; LLVM IR from bqi343/cp-notebook :: Contests/USACO Solutions/2010-11/bottleneck.ll (Z3dfsi)

; 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.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.state = type { %"struct.std::pair", %"class.std::priority_queue" }
%"struct.std::pair" = type { i64, i64 }
%"class.std::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::pair.8" = type { i32, i32 }

@num = external dso_local global [100001 x i64], align 16
@child = external dso_local global [100001 x %"class.std::vector.3"], align 16
@cur = external dso_local global [100001 x %struct.state], align 16

; 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 @_Z2ADR5stateS0_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(48)) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsi(i32 noundef %0) #1 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca ptr, align 8
  store i32 %0, ptr %2, align 4, !tbaa !5
  %7 = load i32, ptr %2, align 4, !tbaa !5
  %8 = sext i32 %7 to i64
  %9 = getelementptr inbounds [100001 x i64], ptr @num, i64 0, i64 %8
  %10 = load i64, ptr %9, align 8, !tbaa !9
  %11 = load i32, ptr %2, align 4, !tbaa !5
  %12 = sext i32 %11 to i64
  %13 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %12
  %14 = getelementptr inbounds %struct.state, ptr %13, i32 0, i32 0
  %15 = getelementptr inbounds %"struct.std::pair", ptr %14, i32 0, i32 1
  store i64 %10, ptr %15, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %16 = load i32, ptr %2, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = getelementptr inbounds [100001 x %"class.std::vector.3"], ptr @child, i64 0, i64 %17
  store ptr %18, ptr %3, align 8, !tbaa !21
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %19 = load ptr, ptr %3, align 8, !tbaa !21
  %20 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #4
  %21 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %4, i32 0, i32 0
  store ptr %20, ptr %21, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %22 = load ptr, ptr %3, align 8, !tbaa !21
  %23 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %22) #4
  %24 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %5, i32 0, i32 0
  store ptr %23, ptr %24, align 8
  br label %25

25:                                               ; preds = %49, %1
  %26 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  br i1 %26, label %28, label %27

27:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  br label %51

28:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %29 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  store ptr %29, ptr %6, align 8, !tbaa !21
  %30 = load ptr, ptr %6, align 8, !tbaa !21
  %31 = getelementptr inbounds %"struct.std::pair.8", ptr %30, i32 0, i32 0
  %32 = load i32, ptr %31, align 4, !tbaa !22
  call void @_Z3dfsi(i32 noundef %32)
  %33 = load ptr, ptr %6, align 8, !tbaa !21
  %34 = getelementptr inbounds %"struct.std::pair.8", ptr %33, i32 0, i32 0
  %35 = load i32, ptr %34, align 4, !tbaa !22
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %36
  %38 = load ptr, ptr %6, align 8, !tbaa !21
  %39 = getelementptr inbounds %"struct.std::pair.8", ptr %38, i32 0, i32 1
  %40 = load i32, ptr %39, align 4, !tbaa !24
  call void @_ZN5state3cutEi(ptr noundef nonnull align 8 dereferenceable(48) %37, i32 noundef %40)
  %41 = load i32, ptr %2, align 4, !tbaa !5
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %42
  %44 = load ptr, ptr %6, align 8, !tbaa !21
  %45 = getelementptr inbounds %"struct.std::pair.8", ptr %44, i32 0, i32 0
  %46 = load i32, ptr %45, align 4, !tbaa !22
  %47 = sext i32 %46 to i64
  %48 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %47
  call void @_Z2ADR5stateS0_(ptr noundef nonnull align 8 dereferenceable(48) %43, ptr noundef nonnull align 8 dereferenceable(48) %48)
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %49

49:                                               ; preds = %28
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br label %25

