; LLVM IR from stonne-simulator/omega :: omega-code/stonne/src/DSNetwork.ll (ZN9DSNetworkD2Ev)

; 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"

%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::_Rb_tree_iterator.13" = type { ptr }
%class.DSNetwork = type { %class.Unit, i32, i32, i32, %"class.std::map", %"class.std::map.3", ptr }
%class.Unit = type { ptr, i32, %"class.std::__cxx11::basic_string" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, DSwitch *>, std::_Select1st<std::pair<const std::pair<int, int>, DSwitch *>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, DSwitch *>, std::_Select1st<std::pair<const std::pair<int, int>, DSwitch *>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"class.std::map.3" = type { %"class.std::_Rb_tree.4" }
%"class.std::_Rb_tree.4" = type { %"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, Connection *>, std::_Select1st<std::pair<const std::pair<int, int>, Connection *>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::pair<int, int>, std::pair<const std::pair<int, int>, Connection *>, std::_Select1st<std::pair<const std::pair<int, int>, Connection *>>, std::less<std::pair<int, int>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::pair.11" = type { %"struct.std::pair", ptr }
%"struct.std::pair" = type { i32, i32 }
%"struct.std::pair.14" = type { %"struct.std::pair", ptr }

@_ZTV9DSNetwork = external dso_local unnamed_addr constant { [6 x ptr] }, align 8

; 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN4UnitD2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN9DSNetworkD2Ev(ptr noundef nonnull align 8 dereferenceable(168) %0) unnamed_addr #2 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator.13", align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator.13", align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %7 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 32) ({ [6 x ptr] }, ptr @_ZTV9DSNetwork, i32 0, i32 0, i32 2), ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %8 = getelementptr inbounds %class.DSNetwork, ptr %7, i32 0, i32 4
  %9 = call ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %8) #4
  %10 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %3, i32 0, i32 0
  store ptr %9, ptr %10, align 8
  br label %11

11:                                               ; preds = %24, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %12 = getelementptr inbounds %class.DSNetwork, ptr %7, i32 0, i32 4
  %13 = call ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %12) #4
  %14 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %4, i32 0, i32 0
  store ptr %13, ptr %14, align 8
  %15 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEES8_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br i1 %15, label %17, label %16

16:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  br label %26

17:                                               ; preds = %11
  %18 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %19 = getelementptr inbounds %"struct.std::pair.11", ptr %18, i32 0, i32 1
  %20 = load ptr, ptr %19, align 8, !tbaa !11
  %21 = icmp eq ptr %20, null
  br i1 %21, label %23, label %22

22:                                               ; preds = %17
  call void @_ZN7DSwitchD2Ev(ptr noundef nonnull align 8 dereferenceable(184) %20) #4
  call void @_ZdlPvm(ptr noundef %20, i64 noundef 184) #5
  br label %23

23:                                               ; preds = %22, %17
  br label %24

24:                                               ; preds = %23
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  br label %11, !llvm.loop !15

26:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %27 = getelementptr inbounds %class.DSNetwork, ptr %7, i32 0, i32 5
  %28 = call ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %27) #4
  %29 = getelementptr inbounds %"struct.std::_Rb_tree_iterator.13", ptr %5, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  br label %30

30:                                               ; preds = %43, %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %31 = getelementptr inbounds %class.DSNetwork, ptr %7, i32 0, i32 5
  %32 = call ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %31) #4
  %33 = getelementptr inbounds %"struct.std::_Rb_tree_iterator.13", ptr %6, i32 0, i32 0
  store ptr %32, ptr %33, align 8
  %34 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEES8_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br i1 %34, label %36, label %35

35:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %45

36:                                               ; preds = %30
  %37 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %38 = getelementptr inbounds %"struct.std::pair.14", ptr %37, i32 0, i32 1
  %39 = load ptr, ptr %38, align 8, !tbaa !17
  %40 = icmp eq ptr %39, null
  br i1 %40, label %42, label %41

41:                                               ; preds = %36
  call void @_ZN10ConnectionD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %39) #4
  call void @_ZdlPvm(ptr noundef %39, i64 noundef 64) #5
  br label %42

42:                                               ; preds = %41, %36
  br label %43

43:                                               ; preds = %42
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  br label %30, !llvm.loop !19

