; LLVM IR from ravireddy07/cpp-book :: src/Code-Chef/JAN2021-Long/CURMAT.ll (Z5solveP4Nodeii)

; 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::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.0", %"struct.std::_Head_base.3" }
%"struct.std::_Tuple_impl.0" = type { %"struct.std::_Tuple_impl.1", %"struct.std::_Head_base.2" }
%"struct.std::_Tuple_impl.1" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i32 }
%"struct.std::_Head_base.2" = type { i32 }
%"struct.std::_Head_base.3" = type { i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::reverse_iterator" = type { %"class.__gnu_cxx::__normal_iterator" }
%struct.Node = type { %"class.std::vector", [2 x ptr] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@pow_of_p = external dso_local global [200000 x i32], align 16
@vec = external dso_local global [100000 x %"class.std::tuple"], align 16
@ans = external dso_local global [100000 x i32], align 16
@cnt_of_components = external dso_local global i32, align 4
@cnt_of_bad_edges = external dso_local global i32, align 4

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5mergeiii(i32 noundef, i32 noundef, i32 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5splitv() #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveP4Nodeii(ptr noundef %0, i32 noundef %1, i32 noundef %2) #1 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::reverse_iterator", align 8
  %13 = alloca %"class.std::reverse_iterator", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  store i32 %2, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.Node, ptr %14, i32 0, i32 0
  %16 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  br label %18

18:                                               ; preds = %40, %3
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.Node, ptr %19, i32 0, i32 0
  %21 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %20) #5
  %22 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %21, ptr %22, align 8
  %23 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br i1 %23, label %25, label %24

24:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %42

25:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  %27 = load i32, ptr %26, align 4, !tbaa !9
  store i32 %27, ptr %9, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %28 = load i32, ptr %9, align 4, !tbaa !9
  %29 = sext i32 %28 to i64
  %30 = getelementptr inbounds [100000 x %"class.std::tuple"], ptr @vec, i64 0, i64 %29
  store ptr %30, ptr %10, align 8, !tbaa !5
  %31 = load ptr, ptr %10, align 8, !tbaa !5
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %31) #5
  %33 = load i32, ptr %32, align 4, !tbaa !9
  %34 = load ptr, ptr %10, align 8, !tbaa !5
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %34) #5
  %36 = load i32, ptr %35, align 4, !tbaa !9
  %37 = load ptr, ptr %10, align 8, !tbaa !5
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %37) #5
  %39 = load i32, ptr %38, align 4, !tbaa !9
  call void @_Z5mergeiii(i32 noundef %33, i32 noundef %36, i32 noundef %39)
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  br label %40

40:                                               ; preds = %25
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br label %18, !llvm.loop !11

42:                                               ; preds = %24
  %43 = load i32, ptr %5, align 4, !tbaa !9
  %44 = add nsw i32 %43, 1
  %45 = load i32, ptr %6, align 4, !tbaa !9
  %46 = icmp slt i32 %44, %45
  br i1 %46, label %47, label %64

47:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  %48 = load i32, ptr %5, align 4, !tbaa !9
  %49 = load i32, ptr %6, align 4, !tbaa !9
  %50 = add nsw i32 %48, %49
  %51 = ashr i32 %50, 1
  store i32 %51, ptr %11, align 4, !tbaa !9
  %52 = load ptr, ptr %4, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.Node, ptr %52, i32 0, i32 1
  %54 = getelementptr inbounds [2 x ptr], ptr %53, i64 0, i64 0
  %55 = load ptr, ptr %54, align 8, !tbaa !5
  %56 = load i32, ptr %5, align 4, !tbaa !9
  %57 = load i32, ptr %11, align 4, !tbaa !9
  call void @_Z5solveP4Nodeii(ptr noundef %55, i32 noundef %56, i32 noundef %57)
  %58 = load ptr, ptr %4, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.Node, ptr %58, i32 0, i32 1
  %60 = getelementptr inbounds [2 x ptr], ptr %59, i64 0, i64 1
  %61 = load ptr, ptr %60, align 8, !tbaa !5
  %62 = load i32, ptr %11, align 4, !tbaa !9
  %63 = load i32, ptr %6, align 4, !tbaa !9
  call void @_Z5solveP4Nodeii(ptr noundef %61, i32 noundef %62, i32 noundef %63)
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %79

64:                                               ; preds = %42
  %65 = load i32, ptr @cnt_of_bad_edges, align 4, !tbaa !9
  %66 = icmp sgt i32 %65, 0
  br i1 %66, label %67, label %68

67:                                               ; preds = %64
  br label %74

68:                                               ; preds = %64
  %69 = load i32, ptr @cnt_of_components, align 4, !tbaa !9
  %70 = sub nsw i32 %69, 1
  %71 = sext i32 %70 to i64
  %72 = getelementptr inbounds [200000 x i32], ptr @pow_of_p, i64 0, i64 %71
  %73 = load i32, ptr %72, align 4, !tbaa !9
  br label %74

74:                                               ; preds = %68, %67
  %75 = phi i32 [ 0, %67 ], [ %73, %68 ]
  %76 = load i32, ptr %5, align 4, !tbaa !9
  %77 = sext i32 %76 to i64
  %78 = getelementptr inbounds [100000 x i32], ptr @ans, i64 0, i64 %77
  store i32 %75, ptr %78, align 4, !tbaa !9
  br label %79

79:                                               ; preds = %74, %47
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %80 = load ptr, ptr %4, align 8, !tbaa !5
  %81 = getelementptr inbounds %struct.Node, ptr %80, i32 0, i32 0
  call void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind writable sret(%"class.std::reverse_iterator") align 8 %12, ptr noundef nonnull align 8 dereferenceable(24) %81) #5
  br label %82