51:                                               ; preds = %27
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5state3cutEi(ptr noundef nonnull align 8 dereferenceable(48), i32 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(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 = { 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 = !{!10, !10, i64 0}
!10 = !{!"long long", !7, i64 0}
!11 = !{!12, !10, i64 8}
!12 = !{!"_ZTS5state", !13, i64 0, !14, i64 16}
!13 = !{!"_ZTSSt4pairIxxE", !10, i64 0, !10, i64 8}
!14 = !{!"_ZTSSt14priority_queueISt4pairIxxESt6vectorIS1_SaIS1_EESt7greaterIS1_EE", !15, i64 0, !20, i64 24}
!15 = !{!"_ZTSSt6vectorISt4pairIxxESaIS1_EE", !16, i64 0}
!16 = !{!"_ZTSSt12_Vector_baseISt4pairIxxESaIS1_EE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseISt4pairIxxESaIS1_EE12_Vector_implE", !18, i64 0}
!18 = !{!"_ZTSNSt12_Vector_baseISt4pairIxxESaIS1_EE17_Vector_impl_dataE", !19, i64 0, !19, i64 8, !19, i64 16}
!19 = !{!"any pointer", !7, i64 0}
!20 = !{!"_ZTSSt7greaterISt4pairIxxEE"}
!21 = !{!19, !19, i64 0}
!22 = !{!23, !6, i64 0}
!23 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!24 = !{!23, !6, i64 4}


; 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.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.state = type { %"struct.std::pair", %"class.std::priority_queue" }
%"struct.std::pair" = type { i64, i64 }
%"class.std::priority_queue" = type <{ %"class.std::vector", [8 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<long long, long long>, std::allocator<std::pair<long long, long long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@num = external dso_local local_unnamed_addr global [100001 x i64], align 16
@child = external dso_local global [100001 x %"class.std::vector.3"], align 16
@cur = external dso_local global [100001 x %struct.state], align 16

; 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 @_Z2ADR5stateS0_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_Z3dfsi(i32 noundef %0) local_unnamed_addr #1 {
  %2 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = sext i32 %0 to i64
  %5 = getelementptr inbounds [100001 x i64], ptr @num, i64 0, i64 %4
  %6 = load i64, ptr %5, align 8, !tbaa !5
  %7 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %4
  %8 = getelementptr inbounds i8, ptr %7, i64 8
  store i64 %6, ptr %8, align 8, !tbaa !9
  %9 = getelementptr inbounds [100001 x %"class.std::vector.3"], ptr @child, i64 0, i64 %4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %10 = tail call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  store ptr %10, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %11 = tail call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  store ptr %11, ptr %3, align 8
  %12 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  br i1 %12, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %13 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %14 = load i32, ptr %13, align 4, !tbaa !19
  call void @_Z3dfsi(i32 noundef %14)
  %15 = load i32, ptr %13, align 4, !tbaa !19
  %16 = sext i32 %15 to i64
  %17 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %16
  %18 = getelementptr inbounds i8, ptr %13, i64 4
  %19 = load i32, ptr %18, align 4, !tbaa !22
  call void @_ZN5state3cutEi(ptr noundef nonnull align 8 dereferenceable(48) %17, i32 noundef %19)
  %20 = load i32, ptr %13, align 4, !tbaa !19
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [100001 x %struct.state], ptr @cur, i64 0, i64 %21
  call void @_Z2ADR5stateS0_(ptr noundef nonnull align 8 dereferenceable(48) %7, ptr noundef nonnull align 8 dereferenceable(48) %22)
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %24 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  br i1 %24, label %.lr.ph, label %._crit_edge
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(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_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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 noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5state3cutEi(ptr noundef nonnull align 8 dereferenceable(48), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(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 = { 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, !6, i64 8}
!10 = !{!"_ZTS5state", !11, i64 0, !12, i64 16}
!11 = !{!"_ZTSSt4pairIxxE", !6, i64 0, !6, i64 8}
!12 = !{!"_ZTSSt14priority_queueISt4pairIxxESt6vectorIS1_SaIS1_EESt7greaterIS1_EE", !13, i64 0, !18, i64 24}
!13 = !{!"_ZTSSt6vectorISt4pairIxxESaIS1_EE", !14, i64 0}
!14 = !{!"_ZTSSt12_Vector_baseISt4pairIxxESaIS1_EE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseISt4pairIxxESaIS1_EE12_Vector_implE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseISt4pairIxxESaIS1_EE17_Vector_impl_dataE", !17, i64 0, !17, i64 8, !17, i64 16}
!17 = !{!"any pointer", !7, i64 0}
!18 = !{!"_ZTSSt7greaterISt4pairIxxEE"}
!19 = !{!20, !21, i64 0}
!20 = !{!"_ZTSSt4pairIiiE", !21, i64 0, !21, i64 4}
!21 = !{!"int", !7, i64 0}
!22 = !{!20, !21, i64 4}


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