; LLVM IR from TheAlgorithms/C-Plus-Plus :: operations_on_datastructures (trie_multiple_search)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.operations_on_datastructures::trie_operations::Tnode" = type { %"class.std::vector", i8, i32 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<operations_on_datastructures::trie_operations::Tnode *, std::allocator<operations_on_datastructures::trie_operations::Tnode *>>::_Vector_impl" }
%"struct.std::_Vector_base<operations_on_datastructures::trie_operations::Tnode *, std::allocator<operations_on_datastructures::trie_operations::Tnode *>>::_Vector_impl" = type { %"struct.std::_Vector_base<operations_on_datastructures::trie_operations::Tnode *, std::allocator<operations_on_datastructures::trie_operations::Tnode *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<operations_on_datastructures::trie_operations::Tnode *, std::allocator<operations_on_datastructures::trie_operations::Tnode *>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(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 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: nounwind willreturn memory(read)
declare i32 @tolower(i32 noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZN28operations_on_datastructures15trie_operations5Tnode14SearchPresenceERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #1 align 2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %13 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  store ptr %13, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %14, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %15 = load ptr, ptr %8, align 8, !tbaa !5
  %16 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %15) #4
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %18 = load ptr, ptr %8, align 8, !tbaa !5
  %19 = call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %18) #4
  %20 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %19, ptr %20, align 8
  br label %21

21:                                               ; preds = %49, %2
  %22 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  br i1 %22, label %24, label %23

23:                                               ; preds = %21
  store i32 2, ptr %11, align 4
  br label %51

24:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  %25 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  store ptr %25, ptr %12, align 8, !tbaa !5
  %26 = load ptr, ptr %12, align 8, !tbaa !5
  %27 = load i8, ptr %26, align 1, !tbaa !11
  %28 = sext i8 %27 to i32
  %29 = call i32 @tolower(i32 noundef %28) #5
  %30 = sub nsw i32 %29, 97
  store i32 %30, ptr %7, align 4, !tbaa !9
  %31 = load ptr, ptr %6, align 8, !tbaa !5
  %32 = getelementptr inbounds %"class.operations_on_datastructures::trie_operations::Tnode", ptr %31, i32 0, i32 0
  %33 = load i32, ptr %7, align 4, !tbaa !9
  %34 = sext i32 %33 to i64
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %32, i64 noundef %34) #4
  %36 = load ptr, ptr %35, align 8, !tbaa !5
  %37 = icmp eq ptr %36, null
  br i1 %37, label %38, label %39

38:                                               ; preds = %24
  store i1 false, ptr %3, align 1
  store i32 1, ptr %11, align 4
  br label %46

39:                                               ; preds = %24
  %40 = load ptr, ptr %6, align 8, !tbaa !5
  %41 = getelementptr inbounds %"class.operations_on_datastructures::trie_operations::Tnode", ptr %40, i32 0, i32 0
  %42 = load i32, ptr %7, align 4, !tbaa !9
  %43 = sext i32 %42 to i64
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %41, i64 noundef %43) #4
  %45 = load ptr, ptr %44, align 8, !tbaa !5
  store ptr %45, ptr %6, align 8, !tbaa !5
  store i32 0, ptr %11, align 4
  br label %46

46:                                               ; preds = %39, %38
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  %47 = load i32, ptr %11, align 4
  switch i32 %47, label %51 [
    i32 0, label %48
  ]

48:                                               ; preds = %46
  br label %49

49:                                               ; preds = %48
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  br label %21

51:                                               ; preds = %46, %23
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  %52 = load i32, ptr %11, align 4
  switch i32 %52, label %64 [
    i32 2, label %53
  ]

53:                                               ; preds = %51
  %54 = load ptr, ptr %6, align 8, !tbaa !5
  %55 = getelementptr inbounds %"class.operations_on_datastructures::trie_operations::Tnode", ptr %54, i32 0, i32 1
  %56 = load i8, ptr %55, align 8, !tbaa !12, !range !19, !noundef !20
  %57 = trunc i8 %56 to i1
  br i1 %57, label %58, label %63

58:                                               ; preds = %53
  %59 = load ptr, ptr %6, align 8, !tbaa !5
  %60 = getelementptr inbounds %"class.operations_on_datastructures::trie_operations::Tnode", ptr %59, i32 0, i32 2
  %61 = load i32, ptr %60, align 4, !tbaa !21
  %62 = add i32 %61, 1
  store i32 %62, ptr %60, align 4, !tbaa !21
  store i1 true, ptr %3, align 1
  store i32 1, ptr %11, align 4
  br label %64

