; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 22. Segment Tree/seg.ll (Z5c_p_cv)

; 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_istream" = type { ptr, i64, %"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_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::initializer_list" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external global ptr, align 8
@.str.3 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external global ptr, align 8
@constinit = external hidden constant [6 x i64], align 8
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9buildTreeRSt6vectorIxSaIxEES2_xxx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, i64 noundef, i64 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z5QueryRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, i64 noundef, i64 noundef, i64 noundef, i64 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10updateNodeRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, i64 noundef, i64 noundef, i64 noundef, i64 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5c_p_cv() #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector", align 8
  %2 = alloca %"class.std::initializer_list", align 8
  %3 = alloca [6 x i64], align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %14 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %16
  %18 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %17, ptr noundef null)
  %19 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %21
  %23 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %22, ptr noundef null)
  %24 = load ptr, ptr @stdin, align 8, !tbaa !8
  %25 = call ptr @freopen(ptr noundef @.str, ptr noundef @.str.2, ptr noundef %24)
  %26 = load ptr, ptr @stdout, align 8, !tbaa !8
  %27 = call ptr @freopen(ptr noundef @.str.3, ptr noundef @.str.4, ptr noundef %26)
  call void @llvm.lifetime.start.p0(i64 24, ptr %1) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr %3) #6
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %3, ptr align 8 @constinit, i64 48, i1 false), !tbaa.struct !11
  %28 = getelementptr inbounds %"class.std::initializer_list", ptr %2, i32 0, i32 0
  store ptr %3, ptr %28, align 8, !tbaa !13
  %29 = getelementptr inbounds %"class.std::initializer_list", ptr %2, i32 0, i32 1
  store i64 6, ptr %29, align 8, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  %30 = getelementptr inbounds { ptr, i64 }, ptr %2, i32 0, i32 0
  %31 = load ptr, ptr %30, align 8
  %32 = getelementptr inbounds { ptr, i64 }, ptr %2, i32 0, i32 1
  %33 = load i64, ptr %32, align 8
  invoke void @_ZNSt6vectorIxSaIxEEC2ESt16initializer_listIxERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr %31, i64 %33, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %34 unwind label %67

34:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  %35 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  store i64 %35, ptr %7, align 8, !tbaa !17
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #6
  %36 = load i64, ptr %7, align 8, !tbaa !17
  %37 = mul nsw i64 4, %36
  %38 = add nsw i64 %37, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %38, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %39 unwind label %71

39:                                               ; preds = %34
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  %40 = load i64, ptr %7, align 8, !tbaa !17
  %41 = sub nsw i64 %40, 1
  invoke void @_Z9buildTreeRSt6vectorIxSaIxEES2_xxx(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef 0, i64 noundef %41, i64 noundef 1)
          to label %42 unwind label %75

42:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #6
  %43 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %10)
          to label %44 unwind label %79

44:                                               ; preds = %42
  %45 = load i64, ptr %7, align 8, !tbaa !17
  %46 = sub nsw i64 %45, 1
  invoke void @_Z10updateNodeRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef 0, i64 noundef %46, i64 noundef 1, i64 noundef 3, i64 noundef 10)
          to label %47 unwind label %79

47:                                               ; preds = %44
  br label %48

48:                                               ; preds = %66, %47
  %49 = load i64, ptr %10, align 8, !tbaa !17
  %50 = add nsw i64 %49, -1
  store i64 %50, ptr %10, align 8, !tbaa !17
  %51 = icmp ne i64 %49, 0
  br i1 %51, label %52, label %87

52:                                               ; preds = %48
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #6
  %53 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %11)
          to label %54 unwind label %83

54:                                               ; preds = %52
  %55 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %53, ptr noundef nonnull align 8 dereferenceable(8) %12)
          to label %56 unwind label %83

