nsw i32 %58, -1
  store i32 %59, ptr %57, align 4, !tbaa !5
  br label %60

60:                                               ; preds = %51
  %61 = load i32, ptr %11, align 4, !tbaa !5
  %62 = add nsw i32 %61, 1
  store i32 %62, ptr %11, align 4, !tbaa !5
  br label %37, !llvm.loop !9

63:                                               ; preds = %43
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %6, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %92

67:                                               ; preds = %42
  br label %68

68:                                               ; preds = %67
  %69 = load i32, ptr %9, align 4, !tbaa !5
  %70 = add nsw i32 %69, 1
  store i32 %70, ptr %9, align 4, !tbaa !5
  br label %22, !llvm.loop !11

71:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #6
  %72 = load i32, ptr %2, align 4, !tbaa !5
  invoke void @_Z6make_ViRKSt6vectorIS_IiSaIiEESaIS1_EE(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %12, i32 noundef %72, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %73 unwind label %83

73:                                               ; preds = %71
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  %74 = load i32, ptr %2, align 4, !tbaa !5
  %75 = invoke noundef i32 @_Z8calc_ansiRKSt6vectorIS_IiSaIiEESaIS1_EE(i32 noundef %74, ptr noundef nonnull align 8 dereferenceable(24) %12)
          to label %76 unwind label %87

76:                                               ; preds = %73
  store i32 %75, ptr %13, align 4, !tbaa !5
  %77 = load i32, ptr %13, align 4, !tbaa !5
  %78 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %77)
          to label %79 unwind label %87

79:                                               ; preds = %76
  %80 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %78, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %81 unwind label %87

81:                                               ; preds = %79
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %82 = load i32, ptr %1, align 4
  ret i32 %82

83:                                               ; preds = %71
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %6, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %7, align 4
  br label %91

87:                                               ; preds = %79, %76, %73
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %6, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  br label %91

91:                                               ; preds = %87, %83
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #6
  br label %92

92:                                               ; preds = %91, %63
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %93

93:                                               ; preds = %92, %35
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %94

94:                                               ; preds = %93
  %95 = load ptr, ptr %6, align 8
  %96 = load i32, ptr %7, align 4
  %97 = insertvalue { ptr, i32 } poison, ptr %95, 0
  %98 = insertvalue { ptr, i32 } %97, i32 %96, 1
  resume { ptr, i32 } %98
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #4

; 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 #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 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 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 = { 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 #6 = { 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = 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.2" = type { i8 }
%"class.std::allocator" = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z6make_ViRKSt6vectorIS_IiSaIiEESaIS1_EE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(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 noundef i32 @_Z8calc_ansiRKSt6vectorIS_IiSaIiEESaIS1_EE(i32 noundef, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #5 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca %"class.std::allocator.2", align 1
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.std::vector", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  %8 = load i32, ptr %1, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #6
  %9 = add nsw i32 %8, -1
  %10 = sext i32 %9 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %10, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %11 unwind label %18

11:                                               ; preds = %0
  %12 = sext i32 %8 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %12, ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %13 unwind label %20

13:                                               ; preds = %11
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  %14 = load i32, ptr %1, align 4, !tbaa !5
  %15 = icmp sgt i32 %14, 0
  br i1 %15, label %.preheader.lr.ph, label %._crit_edge26

.preheader.lr.ph:                                 ; preds = %13
  %.not = icmp eq i32 %14, 1
  br i1 %.not, label %._crit_edge26, label %.preheader

.preheader:                                       ; preds = %.preheader.lr.ph, %._crit_edge
  %16 = phi i32 [ %23, %._crit_edge ], [ %14, %.preheader.lr.ph ]
  %indvars.iv30 = phi i64 [ %indvars.iv.next31, %._crit_edge ], [ 0, %.preheader.lr.ph ]
  %17 = icmp sgt i32 %16, 1
  br i1 %17, label %.lr.ph, label %._crit_edge

._crit_edge26:                                    ; preds = %._crit_edge, %.preheader.lr.ph, %13
  %.lcssa = phi i32 [ %14, %13 ], [ 1, %.preheader.lr.ph ], [ %23, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #6
  invoke void @_Z6make_ViRKSt6vectorIS_IiSaIiEESaIS1_EE(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %6, i32 noundef %.lcssa, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %40 unwind label %48

18:                                               ; preds = %0
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %22

20:                                               ; preds = %11
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %22

22:                                               ; preds = %20, %18
  %.pn = phi { ptr, i32 } [ %21, %20 ], [ %19, %18 ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #6
  br label %54

._crit_edge:                                      ; preds = %29, %.preheader
  %23 = phi i32 [ %16, %.preheader ], [ %34, %29 ]
  %indvars.iv.next31 = add nuw nsw i64 %indvars.iv30, 1
  %24 = sext i32 %23 to i64
  %25 = icmp slt i64 %indvars.iv.next31, %24
  br i1 %25, label %.preheader, label %._crit_edge26, !llvm.loop !9

.lr.ph:                                           ; preds = %.preheader, %29
  %indvars.iv = phi i64 [ %indvars.iv.next, %29 ], [ 0, %.preheader ]
  %26 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv30) #6
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %26, i64 noundef %indvars.iv) #6
  %28 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %27)
          to label %29 unwind label %38

29:                                               ; preds = %.lr.ph
  %30 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv30) #6
  %31 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %30, i64 noundef %indvars.iv) #6
  %32 = load i32, ptr %31, align 4, !tbaa !5
  %33 = add nsw i32 %32, -1
  store i32 %33, ptr %31, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %34 = load i32, ptr %1, align 4, !tbaa !5
  %35 = add nsw i32 %34, -1
  %36 = sext i32 %35 to i64
  %37 = icmp slt i64 %indvars.iv.next, %36
  br i1 %37, label %.lr.ph, label %._crit_edge, !llvm.loop !12

38:                                               ; preds = %.lr.ph
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %53

40:                                               ; preds = %._crit_edge26
  %41 = load i32, ptr %1, align 4, !tbaa !5
  %42 = invoke noundef i32 @_Z8calc_ansiRKSt6vectorIS_IiSaIiEESaIS1_EE(i32 noundef %41, ptr noundef nonnull align 8 dereferenceable(24) %6)
          to label %43 unwind label %50

43:                                               ; preds = %40
  %44 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %42)
          to label %45 unwind label %50

45:                                               ; preds = %43
  %46 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %44, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %47 unwind label %50

47:                                               ; preds = %45
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

48:                                               ; preds = %._crit_edge26
  %49 = landingpad { ptr, i32 }
          cleanup
  br label %52

50:                                               ; preds = %45, %43, %40
  %51 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  br label %52

52:                                               ; preds = %50, %48
  %.pn18 = phi { ptr, i32 } [ %51, %50 ], [ %49, %48 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #6
  br label %53

53:                                               ; preds = %52, %38
  %.pn20 = phi { ptr, i32 } [ %39, %38 ], [ %.pn18, %52 ]
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  br label %54

54:                                               ; preds = %53, %22
  %.pn20.pn = phi { ptr, i32 } [ %.pn20, %53 ], [ %.pn, %22 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn20.pn
}

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

; 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 #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 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 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 = { 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 #6 = { 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, !11}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!"llvm.loop.unswitch.partial.disable"}
!12 = distinct !{!12, !10}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimpleLoopUnswitchPass,SimplifyCFGPass