; LLVM IR from Chasmiccoder/Algos-for-Amigos :: Computer-Science/1-DSA-Fundamentals/3-Graphs (p02_is_graph_a_tree)

; 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::vector.0" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"class.std::allocator.9" = type { i8 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::_Bit_reference" = type { ptr, i64 }

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z11check_cycleSt6vectorIS_IiSaIiEESaIS1_EEiRS_IbSaIbEEi(ptr noundef, i32 noundef, ptr noundef nonnull align 8 dereferenceable(40), i32 noundef) #0

; 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 noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z7is_treeSt6vectorIS_IiSaIiEESaIS1_EEi(ptr noundef %0, i32 noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector.0", align 8
  %7 = alloca %"class.std::allocator.9", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca %"struct.std::_Bit_iterator", align 8
  %14 = alloca { ptr, i32 }, align 8
  %15 = alloca %"struct.std::_Bit_iterator", align 8
  %16 = alloca { ptr, i32 }, align 8
  %17 = alloca %"struct.std::_Bit_reference", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 40, ptr %6) #4
  %18 = load i32, ptr %5, align 4, !tbaa !9
  %19 = sext i32 %18 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #4
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %19, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %20 unwind label %26

20:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #4
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %10, ptr noundef nonnull align 8 dereferenceable(24) %0)
          to label %21 unwind label %30

21:                                               ; preds = %20
  %22 = invoke noundef zeroext i1 @_Z11check_cycleSt6vectorIS_IiSaIiEESaIS1_EEiRS_IbSaIbEEi(ptr noundef %10, i32 noundef 0, ptr noundef nonnull align 8 dereferenceable(40) %6, i32 noundef -1)
          to label %23 unwind label %34

23:                                               ; preds = %21
  %24 = xor i1 %22, true
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #4
  br i1 %24, label %25, label %38

25:                                               ; preds = %23
  store i1 false, ptr %3, align 1
  store i32 1, ptr %11, align 4
  br label %75

26:                                               ; preds = %2
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %8, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #4
  br label %78

30:                                               ; preds = %20
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %8, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, ptr %9, align 4
  br label %77

34:                                               ; preds = %21
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %8, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %9, align 4
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #4
  br label %77

38:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  store ptr %6, ptr %12, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #4
  %39 = load ptr, ptr %12, align 8, !tbaa !5
  %40 = call { ptr, i32 } @_ZNSt6vectorIbSaIbEE5beginEv(ptr noundef nonnull align 8 dereferenceable(40) %39) #4
  store { ptr, i32 } %40, ptr %14, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %13, ptr align 8 %14, i64 12, i1 false)
  call void @llvm.lifetime.start.p0(i64 16, ptr %15) #4
  %41 = load ptr, ptr %12, align 8, !tbaa !5
  %42 = call { ptr, i32 } @_ZNSt6vectorIbSaIbEE3endEv(ptr noundef nonnull align 8 dereferenceable(40) %41) #4
  store { ptr, i32 } %42, ptr %16, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %15, ptr align 8 %16, i64 12, i1 false)
  br label %43

43:                                               ; preds = %70, %38
  %44 = invoke noundef zeroext i1 @_ZStneRKSt18_Bit_iterator_baseS1_(ptr noundef nonnull align 8 dereferenceable(12) %13, ptr noundef nonnull align 8 dereferenceable(12) %15)
          to label %45 unwind label %47

45:                                               ; preds = %43
  br i1 %44, label %51, label %46

46:                                               ; preds = %45
  store i32 2, ptr %11, align 4
  br label %71

47:                                               ; preds = %68, %43
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %8, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %9, align 4
  br label %73

51:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 16, ptr %17) #4
  %52 = invoke { ptr, i64 } @_ZNKSt13_Bit_iteratordeEv(ptr noundef nonnull align 8 dereferenceable(12) %13)
          to label %53 unwind label %60