82:                                               ; preds = %88, %79
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %83 = load ptr, ptr %4, align 8, !tbaa !5
  %84 = getelementptr inbounds %struct.Node, ptr %83, i32 0, i32 0
  call void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind writable sret(%"class.std::reverse_iterator") align 8 %13, ptr noundef nonnull align 8 dereferenceable(24) %84) #5
  %85 = call noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef nonnull align 8 dereferenceable(8) %13)
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br i1 %85, label %87, label %86

86:                                               ; preds = %82
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  br label %90

87:                                               ; preds = %82
  call void @_Z5splitv()
  br label %88

88:                                               ; preds = %87
  %89 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %12)
  br label %82, !llvm.loop !13

90:                                               ; preds = %86
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { inlinehint 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 #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::tuple" = type { %"struct.std::_Tuple_impl" }
%"struct.std::_Tuple_impl" = type { %"struct.std::_Tuple_impl.0", %"struct.std::_Head_base.3" }
%"struct.std::_Tuple_impl.0" = type { %"struct.std::_Tuple_impl.1", %"struct.std::_Head_base.2" }
%"struct.std::_Tuple_impl.1" = type { %"struct.std::_Head_base" }
%"struct.std::_Head_base" = type { i32 }
%"struct.std::_Head_base.2" = type { i32 }
%"struct.std::_Head_base.3" = type { i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::reverse_iterator" = type { %"class.__gnu_cxx::__normal_iterator" }

@pow_of_p = external dso_local local_unnamed_addr global [200000 x i32], align 16
@vec = external dso_local global [100000 x %"class.std::tuple"], align 16
@ans = external dso_local local_unnamed_addr global [100000 x i32], align 16
@cnt_of_components = external dso_local local_unnamed_addr global i32, align 4
@cnt_of_bad_edges = external dso_local local_unnamed_addr global i32, align 4

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5mergeiii(i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z5splitv() local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveP4Nodeii(ptr noundef nonnull %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 {
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.std::reverse_iterator", align 8
  %7 = alloca %"class.std::reverse_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %8 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %8, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %9 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %9, ptr %5, align 8
  %10 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  %11 = add nsw i32 %1, 1
  %12 = icmp slt i32 %11, %2
  br i1 %12, label %26, label %33

.lr.ph:                                           ; preds = %3, %.lr.ph
  %13 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  %14 = load i32, ptr %13, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [100000 x %"class.std::tuple"], ptr @vec, i64 0, i64 %15
  %17 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %16) #5
  %18 = load i32, ptr %17, align 4, !tbaa !5
  %19 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %16) #5
  %20 = load i32, ptr %19, align 4, !tbaa !5
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12) %16) #5
  %22 = load i32, ptr %21, align 4, !tbaa !5
  call void @_Z5mergeiii(i32 noundef %18, i32 noundef %20, i32 noundef %22)
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #5
  %24 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %24, ptr %5, align 8
  %25 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #5
  br i1 %25, label %.lr.ph, label %._crit_edge, !llvm.loop !9

26:                                               ; preds = %._crit_edge
  %27 = add nsw i32 %2, %1
  %28 = ashr i32 %27, 1
  %29 = getelementptr inbounds i8, ptr %0, i64 24
  %30 = load ptr, ptr %29, align 8, !tbaa !11
  call void @_Z5solveP4Nodeii(ptr noundef %30, i32 noundef %1, i32 noundef %28)
  %31 = getelementptr inbounds i8, ptr %0, i64 32
  %32 = load ptr, ptr %31, align 8, !tbaa !11
  call void @_Z5solveP4Nodeii(ptr noundef %32, i32 noundef %28, i32 noundef %2)
  br label %46

33:                                               ; preds = %._crit_edge
  %34 = load i32, ptr @cnt_of_bad_edges, align 4, !tbaa !5
  %35 = icmp sgt i32 %34, 0
  br i1 %35, label %42, label %36

36:                                               ; preds = %33
  %37 = load i32, ptr @cnt_of_components, align 4, !tbaa !5
  %38 = add nsw i32 %37, -1
  %39 = sext i32 %38 to i64
  %40 = getelementptr inbounds [200000 x i32], ptr @pow_of_p, i64 0, i64 %39
  %41 = load i32, ptr %40, align 4, !tbaa !5
  br label %42

42:                                               ; preds = %33, %36
  %43 = phi i32 [ %41, %36 ], [ 0, %33 ]
  %44 = sext i32 %1 to i64
  %45 = getelementptr inbounds [100000 x i32], ptr @ans, i64 0, i64 %44
  store i32 %43, ptr %45, align 4, !tbaa !5
  br label %46

46:                                               ; preds = %42, %26
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  call void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %6, ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  call void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %7, ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %47 = call noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br i1 %47, label %.lr.ph19, label %._crit_edge20

._crit_edge20:                                    ; preds = %.lr.ph19, %46
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  ret void

.lr.ph19:                                         ; preds = %46, %.lr.ph19
  call void @_Z5splitv()
  %48 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  call void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind nonnull writable sret(%"class.std::reverse_iterator") align 8 %7, ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  %49 = call noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  br i1 %49, label %.lr.ph19, label %._crit_edge20, !llvm.loop !13
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm0EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm1EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3getILm2EJiiiEERNSt13tuple_elementIXT_ESt5tupleIJDpT0_EEE4typeERS4_(ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE6rbeginEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZStneIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEbRKSt16reverse_iteratorIT_ESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE4rendEv(ptr dead_on_unwind noalias writable sret(%"class.std::reverse_iterator") align 8, ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt16reverse_iteratorIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

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


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