63:                                               ; preds = %53
  store i1 false, ptr %3, align 1
  store i32 1, ptr %11, align 4
  br label %64

64:                                               ; preds = %63, %58, %51
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  %65 = load i1, ptr %3, align 1
  ret i1 %65
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { nounwind willreturn memory(read) "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 }
attributes #5 = { nounwind willreturn memory(read) }

!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 = !{!7, !7, i64 0}
!12 = !{!13, !18, i64 24}
!13 = !{!"_ZTSN28operations_on_datastructures15trie_operations5TnodeE", !14, i64 0, !18, i64 24, !10, i64 28}
!14 = !{!"_ZTSSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE", !15, i64 0}
!15 = !{!"_ZTSSt12_Vector_baseIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE12_Vector_implE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!18 = !{!"bool", !7, i64 0}
!19 = !{i8 0, i8 2}
!20 = !{}
!21 = !{!13, !10, i64 28}


; 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.__gnu_cxx::__normal_iterator" = type { ptr }

; 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 nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(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 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nofree nounwind willreturn memory(read)
declare i32 @tolower(i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZN28operations_on_datastructures15trie_operations5Tnode14SearchPresenceERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #1 align 2 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %5 = tail call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  store ptr %5, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %6 = tail call ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  store ptr %6, ptr %4, align 8
  %7 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %7, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2, %16
  %.01622 = phi ptr [ %18, %16 ], [ %0, %2 ]
  %8 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %9 = load i8, ptr %8, align 1, !tbaa !5
  %10 = sext i8 %9 to i32
  %11 = call i32 @tolower(i32 noundef %10) #5
  %12 = add nsw i32 %11, -97
  %13 = sext i32 %12 to i64
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %.01622, i64 noundef %13) #4
  %15 = load ptr, ptr %14, align 8, !tbaa !8
  %.not = icmp eq ptr %15, null
  br i1 %.not, label %.thread20, label %16

.thread20:                                        ; preds = %.lr.ph
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br label %28

16:                                               ; preds = %.lr.ph
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %.01622, i64 noundef %13) #4
  %18 = load ptr, ptr %17, align 8, !tbaa !8
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %20 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPKcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEbRKNS_17__normal_iteratorIT_T0_EESE_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %20, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %16, %2
  %.016.lcssa = phi ptr [ %0, %2 ], [ %18, %16 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  %21 = getelementptr inbounds i8, ptr %.016.lcssa, i64 24
  %22 = load i8, ptr %21, align 8, !tbaa !10, !range !18, !noundef !19
  %23 = trunc nuw i8 %22 to i1
  br i1 %23, label %24, label %28

24:                                               ; preds = %._crit_edge
  %25 = getelementptr inbounds i8, ptr %.016.lcssa, i64 28
  %26 = load i32, ptr %25, align 4, !tbaa !20
  %27 = add i32 %26, 1
  store i32 %27, ptr %25, align 4, !tbaa !20
  br label %28

28:                                               ; preds = %.thread20, %._crit_edge, %24
  %.3 = phi i1 [ true, %24 ], [ false, %._crit_edge ], [ false, %.thread20 ]
  ret i1 %.3
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { mustprogress nofree nounwind willreturn memory(read) "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 }
attributes #5 = { nounwind willreturn memory(read) }

!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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"any pointer", !6, i64 0}
!10 = !{!11, !16, i64 24}
!11 = !{!"_ZTSN28operations_on_datastructures15trie_operations5TnodeE", !12, i64 0, !16, i64 24, !17, i64 28}
!12 = !{!"_ZTSSt6vectorIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE", !13, i64 0}
!13 = !{!"_ZTSSt12_Vector_baseIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE12_Vector_implE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseIPN28operations_on_datastructures15trie_operations5TnodeESaIS3_EE17_Vector_impl_dataE", !9, i64 0, !9, i64 8, !9, i64 16}
!16 = !{!"bool", !6, i64 0}
!17 = !{!"int", !6, i64 0}
!18 = !{i8 0, i8 2}
!19 = !{}
!20 = !{!11, !17, i64 28}


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