53:                                               ; preds = %51
  %54 = getelementptr inbounds { ptr, i64 }, ptr %17, i32 0, i32 0
  %55 = extractvalue { ptr, i64 } %52, 0
  store ptr %55, ptr %54, align 8
  %56 = getelementptr inbounds { ptr, i64 }, ptr %17, i32 0, i32 1
  %57 = extractvalue { ptr, i64 } %52, 1
  store i64 %57, ptr %56, align 8
  %58 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %17) #4
  br i1 %58, label %64, label %59

59:                                               ; preds = %53
  store i1 false, ptr %3, align 1
  store i32 1, ptr %11, align 4
  br label %65

60:                                               ; preds = %51
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %8, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #4
  br label %73

64:                                               ; preds = %53
  store i32 0, ptr %11, align 4
  br label %65

65:                                               ; preds = %64, %59
  call void @llvm.lifetime.end.p0(i64 16, ptr %17) #4
  %66 = load i32, ptr %11, align 4
  switch i32 %66, label %71 [
    i32 0, label %67
  ]

67:                                               ; preds = %65
  br label %68

68:                                               ; preds = %67
  %69 = invoke noundef nonnull align 8 dereferenceable(12) ptr @_ZNSt13_Bit_iteratorppEv(ptr noundef nonnull align 8 dereferenceable(12) %13)
          to label %70 unwind label %47

70:                                               ; preds = %68
  br label %43

71:                                               ; preds = %65, %46
  call void @llvm.lifetime.end.p0(i64 16, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  %72 = load i32, ptr %11, align 4
  switch i32 %72, label %75 [
    i32 2, label %74
  ]

73:                                               ; preds = %60, %47
  call void @llvm.lifetime.end.p0(i64 16, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  br label %77

74:                                               ; preds = %71
  store i1 true, ptr %3, align 1
  store i32 1, ptr %11, align 4
  br label %75

75:                                               ; preds = %74, %71, %25
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #4
  %76 = load i1, ptr %3, align 1
  ret i1 %76

77:                                               ; preds = %73, %34, %30
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #4
  br label %78

78:                                               ; preds = %77, %26
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #4
  br label %79

79:                                               ; preds = %78
  %80 = load ptr, ptr %8, align 8
  %81 = load i32, ptr %9, align 4
  %82 = insertvalue { ptr, i32 } poison, ptr %80, 0
  %83 = insertvalue { ptr, i32 } %82, i32 %81, 1
  resume { ptr, i32 } %83
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, i32 } @_ZNSt6vectorIbSaIbEE5beginEv(ptr noundef nonnull align 8 dereferenceable(40)) #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: mustprogress nounwind uwtable
declare dso_local { ptr, i32 } @_ZNSt6vectorIbSaIbEE3endEv(ptr noundef nonnull align 8 dereferenceable(40)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt18_Bit_iterator_baseS1_(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(12)) #0

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i64 } @_ZNKSt13_Bit_iteratordeEv(ptr noundef nonnull align 8 dereferenceable(12)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(12) ptr @_ZNSt13_Bit_iteratorppEv(ptr noundef nonnull align 8 dereferenceable(12)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #2 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 = { 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}


; 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::vector.0" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"class.std::allocator.9" = type { i8 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::_Bit_reference" = type { ptr, i64 }

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z11check_cycleSt6vectorIS_IiSaIiEESaIS1_EEiRS_IbSaIbEEi(ptr noundef, i32 noundef, ptr noundef nonnull align 8 dereferenceable(40), i32 noundef) local_unnamed_addr #0

; 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 noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z7is_treeSt6vectorIS_IiSaIiEESaIS1_EEi(ptr noundef %0, i32 noundef %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca %"class.std::allocator.9", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"struct.std::_Bit_iterator", align 8
  %7 = alloca %"struct.std::_Bit_iterator", align 8
  %8 = alloca %"struct.std::_Bit_reference", align 8
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #3
  %9 = sext i32 %1 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #3
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %9, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %10 unwind label %14

10:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(24) %0)
          to label %11 unwind label %16

11:                                               ; preds = %10
  %12 = invoke noundef zeroext i1 @_Z11check_cycleSt6vectorIS_IiSaIiEESaIS1_EEiRS_IbSaIbEEi(ptr noundef nonnull %5, i32 noundef 0, ptr noundef nonnull align 8 dereferenceable(40) %3, i32 noundef -1)
          to label %13 unwind label %18

