; LLVM IR from Mohammed-Shoaib/Coding-Problems :: CodeChef/Easy (E0074)

; 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::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 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }
%"struct.std::pair" = type { i8, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z20longestCommonPatternNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr noundef %0, ptr noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::unordered_map", align 8
  %7 = alloca %"class.std::unordered_map", align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %14 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %15 = alloca %"struct.std::pair", align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #5
  store i32 0, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 56, ptr %6) #5
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #5
  call void @llvm.lifetime.start.p0(i64 56, ptr %7) #5
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %16

16:                                               ; preds = %31, %2
  %17 = load i32, ptr %8, align 4, !tbaa !9
  %18 = sext i32 %17 to i64
  %19 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  %20 = icmp ult i64 %18, %19
  br i1 %20, label %22, label %21

21:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %38

22:                                               ; preds = %16
  %23 = load i32, ptr %8, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  %25 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %24)
          to label %26 unwind label %34

26:                                               ; preds = %22
  %27 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 1 dereferenceable(1) %25)
          to label %28 unwind label %34

28:                                               ; preds = %26
  %29 = load i32, ptr %27, align 4, !tbaa !9
  %30 = add nsw i32 %29, 1
  store i32 %30, ptr %27, align 4, !tbaa !9
  br label %31

31:                                               ; preds = %28
  %32 = load i32, ptr %8, align 4, !tbaa !9
  %33 = add nsw i32 %32, 1
  store i32 %33, ptr %8, align 4, !tbaa !9
  br label %16, !llvm.loop !11

34:                                               ; preds = %26, %22
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %9, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %94

38:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !9
  br label %39

39:                                               ; preds = %54, %38
  %40 = load i32, ptr %11, align 4, !tbaa !9
  %41 = sext i32 %40 to i64
  %42 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %43 = icmp ult i64 %41, %42
  br i1 %43, label %45, label %44

44:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %61

45:                                               ; preds = %39
  %46 = load i32, ptr %11, align 4, !tbaa !9
  %47 = sext i32 %46 to i64
  %48 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %47)
          to label %49 unwind label %57

49:                                               ; preds = %45
  %50 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 1 dereferenceable(1) %48)
          to label %51 unwind label %57

51:                                               ; preds = %49
  %52 = load i32, ptr %50, align 4, !tbaa !9
  %53 = add nsw i32 %52, 1
  store i32 %53, ptr %50, align 4, !tbaa !9
  br label %54

54:                                               ; preds = %51
  %55 = load i32, ptr %11, align 4, !tbaa !9
  %56 = add nsw i32 %55, 1
  store i32 %56, ptr %11, align 4, !tbaa !9
  br label %39, !llvm.loop !13

57:                                               ; preds = %49, %45
  %58 = landingpad { ptr, i32 }
          cleanup
  %59 = extractvalue { ptr, i32 } %58, 0
  store ptr %59, ptr %9, align 8
  %60 = extractvalue { ptr, i32 } %58, 1
  store i32 %60, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %94

61:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  store ptr %6, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %62 = load ptr, ptr %12, align 8, !tbaa !5
  %63 = call ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56) %62) #5
  %64 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %13, i32 0, i32 0
  %65 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %64, i32 0, i32 0
  store ptr %63, ptr %65, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #5
  %66 = load ptr, ptr %12, align 8, !tbaa !5
  %67 = call ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %66) #5
  %68 = getelementptr inbounds %"struct.std::__detail::_Node_iterator", ptr %14, i32 0, i32 0
  %69 = getelementptr inbounds %"struct.std::__detail::_Node_iterator_base", ptr %68, i32 0, i32 0
  store ptr %67, ptr %69, align 8
  br label %70

70:                                               ; preds = %86, %61
  %71 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %14) #5
  br i1 %71, label %73, label %72

72:                                               ; preds = %70
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %92

73:                                               ; preds = %70
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #5
  %74 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %15, ptr align 4 %74, i64 8, i1 false)
  %75 = getelementptr inbounds %"struct.std::pair", ptr %15, i32 0, i32 0
  %76 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %6, ptr noundef nonnull align 1 dereferenceable(1) %75)
          to label %77 unwind label %88

77:                                               ; preds = %73
  %78 = getelementptr inbounds %"struct.std::pair", ptr %15, i32 0, i32 0
  %79 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %7, ptr noundef nonnull align 1 dereferenceable(1) %78)
          to label %80 unwind label %88

80:                                               ; preds = %77
  %81 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %76, ptr noundef nonnull align 4 dereferenceable(4) %79)
          to label %82 unwind label %88

82:                                               ; preds = %80
  %83 = load i32, ptr %81, align 4, !tbaa !9
  %84 = load i32, ptr %5, align 4, !tbaa !9
  %85 = add nsw i32 %84, %83
  store i32 %85, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  br label %86

86:                                               ; preds = %82
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %13) #5
  br label %70

88:                                               ; preds = %80, %77, %73
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %9, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %94

92:                                               ; preds = %72
  %93 = load i32, ptr %5, align 4, !tbaa !9
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr %7) #5
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  ret i32 %93