56:                                               ; preds = %54
  %57 = load i64, ptr %7, align 8, !tbaa !17
  %58 = sub nsw i64 %57, 1
  %59 = load i64, ptr %11, align 8, !tbaa !17
  %60 = load i64, ptr %12, align 8, !tbaa !17
  %61 = invoke noundef i64 @_Z5QueryRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef 0, i64 noundef %58, i64 noundef %59, i64 noundef %60, i64 noundef 1)
          to label %62 unwind label %83

62:                                               ; preds = %56
  %63 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %61)
          to label %64 unwind label %83

64:                                               ; preds = %62
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %63, ptr noundef @.str.5)
          to label %66 unwind label %83

66:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br label %48, !llvm.loop !19

67:                                               ; preds = %0
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %5, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr %3) #6
  br label %91

71:                                               ; preds = %34
  %72 = landingpad { ptr, i32 }
          cleanup
  %73 = extractvalue { ptr, i32 } %72, 0
  store ptr %73, ptr %5, align 8
  %74 = extractvalue { ptr, i32 } %72, 1
  store i32 %74, ptr %6, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  br label %90

75:                                               ; preds = %39
  %76 = landingpad { ptr, i32 }
          cleanup
  %77 = extractvalue { ptr, i32 } %76, 0
  store ptr %77, ptr %5, align 8
  %78 = extractvalue { ptr, i32 } %76, 1
  store i32 %78, ptr %6, align 4
  br label %89

79:                                               ; preds = %44, %42
  %80 = landingpad { ptr, i32 }
          cleanup
  %81 = extractvalue { ptr, i32 } %80, 0
  store ptr %81, ptr %5, align 8
  %82 = extractvalue { ptr, i32 } %80, 1
  store i32 %82, ptr %6, align 4
  br label %88

83:                                               ; preds = %64, %62, %56, %54, %52
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %5, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #6
  br label %88

87:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %1) #6
  ret void

88:                                               ; preds = %83, %79
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #6
  br label %89

89:                                               ; preds = %88, %75
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  br label %90

90:                                               ; preds = %89, %71
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  br label %91

91:                                               ; preds = %90, %67
  call void @llvm.lifetime.end.p0(i64 24, ptr %1) #6
  br label %92

92:                                               ; preds = %91
  %93 = load ptr, ptr %5, align 8
  %94 = load i32, ptr %6, align 4
  %95 = insertvalue { ptr, i32 } poison, ptr %93, 0
  %96 = insertvalue { ptr, i32 } %95, i32 %94, 1
  resume { ptr, i32 } %96
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #3 align 2

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2ESt16initializer_listIxERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{i64 0, i64 48, !12}
!12 = !{!10, !10, i64 0}
!13 = !{!14, !9, i64 0}
!14 = !{!"_ZTSSt16initializer_listIxE", !9, i64 0, !15, i64 8}
!15 = !{!"long", !10, i64 0}
!16 = !{!14, !15, i64 8}
!17 = !{!18, !18, i64 0}
!18 = !{!"long long", !10, i64 0}
!19 = distinct !{!19, !20}
!20 = !{!"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::basic_istream" = type { ptr, i64, %"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_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [10 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@stdin = external local_unnamed_addr global ptr, align 8
@.str.3 = external hidden unnamed_addr constant [11 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [2 x i8], align 1
@stdout = external local_unnamed_addr global ptr, align 8
@constinit = external hidden local_unnamed_addr constant [6 x i64], align 8
@.str.5 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9buildTreeRSt6vectorIxSaIxEES2_xxx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, i64 noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_Z5QueryRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, i64 noundef, i64 noundef, i64 noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z10updateNodeRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, i64 noundef, i64 noundef, i64 noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5c_p_cv() local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector", align 8
  %2 = alloca [6 x i64], align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  %9 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %10 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %11 = getelementptr i8, ptr %10, i64 -24
  %12 = load i64, ptr %11, align 8
  %13 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %12
  %14 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %13, ptr noundef null)
  %15 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %16 = getelementptr i8, ptr %15, i64 -24
  %17 = load i64, ptr %16, align 8
  %18 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %17
  %19 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %18, ptr noundef null)
  %20 = load ptr, ptr @stdin, align 8, !tbaa !8
  %21 = tail call ptr @freopen(ptr noundef nonnull @.str, ptr noundef nonnull @.str.2, ptr noundef %20)
  %22 = load ptr, ptr @stdout, align 8, !tbaa !8
  %23 = tail call ptr @freopen(ptr noundef nonnull @.str.3, ptr noundef nonnull @.str.4, ptr noundef %22)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %2) #6
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(48) %2, ptr noundef nonnull align 8 dereferenceable(48) @constinit, i64 48, i1 false), !tbaa.struct !11
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2ESt16initializer_listIxERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr nonnull %2, i64 6, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %24 unwind label %49

24:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #6
  %25 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #6
  %26 = shl nsw i64 %25, 2
  %27 = or disjoint i64 %26, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %27, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %28 unwind label %51

28:                                               ; preds = %24
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  %29 = add nsw i64 %25, -1
  invoke void @_Z9buildTreeRSt6vectorIxSaIxEES2_xxx(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef 0, i64 noundef %29, i64 noundef 1)
          to label %30 unwind label %53

30:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #6
  %31 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %32 unwind label %55

32:                                               ; preds = %30
  invoke void @_Z10updateNodeRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef 0, i64 noundef %29, i64 noundef 1, i64 noundef 3, i64 noundef 10)
          to label %.preheader unwind label %55

.preheader:                                       ; preds = %32
  %33 = load i64, ptr %6, align 8, !tbaa !13
  %34 = add nsw i64 %33, -1
  store i64 %34, ptr %6, align 8, !tbaa !13
  %.not13 = icmp eq i64 %33, 0
  br i1 %.not13, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader, %46
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %36 unwind label %57

36:                                               ; preds = %.lr.ph
  %37 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %35, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %38 unwind label %57

38:                                               ; preds = %36
  %39 = load i64, ptr %7, align 8, !tbaa !13
  %40 = load i64, ptr %8, align 8, !tbaa !13
  %41 = invoke noundef i64 @_Z5QueryRSt6vectorIxSaIxEExxxxx(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef 0, i64 noundef %29, i64 noundef %39, i64 noundef %40, i64 noundef 1)
          to label %42 unwind label %57

42:                                               ; preds = %38
  %43 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %41)
          to label %44 unwind label %57

44:                                               ; preds = %42
  %45 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %43, ptr noundef nonnull @.str.5)
          to label %46 unwind label %57

46:                                               ; preds = %44
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  %47 = load i64, ptr %6, align 8, !tbaa !13
  %48 = add nsw i64 %47, -1
  store i64 %48, ptr %6, align 8, !tbaa !13
  %.not = icmp eq i64 %47, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !15

49:                                               ; preds = %0
  %50 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %2) #6
  br label %62

51:                                               ; preds = %24
  %52 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  br label %61

53:                                               ; preds = %28
  %54 = landingpad { ptr, i32 }
          cleanup
  br label %60

55:                                               ; preds = %32, %30
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %59

57:                                               ; preds = %44, %42, %38, %36, %.lr.ph
  %58 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #6
  br label %59

._crit_edge:                                      ; preds = %46, %.preheader
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #6
  ret void

59:                                               ; preds = %57, %55
  %.pn = phi { ptr, i32 } [ %58, %57 ], [ %56, %55 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #6
  br label %60

60:                                               ; preds = %59, %53
  %.pn.pn = phi { ptr, i32 } [ %.pn, %59 ], [ %54, %53 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %61

61:                                               ; preds = %60, %51
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %60 ], [ %52, %51 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  br label %62

62:                                               ; preds = %61, %49
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %61 ], [ %50, %49 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn.pn.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #3 align 2

declare ptr @freopen(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2ESt16initializer_listIxERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { "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 nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #5 = { 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{i64 0, i64 48, !12}
!12 = !{!10, !10, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"long long", !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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