13:                                               ; preds = %11
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  br i1 %12, label %20, label %41

14:                                               ; preds = %2
  %15 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  br label %43

16:                                               ; preds = %10
  %17 = landingpad { ptr, i32 }
          cleanup
  br label %42

18:                                               ; preds = %11
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  br label %42

20:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #3
  %21 = call { ptr, i32 } @_ZNSt6vectorIbSaIbEE5beginEv(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  %.fca.0.extract2 = extractvalue { ptr, i32 } %21, 0
  %.fca.1.extract3 = extractvalue { ptr, i32 } %21, 1
  store ptr %.fca.0.extract2, ptr %6, align 8
  %.sroa.25.0..sroa_idx = getelementptr inbounds i8, ptr %6, i64 8
  store i32 %.fca.1.extract3, ptr %.sroa.25.0..sroa_idx, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %7) #3
  %22 = call { ptr, i32 } @_ZNSt6vectorIbSaIbEE3endEv(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  %.fca.0.extract = extractvalue { ptr, i32 } %22, 0
  %.fca.1.extract = extractvalue { ptr, i32 } %22, 1
  store ptr %.fca.0.extract, ptr %7, align 8
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %7, i64 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  %23 = getelementptr inbounds i8, ptr %8, i64 8
  br label %24

24:                                               ; preds = %37, %20
  %25 = invoke noundef zeroext i1 @_ZStneRKSt18_Bit_iterator_baseS1_(ptr noundef nonnull align 8 dereferenceable(12) %6, ptr noundef nonnull align 8 dereferenceable(12) %7)
          to label %26 unwind label %27

26:                                               ; preds = %24
  br i1 %25, label %29, label %39

27:                                               ; preds = %37, %24
  %28 = landingpad { ptr, i32 }
          cleanup
  br label %40

29:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #3
  %30 = invoke { ptr, i64 } @_ZNKSt13_Bit_iteratordeEv(ptr noundef nonnull align 8 dereferenceable(12) %6)
          to label %31 unwind label %35

31:                                               ; preds = %29
  %32 = extractvalue { ptr, i64 } %30, 0
  store ptr %32, ptr %8, align 8
  %33 = extractvalue { ptr, i64 } %30, 1
  store i64 %33, ptr %23, align 8
  %34 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %8) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #3
  br i1 %34, label %37, label %39

35:                                               ; preds = %29
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #3
  br label %40

37:                                               ; preds = %31
  %38 = invoke noundef nonnull align 8 dereferenceable(12) ptr @_ZNSt13_Bit_iteratorppEv(ptr noundef nonnull align 8 dereferenceable(12) %6)
          to label %24 unwind label %27

39:                                               ; preds = %26, %31
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  %not. = xor i1 %25, true
  br label %41

40:                                               ; preds = %35, %27
  %.pn = phi { ptr, i32 } [ %28, %27 ], [ %36, %35 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  br label %42

41:                                               ; preds = %39, %13
  %.3 = phi i1 [ false, %13 ], [ %not., %39 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  ret i1 %.3

42:                                               ; preds = %40, %18, %16
  %.pn.pn = phi { ptr, i32 } [ %.pn, %40 ], [ %19, %18 ], [ %17, %16 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  br label %43

43:                                               ; preds = %42, %14
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %42 ], [ %15, %14 ]
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, i32 } @_ZNSt6vectorIbSaIbEE5beginEv(ptr noundef nonnull align 8 dereferenceable(40)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local { ptr, i32 } @_ZNSt6vectorIbSaIbEE3endEv(ptr noundef nonnull align 8 dereferenceable(40)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt18_Bit_iterator_baseS1_(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i64 } @_ZNKSt13_Bit_iteratordeEv(ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(12) ptr @_ZNSt13_Bit_iteratorppEv(ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #2 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 = { 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)"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,LCSSAPass,LICMPass,LoopUnrollPass,SROAPass,SimplifyCFGPass