; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 28. Codechef Problems (Nuttela-Path-Unit)

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

@visited = external dso_local global %"class.std::unordered_map", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

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

; 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 @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(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 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z6dfsXorxxRSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEPxRSt6vectorISB_IxSaIxEESaISD_EE(i64 noundef %0, i64 noundef %1, ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef %3, ptr noundef nonnull align 8 dereferenceable(24) %4) #3 {
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i64 %0, ptr %6, align 8, !tbaa !5
  store i64 %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !9
  store ptr %3, ptr %9, align 8, !tbaa !9
  store ptr %4, ptr %10, align 8, !tbaa !9
  %14 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt13unordered_mapIxbSt4hashIxESt8equal_toIxESaISt4pairIKxbEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) @visited, ptr noundef nonnull align 8 dereferenceable(8) %6)
  store i8 1, ptr %14, align 1, !tbaa !11
  %15 = load ptr, ptr %9, align 8, !tbaa !9
  %16 = load i64, ptr %6, align 8, !tbaa !5
  %17 = getelementptr inbounds i64, ptr %15, i64 %16
  %18 = load i64, ptr %17, align 8, !tbaa !5
  %19 = load i64, ptr %7, align 8, !tbaa !5
  %20 = xor i64 %18, %19
  %21 = load ptr, ptr %8, align 8, !tbaa !9
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %21, ptr noundef nonnull align 8 dereferenceable(8) %6)
  store i64 %20, ptr %22, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %23 = load ptr, ptr %10, align 8, !tbaa !9
  %24 = load i64, ptr %6, align 8, !tbaa !5
  %25 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %23, i64 noundef %24) #4
  %26 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %25) #4
  %27 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %26, ptr %27, align 8
  br label %28

28:                                               ; preds = %54, %5
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  %29 = load ptr, ptr %10, align 8, !tbaa !9
  %30 = load i64, ptr %6, align 8, !tbaa !5
  %31 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %29, i64 noundef %30) #4
  %32 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #4
  %33 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %32, ptr %33, align 8
  %34 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %11, ptr noundef nonnull align 8 dereferenceable(8) %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  br i1 %34, label %36, label %35

35:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %57

36:                                               ; preds = %28
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %38 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt13unordered_mapIxbSt4hashIxESt8equal_toIxESaISt4pairIKxbEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) @visited, ptr noundef nonnull align 8 dereferenceable(8) %37)
  %39 = load i8, ptr %38, align 1, !tbaa !11, !range !13, !noundef !14
  %40 = trunc i8 %39 to i1
  br i1 %40, label %53, label %41

41:                                               ; preds = %36
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  %43 = load i64, ptr %42, align 8, !tbaa !5
  %44 = load ptr, ptr %9, align 8, !tbaa !9
  %45 = load i64, ptr %6, align 8, !tbaa !5
  %46 = getelementptr inbounds i64, ptr %44, i64 %45
  %47 = load i64, ptr %46, align 8, !tbaa !5
  %48 = load i64, ptr %7, align 8, !tbaa !5
  %49 = xor i64 %47, %48
  %50 = load ptr, ptr %8, align 8, !tbaa !9
  %51 = load ptr, ptr %9, align 8, !tbaa !9
  %52 = load ptr, ptr %10, align 8, !tbaa !9
  call void @_Z6dfsXorxxRSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEPxRSt6vectorISB_IxSaIxEESaISD_EE(i64 noundef %43, i64 noundef %49, ptr noundef nonnull align 8 dereferenceable(56) %50, ptr noundef %51, ptr noundef nonnull align 8 dereferenceable(24) %52)
  br label %53

53:                                               ; preds = %41, %36
  br label %54

54:                                               ; preds = %53
  %55 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %11, i32 noundef 0) #4
  %56 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %55, ptr %56, align 8
  br label %28, !llvm.loop !15

57:                                               ; preds = %35
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt13unordered_mapIxbSt4hashIxESt8equal_toIxESaISt4pairIKxbEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(8)) #3 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #0 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = !{!"long long", !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 = !{!12, !12, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = !{i8 0, i8 2}
!14 = !{}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::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 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@visited = external dso_local global %"class.std::unordered_map", align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; 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 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 @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(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 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z6dfsXorxxRSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEPxRSt6vectorISB_IxSaIxEESaISD_EE(i64 noundef %0, i64 noundef %1, ptr noundef nonnull align 8 dereferenceable(56) %2, ptr nocapture noundef readonly %3, ptr noundef nonnull align 8 dereferenceable(24) %4) local_unnamed_addr #3 {
  %6 = alloca i64, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store i64 %0, ptr %6, align 8, !tbaa !5
  %9 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt13unordered_mapIxbSt4hashIxESt8equal_toIxESaISt4pairIKxbEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) @visited, ptr noundef nonnull align 8 dereferenceable(8) %6)
  store i8 1, ptr %9, align 1, !tbaa !9
  %10 = load i64, ptr %6, align 8, !tbaa !5
  %11 = getelementptr inbounds i64, ptr %3, i64 %10
  %12 = load i64, ptr %11, align 8, !tbaa !5
  %13 = xor i64 %12, %1
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef nonnull align 8 dereferenceable(8) %6)
  store i64 %13, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  %15 = load i64, ptr %6, align 8, !tbaa !5
  %16 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %15) #4
  %17 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %16) #4
  store ptr %17, ptr %7, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %18 = load i64, ptr %6, align 8, !tbaa !5
  %19 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %18) #4
  %20 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  store ptr %20, ptr %8, align 8
  %21 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br i1 %21, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %33, %5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  ret void

.lr.ph:                                           ; preds = %5, %33
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt13unordered_mapIxbSt4hashIxESt8equal_toIxESaISt4pairIKxbEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56) @visited, ptr noundef nonnull align 8 dereferenceable(8) %22)
  %24 = load i8, ptr %23, align 1, !tbaa !9, !range !11, !noundef !12
  %25 = trunc nuw i8 %24 to i1
  br i1 %25, label %33, label %26

26:                                               ; preds = %.lr.ph
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %28 = load i64, ptr %27, align 8, !tbaa !5
  %29 = load i64, ptr %6, align 8, !tbaa !5
  %30 = getelementptr inbounds i64, ptr %3, i64 %29
  %31 = load i64, ptr %30, align 8, !tbaa !5
  %32 = xor i64 %31, %1
  call void @_Z6dfsXorxxRSt13unordered_mapIxxSt4hashIxESt8equal_toIxESaISt4pairIKxxEEEPxRSt6vectorISB_IxSaIxEESaISD_EE(i64 noundef %28, i64 noundef %32, ptr noundef nonnull align 8 dereferenceable(56) %2, ptr noundef %3, ptr noundef nonnull align 8 dereferenceable(24) %4)
  br label %33

33:                                               ; preds = %.lr.ph, %26
  %34 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %35 = load i64, ptr %6, align 8, !tbaa !5
  %36 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IxSaIxEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %35) #4
  %37 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %36) #4
  store ptr %37, ptr %8, align 8
  %38 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  br i1 %38, label %.lr.ph, label %._crit_edge, !llvm.loop !13
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt13unordered_mapIxbSt4hashIxESt8equal_toIxESaISt4pairIKxbEEEixERS5_(ptr noundef nonnull align 8 dereferenceable(56), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


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