94:                                               ; preds = %88, %57, %34
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %7) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr %7) #5
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %6) #5
  call void @llvm.lifetime.end.p0(i64 56, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #5
  br label %95

95:                                               ; preds = %94
  %96 = load ptr, ptr %9, align 8
  %97 = load i32, ptr %10, align 4
  %98 = insertvalue { ptr, i32 } poison, ptr %96, 0
  %99 = insertvalue { ptr, i32 } %98, i32 %97, 1
  resume { ptr, i32 } %99
}

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

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 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) #2 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 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) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; 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

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !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::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 }
%"struct.std::__detail::_Node_iterator" = type { %"struct.std::__detail::_Node_iterator_base" }
%"struct.std::__detail::_Node_iterator_base" = type { ptr }
%"struct.std::pair" = type { i8, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z20longestCommonPatternNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::unordered_map", align 8
  %4 = alloca %"class.std::unordered_map", align 8
  %5 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %6 = alloca %"struct.std::__detail::_Node_iterator", align 8
  %7 = alloca %"struct.std::pair", align 8
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %3) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  call void @llvm.lifetime.start.p0(i64 56, ptr nonnull %4) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  %8 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %.not = icmp eq i64 %8, 0
  br i1 %.not, label %.preheader, label %.lr.ph

.preheader:                                       ; preds = %12, %2
  %9 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %.not26 = icmp eq i64 %9, 0
  br i1 %.not26, label %._crit_edge, label %.lr.ph21

.lr.ph:                                           ; preds = %2, %12
  %indvars.iv = phi i64 [ %indvars.iv.next, %12 ], [ 0, %2 ]
  %10 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %indvars.iv)
  %11 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %12 unwind label %17

12:                                               ; preds = %.lr.ph
  %13 = load i32, ptr %11, align 4, !tbaa !5
  %14 = add nsw i32 %13, 1
  store i32 %14, ptr %11, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %15 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %16 = icmp ugt i64 %15, %indvars.iv.next
  br i1 %16, label %.lr.ph, label %.preheader, !llvm.loop !9

17:                                               ; preds = %.lr.ph
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %44

._crit_edge:                                      ; preds = %24, %.preheader
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %19 = call ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  store ptr %19, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %20 = call ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  store ptr %20, ptr %6, align 8
  %21 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %21, label %.lr.ph24, label %._crit_edge25

.lr.ph21:                                         ; preds = %.preheader, %24
  %indvars.iv28 = phi i64 [ %indvars.iv.next29, %24 ], [ 0, %.preheader ]
  %22 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv28)
  %23 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %24 unwind label %29

24:                                               ; preds = %.lr.ph21
  %25 = load i32, ptr %23, align 4, !tbaa !5
  %26 = add nsw i32 %25, 1
  store i32 %26, ptr %23, align 4, !tbaa !5
  %indvars.iv.next29 = add nuw nsw i64 %indvars.iv28, 1
  %27 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %28 = icmp ugt i64 %27, %indvars.iv.next29
  br i1 %28, label %.lr.ph21, label %._crit_edge, !llvm.loop !11

29:                                               ; preds = %.lr.ph21
  %30 = landingpad { ptr, i32 }
          cleanup
  br label %44

._crit_edge25:                                    ; preds = %36, %._crit_edge
  %.0.lcssa = phi i32 [ 0, %._crit_edge ], [ %39, %36 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %4) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #4
  ret i32 %.0.lcssa

.lr.ph24:                                         ; preds = %._crit_edge, %36
  %.022 = phi i32 [ %39, %36 ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %31 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %32 = load i64, ptr %31, align 4
  store i64 %32, ptr %7, align 8
  %33 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %3, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %34 unwind label %42

34:                                               ; preds = %.lr.ph24
  %35 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %36 unwind label %42

36:                                               ; preds = %34
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %33, ptr noundef nonnull align 4 dereferenceable(4) %35)
  %38 = load i32, ptr %37, align 4, !tbaa !5
  %39 = add nsw i32 %38, %.022
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %41 = call noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br i1 %41, label %.lr.ph24, label %._crit_edge25

42:                                               ; preds = %34, %.lr.ph24
  %43 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br label %44

44:                                               ; preds = %42, %29, %17
  %.pn = phi { ptr, i32 } [ %18, %17 ], [ %30, %29 ], [ %43, %42 ]
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %4) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %4) #4
  call void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56) %3) #4
  call void @llvm.lifetime.end.p0(i64 56, ptr nonnull %3) #4
  resume { ptr, i32 } %.pn
}

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

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6lengthEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 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 #2 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEE3endEv(ptr noundef nonnull align 8 dereferenceable(56)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNSt8__detailneERKNS_19_Node_iterator_baseISt4pairIKciELb0EEES6_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNKSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt8__detail14_Node_iteratorISt4pairIKciELb0ELb0EEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt13unordered_mapIciSt4hashIcESt8equal_toIcESaISt4pairIKciEEED2Ev(ptr noundef nonnull align 8 dereferenceable(56)) 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 #4 = { 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,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass