; LLVM IR from abhisheknaiidu/dsa :: Educative/pattern-sliding-window (longest-substring-with-k-distinct-characters)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"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 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.4 = external hidden unnamed_addr constant [8 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14abhisheknaiiduv() #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::unordered_map", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @_Z14abhisheknaiiduv()
  call void @llvm.lifetime.start.p0(i64 32, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef @.str.4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %17 unwind label %25

17:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  %18 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  %19 = trunc i64 %18 to i32
  store i32 %19, ptr %10, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 56, ptr %11) #6
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 1, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  store i32 0, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 0, ptr %15, align 4, !tbaa !5
  br label %20

20:                                               ; preds = %82, %17
  %21 = load i32, ptr %15, align 4, !tbaa !5
  %22 = load i32, ptr %10, align 4, !tbaa !5
  %23 = icmp slt i32 %21, %22
  br i1 %23, label %29, label %24

24:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  br label %90

25:                                               ; preds = %2
  %26 = landingpad { ptr, i32 }
          cleanup
  %27 = extractvalue { ptr, i32 } %26, 0
  store ptr %27, ptr %8, align 8
  %28 = extractvalue { ptr, i32 } %26, 1
  store i32 %28, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #6
  br label %100

29:                                               ; preds = %20
  %30 = load i32, ptr %15, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  %32 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %31)
          to label %33 unwind label %67

33:                                               ; preds = %29
  %34 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %11, ptr noundef nonnull align 1 dereferenceable(1) %32)
          to label %35 unwind label %67

35:                                               ; preds = %33
  %36 = load i32, ptr %34, align 4, !tbaa !5
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %34, align 4, !tbaa !5
  br label %38

38:                                               ; preds = %71, %35
  %39 = call noundef i64 @_ZNKSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(56) %11) #6
  %40 = load i32, ptr %12, align 4, !tbaa !5
  %41 = sext i32 %40 to i64
  %42 = icmp ugt i64 %39, %41
  br i1 %42, label %43, label %74

43:                                               ; preds = %38
  %44 = load i32, ptr %13, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %45)
          to label %47 unwind label %67

47:                                               ; preds = %43
  %48 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %11, ptr noundef nonnull align 1 dereferenceable(1) %46)
          to label %49 unwind label %67

49:                                               ; preds = %47
  %50 = load i32, ptr %48, align 4, !tbaa !5
  %51 = add nsw i32 %50, -1
  store i32 %51, ptr %48, align 4, !tbaa !5
  %52 = load i32, ptr %13, align 4, !tbaa !5
  %53 = sext i32 %52 to i64
  %54 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %53)
          to label %55 unwind label %67

55:                                               ; preds = %49
  %56 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %11, ptr noundef nonnull align 1 dereferenceable(1) %54)
          to label %57 unwind label %67

57:                                               ; preds = %55
  %58 = load i32, ptr %56, align 4, !tbaa !5
  %59 = icmp eq i32 %58, 0
  br i1 %59, label %60, label %71

60:                                               ; preds = %57
  %61 = load i32, ptr %13, align 4, !tbaa !5
  %62 = sext i32 %61 to i64
  %63 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %6, i64 noundef %62)
          to label %64 unwind label %67

64:                                               ; preds = %60
  %65 = invoke noundef i64 @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5eraseERS5_(ptr noundef nonnull align 8 dereferenceable(56) %11, ptr noundef nonnull align 1 dereferenceable(1) %63)
          to label %66 unwind label %67

66:                                               ; preds = %64
  br label %71

67:                                               ; preds = %64, %60, %55, %49, %47, %43, %33, %29
  %68 = landingpad { ptr, i32 }
          cleanup
  %69 = extractvalue { ptr, i32 } %68, 0
  store ptr %69, ptr %8, align 8
  %70 = extractvalue { ptr, i32 } %68, 1
  store i32 %70, ptr %9, align 4
  br label %89

71:                                               ; preds = %66, %57
  %72 = load i32, ptr %13, align 4, !tbaa !5
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %13, align 4, !tbaa !5
  br label %38, !llvm.loop !11

74:                                               ; preds = %38
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  %75 = load i32, ptr %15, align 4, !tbaa !5
  %76 = load i32, ptr %13, align 4, !tbaa !5
  %77 = sub nsw i32 %75, %76
  %78 = add nsw i32 %77, 1
  store i32 %78, ptr %16, align 4, !tbaa !5
  %79 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %14, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %80 unwind label %85

80:                                               ; preds = %74
  %81 = load i32, ptr %79, align 4, !tbaa !5
  store i32 %81, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  br label %82

82:                                               ; preds = %80
  %83 = load i32, ptr %15, align 4, !tbaa !5
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %15, align 4, !tbaa !5
  br label %20, !llvm.loop !13

85:                                               ; preds = %74
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %8, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  br label %89

89:                                               ; preds = %85, %67
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  br label %99

90:                                               ; preds = %24
  %91 = load i32, ptr %14, align 4, !tbaa !5
  %92 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %91)
          to label %93 unwind label %95

93:                                               ; preds = %90
  store i32 0, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %11) #6
  call void @llvm.lifetime.end.p0(i64 56, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #6
  %94 = load i32, ptr %3, align 4
  ret i32 %94

95:                                               ; preds = %90
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %8, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %9, align 4
  br label %99

99:                                               ; preds = %95, %89
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %11) #6
  call void @llvm.lifetime.end.p0(i64 56, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  br label %100

100:                                              ; preds = %99, %25
  call void @llvm.lifetime.end.p0(i64 32, ptr %6) #6
  br label %101

101:                                              ; preds = %100
  %102 = load ptr, ptr %8, align 8
  %103 = load i32, ptr %9, align 4
  %104 = insertvalue { ptr, i32 } poison, ptr %102, 0
  %105 = insertvalue { ptr, i32 } %104, i32 %103, 1
  resume { ptr, i32 } %105
}

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(56)) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5eraseERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(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 = { 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 #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 = { 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 #5 = { "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 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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_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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"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 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.4 = external hidden unnamed_addr constant [8 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z14abhisheknaiiduv() local_unnamed_addr #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readnone %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::unordered_map", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  tail call void @_Z14abhisheknaiiduv()
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.4, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %8 unwind label %14

8:                                                ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  %9 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %10 = trunc i64 %9 to i32
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %5) #6
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  store i32 0, ptr %6, align 4, !tbaa !5
  %11 = icmp sgt i32 %10, 0
  br i1 %11, label %.lr.ph25.preheader, label %._crit_edge26

.lr.ph25.preheader:                               ; preds = %8
  %wide.trip.count = and i64 %9, 2147483647
  br label %.lr.ph25

._crit_edge26:                                    ; preds = %._crit_edge, %8
  %12 = phi i32 [ 0, %8 ], [ %44, %._crit_edge ]
  %13 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %12)
          to label %45 unwind label %46

14:                                               ; preds = %2
  %15 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #6
  br label %49

.lr.ph25:                                         ; preds = %.lr.ph25.preheader, %._crit_edge
  %indvars.iv28 = phi i64 [ 0, %.lr.ph25.preheader ], [ %indvars.iv.next29, %._crit_edge ]
  %.01322 = phi i32 [ 0, %.lr.ph25.preheader ], [ %.1.lcssa, %._crit_edge ]
  %16 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv28)
  %17 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %5, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %18 unwind label %.loopexit.split-lp

18:                                               ; preds = %.lr.ph25
  %19 = load i32, ptr %17, align 4, !tbaa !5
  %20 = add nsw i32 %19, 1
  store i32 %20, ptr %17, align 4, !tbaa !5
  %21 = call noundef i64 @_ZNKSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(56) %5) #6
  %22 = icmp ugt i64 %21, 1
  br i1 %22, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %18
  %23 = sext i32 %.01322 to i64
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %37
  %indvars.iv = phi i64 [ %23, %.lr.ph.preheader ], [ %indvars.iv.next, %37 ]
  %24 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv)
  %25 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %5, ptr noundef nonnull align 1 dereferenceable(1) %24)
          to label %26 unwind label %.loopexit

26:                                               ; preds = %.lr.ph
  %27 = load i32, ptr %25, align 4, !tbaa !5
  %28 = add nsw i32 %27, -1
  store i32 %28, ptr %25, align 4, !tbaa !5
  %29 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv)
  %30 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %5, ptr noundef nonnull align 1 dereferenceable(1) %29)
          to label %31 unwind label %.loopexit

31:                                               ; preds = %26
  %32 = load i32, ptr %30, align 4, !tbaa !5
  %33 = icmp eq i32 %32, 0
  br i1 %33, label %34, label %37

34:                                               ; preds = %31
  %35 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv)
  %36 = invoke noundef i64 @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5eraseERS5_(ptr noundef nonnull align 8 dereferenceable(56) %5, ptr noundef nonnull align 1 dereferenceable(1) %35)
          to label %37 unwind label %.loopexit

.loopexit:                                        ; preds = %.lr.ph, %26, %34
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %48

.loopexit.split-lp:                               ; preds = %.lr.ph25
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %48

37:                                               ; preds = %34, %31
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %38 = call noundef i64 @_ZNKSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(56) %5) #6
  %39 = icmp ugt i64 %38, 1
  br i1 %39, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !9

._crit_edge.loopexit:                             ; preds = %37
  %40 = trunc nsw i64 %indvars.iv.next to i32
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %18
  %.1.lcssa = phi i32 [ %.01322, %18 ], [ %40, %._crit_edge.loopexit ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  %indvars.iv.next29 = add nuw nsw i64 %indvars.iv28, 1
  %41 = trunc nuw nsw i64 %indvars.iv.next29 to i32
  %42 = sub i32 %41, %.1.lcssa
  store i32 %42, ptr %7, align 4, !tbaa !5
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %44 = load i32, ptr %43, align 4, !tbaa !5
  store i32 %44, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  %exitcond.not = icmp eq i64 %indvars.iv.next29, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge26, label %.lr.ph25, !llvm.loop !11

45:                                               ; preds = %._crit_edge26
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %5) #6
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  ret i32 0

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

48:                                               ; preds = %.loopexit, %.loopexit.split-lp, %46
  %.pn = phi { ptr, i32 } [ %47, %46 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %5) #6
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  br label %49

49:                                               ; preds = %48, %14
  %.pn.pn = phi { ptr, i32 } [ %.pn, %48 ], [ %15, %14 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn.pn
}

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5eraseERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #5

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(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 = { 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 #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 = { 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 #5 = { "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}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass