; LLVM IR from Leet-Us-Code/DSA-A-Z-Practice :: Sid's Levels/Level - 1/Arrays&2DArrays (NonRepeatingElement)

; 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::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }

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

; 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 i64, align 8
  %4 = alloca [100000 x i64], align 16
  %5 = alloca i64, align 8
  %6 = alloca %"class.std::unordered_map", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  %10 = 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)
  br label %11

11:                                               ; preds = %76, %0
  %12 = load i32, ptr %2, align 4, !tbaa !5
  %13 = add nsw i32 %12, -1
  store i32 %13, ptr %2, align 4, !tbaa !5
  %14 = icmp ne i32 %12, 0
  br i1 %14, label %15, label %78

15:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #7
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %3)
  call void @llvm.lifetime.start.p0(i64 800000, ptr %4) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %17

17:                                               ; preds = %25, %15
  %18 = load i64, ptr %5, align 8, !tbaa !9
  %19 = load i64, ptr %3, align 8, !tbaa !9
  %20 = icmp slt i64 %18, %19
  br i1 %20, label %21, label %28

21:                                               ; preds = %17
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = getelementptr inbounds [100000 x i64], ptr %4, i64 0, i64 %22
  %24 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %23)
  br label %25

25:                                               ; preds = %21
  %26 = load i64, ptr %5, align 8, !tbaa !9
  %27 = add nsw i64 %26, 1
  store i64 %27, ptr %5, align 8, !tbaa !9
  br label %17, !llvm.loop !11

28:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 56, ptr %6) #7
  call void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #7
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %29

29:                                               ; preds = %40, %28
  %30 = load i64, ptr %5, align 8, !tbaa !9
  %31 = load i64, ptr %3, align 8, !tbaa !9
  %32 = icmp slt i64 %30, %31
  br i1 %32, label %33, label %47

33:                                               ; preds = %29
  %34 = load i64, ptr %5, align 8, !tbaa !9
  %35 = getelementptr inbounds [100000 x i64], ptr %4, i64 0, i64 %34
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 8 dereferenceable(8) %35)
          to label %37 unwind label %43

37:                                               ; preds = %33
  %38 = load i64, ptr %36, align 8, !tbaa !9
  %39 = add nsw i64 %38, 1
  store i64 %39, ptr %36, align 8, !tbaa !9
  br label %40

40:                                               ; preds = %37
  %41 = load i64, ptr %5, align 8, !tbaa !9
  %42 = add nsw i64 %41, 1
  store i64 %42, ptr %5, align 8, !tbaa !9
  br label %29, !llvm.loop !13

43:                                               ; preds = %33
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %7, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %8, align 4
  br label %77

47:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #7
  store i64 0, ptr %9, align 8, !tbaa !9
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %48

48:                                               ; preds = %68, %47
  %49 = load i64, ptr %5, align 8, !tbaa !9
  %50 = load i64, ptr %3, align 8, !tbaa !9
  %51 = icmp slt i64 %49, %50
  br i1 %51, label %52, label %71

52:                                               ; preds = %48
  %53 = load i64, ptr %5, align 8, !tbaa !9
  %54 = getelementptr inbounds [100000 x i64], ptr %4, i64 0, i64 %53
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 8 dereferenceable(8) %54)
          to label %56 unwind label %63

56:                                               ; preds = %52
  %57 = load i64, ptr %55, align 8, !tbaa !9
  %58 = icmp eq i64 %57, 1
  br i1 %58, label %59, label %67

59:                                               ; preds = %56
  %60 = load i64, ptr %5, align 8, !tbaa !9
  %61 = getelementptr inbounds [100000 x i64], ptr %4, i64 0, i64 %60
  %62 = load i64, ptr %61, align 8, !tbaa !9
  store i64 %62, ptr %9, align 8, !tbaa !9
  br label %71

63:                                               ; preds = %74, %71, %52
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %7, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  br label %77

67:                                               ; preds = %56
  br label %68

68:                                               ; preds = %67
  %69 = load i64, ptr %5, align 8, !tbaa !9
  %70 = add nsw i64 %69, 1
  store i64 %70, ptr %5, align 8, !tbaa !9
  br label %48, !llvm.loop !14

71:                                               ; preds = %59, %48
  %72 = load i64, ptr %9, align 8, !tbaa !9
  %73 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %72)
          to label %74 unwind label %63

74:                                               ; preds = %71
  %75 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %73, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %76 unwind label %63

76:                                               ; preds = %74
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #7
  call void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 800000, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  br label %11, !llvm.loop !15

77:                                               ; preds = %63, %43
  call void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 800000, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %80

78:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %79 = load i32, ptr %1, align 4
  ret i32 %79

80:                                               ; preds = %77
  %81 = load ptr, ptr %7, align 8
  %82 = load i32, ptr %8, align 4
  %83 = insertvalue { ptr, i32 } poison, ptr %81, 0
  %84 = insertvalue { ptr, i32 } %83, i32 %82, 1
  resume { ptr, i32 } %84
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #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)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3 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)) #5

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #6 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 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 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 #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 = { inlinehint 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 #7 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


; 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::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }

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

; 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 i64, align 8
  %3 = alloca [100000 x i64], align 16
  %4 = alloca %"class.std::unordered_map", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  %5 = 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)
  %6 = load i32, ptr %1, align 4, !tbaa !5
  %7 = add nsw i32 %6, -1
  store i32 %7, ptr %1, align 4, !tbaa !5
  %.not25 = icmp eq i32 %6, 0
  br i1 %.not25, label %._crit_edge28, label %.lr.ph27

.lr.ph27:                                         ; preds = %0, %43
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #7
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %2)
  call void @llvm.lifetime.start.p0(i64 800000, ptr nonnull %3) #7
  %9 = load i64, ptr %2, align 8, !tbaa !9
  %10 = icmp sgt i64 %9, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %.lr.ph27, %.lr.ph
  %.01519 = phi i64 [ %13, %.lr.ph ], [ 0, %.lr.ph27 ]
  %11 = getelementptr inbounds [100000 x i64], ptr %3, i64 0, i64 %.01519
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %11)
  %13 = add nuw nsw i64 %.01519, 1
  %14 = load i64, ptr %2, align 8, !tbaa !9
  %15 = icmp slt i64 %13, %14
  br i1 %15, label %.lr.ph, label %._crit_edge, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph, %.lr.ph27
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4) #7
  call void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #7
  %16 = load i64, ptr %2, align 8, !tbaa !9
  %17 = icmp sgt i64 %16, 0
  br i1 %17, label %.lr.ph22, label %.loopexit

.preheader:                                       ; preds = %21
  %18 = icmp sgt i64 %25, 0
  br i1 %18, label %.lr.ph24, label %.loopexit

.lr.ph22:                                         ; preds = %._crit_edge, %21
  %.120 = phi i64 [ %24, %21 ], [ 0, %._crit_edge ]
  %19 = getelementptr inbounds [100000 x i64], ptr %3, i64 0, i64 %.120
  %20 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 8 dereferenceable(8) %19)
          to label %21 unwind label %27

21:                                               ; preds = %.lr.ph22
  %22 = load i64, ptr %20, align 8, !tbaa !9
  %23 = add nsw i64 %22, 1
  store i64 %23, ptr %20, align 8, !tbaa !9
  %24 = add nuw nsw i64 %.120, 1
  %25 = load i64, ptr %2, align 8, !tbaa !9
  %26 = icmp slt i64 %24, %25
  br i1 %26, label %.lr.ph22, label %.preheader, !llvm.loop !13

27:                                               ; preds = %.lr.ph22
  %28 = landingpad { ptr, i32 }
          cleanup
  br label %46

29:                                               ; preds = %35
  %30 = add nuw nsw i64 %.223, 1
  %31 = load i64, ptr %2, align 8, !tbaa !9
  %32 = icmp slt i64 %30, %31
  br i1 %32, label %.lr.ph24, label %.loopexit, !llvm.loop !14

.lr.ph24:                                         ; preds = %.preheader, %29
  %.223 = phi i64 [ %30, %29 ], [ 0, %.preheader ]
  %33 = getelementptr inbounds [100000 x i64], ptr %3, i64 0, i64 %.223
  %34 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 8 dereferenceable(8) %33)
          to label %35 unwind label %.loopexit17

35:                                               ; preds = %.lr.ph24
  %36 = load i64, ptr %34, align 8, !tbaa !9
  %37 = icmp eq i64 %36, 1
  br i1 %37, label %38, label %29

38:                                               ; preds = %35
  %39 = load i64, ptr %33, align 8, !tbaa !9
  br label %.loopexit

.loopexit17:                                      ; preds = %.lr.ph24
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %46

.loopexit.split-lp:                               ; preds = %.loopexit, %41
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %46

.loopexit:                                        ; preds = %29, %._crit_edge, %.preheader, %38
  %.0 = phi i64 [ %39, %38 ], [ 0, %.preheader ], [ 0, %._crit_edge ], [ 0, %29 ]
  %40 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.0)
          to label %41 unwind label %.loopexit.split-lp

41:                                               ; preds = %.loopexit
  %42 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %40, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %43 unwind label %.loopexit.split-lp

43:                                               ; preds = %41
  call void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 800000, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  %44 = load i32, ptr %1, align 4, !tbaa !5
  %45 = add nsw i32 %44, -1
  store i32 %45, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %44, 0
  br i1 %.not, label %._crit_edge28, label %.lr.ph27, !llvm.loop !15

46:                                               ; preds = %.loopexit17, %.loopexit.split-lp, %27
  %.pn = phi { ptr, i32 } [ %28, %27 ], [ %lpad.loopexit, %.loopexit17 ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #7
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 800000, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn

._crit_edge28:                                    ; preds = %43, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  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

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 #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 #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; 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 #3 align 2

; 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 #3 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)) #5

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #6 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 = { "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 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 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 #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 = { inlinehint 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 #7 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


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