45:                                               ; preds = %35
  %46 = getelementptr inbounds %class.DSNetwork, ptr %7, i32 0, i32 5
  call void @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %46) #4
  %47 = getelementptr inbounds %class.DSNetwork, ptr %7, i32 0, i32 4
  call void @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %47) #4
  call void @_ZN4UnitD2Ev(ptr noundef nonnull align 8 dereferenceable(48) %7) #4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEES8_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7DSwitchD2Ev(ptr noundef nonnull align 8 dereferenceable(184)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEES8_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN10ConnectionD2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin nounwind "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 }
attributes #5 = { builtin 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !6, i64 8}
!12 = !{!"_ZTSSt4pairIKS_IiiEP7DSwitchE", !13, i64 0, !6, i64 8}
!13 = !{!"_ZTSSt4pairIiiE", !14, i64 0, !14, i64 4}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = !{!18, !6, i64 8}
!18 = !{!"_ZTSSt4pairIKS_IiiEP10ConnectionE", !13, i64 0, !6, i64 8}
!19 = distinct !{!19, !16}


; 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"

%"struct.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::_Rb_tree_iterator.13" = type { ptr }

@_ZTV9DSNetwork = external dso_local unnamed_addr constant { [6 x ptr] }, align 8

; 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN4UnitD2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN9DSNetworkD2Ev(ptr noundef nonnull align 8 dereferenceable(168) %0) unnamed_addr #2 align 2 {
  %2 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator.13", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator.13", align 8
  store ptr getelementptr inbounds inrange(-16, 32) (i8, ptr @_ZTV9DSNetwork, i64 16), ptr %0, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %6 = getelementptr inbounds i8, ptr %0, i64 64
  %7 = tail call ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #4
  store ptr %7, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %8 = tail call ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #4
  store ptr %8, ptr %3, align 8
  %9 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEES8_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br i1 %9, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %19, %1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %10 = getelementptr inbounds i8, ptr %0, i64 112
  %11 = call ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #4
  store ptr %11, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %12 = call ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #4
  store ptr %12, ptr %5, align 8
  %13 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEES8_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br i1 %13, label %.lr.ph3, label %._crit_edge4

.lr.ph:                                           ; preds = %1, %19
  %14 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %15 = getelementptr inbounds i8, ptr %14, i64 8
  %16 = load ptr, ptr %15, align 8, !tbaa !8
  %17 = icmp eq ptr %16, null
  br i1 %17, label %19, label %18

18:                                               ; preds = %.lr.ph
  call void @_ZN7DSwitchD2Ev(ptr noundef nonnull align 8 dereferenceable(184) %16) #4
  call void @_ZdlPvm(ptr noundef nonnull %16, i64 noundef 184) #5
  br label %19

19:                                               ; preds = %.lr.ph, %18
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %21 = call ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #4
  store ptr %21, ptr %3, align 8
  %22 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEES8_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br i1 %22, label %.lr.ph, label %._crit_edge, !llvm.loop !14

._crit_edge4:                                     ; preds = %28, %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %10) #4
  call void @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %6) #4
  call void @_ZN4UnitD2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  ret void

.lr.ph3:                                          ; preds = %._crit_edge, %28
  %23 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  %24 = getelementptr inbounds i8, ptr %23, i64 8
  %25 = load ptr, ptr %24, align 8, !tbaa !16
  %26 = icmp eq ptr %25, null
  br i1 %26, label %28, label %27

27:                                               ; preds = %.lr.ph3
  call void @_ZN10ConnectionD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %25) #4
  call void @_ZdlPvm(ptr noundef nonnull %25, i64 noundef 64) #5
  br label %28

28:                                               ; preds = %.lr.ph3, %27
  %29 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %30 = call ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %10) #4
  store ptr %30, ptr %5, align 8
  %31 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEES8_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br i1 %31, label %.lr.ph3, label %._crit_edge4, !llvm.loop !18
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEES8_(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 ptr @_ZNSt3mapISt4pairIiiEP7DSwitchSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN7DSwitchD2Ev(ptr noundef nonnull align 8 dereferenceable(184)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP7DSwitchEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEES8_(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 ptr @_ZNSt3mapISt4pairIiiEP10ConnectionSt4lessIS1_ESaIS0_IKS1_S3_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN10ConnectionD2Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKS0_IiiEP10ConnectionEEppEv(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 = { nobuiltin nounwind "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 }
attributes #5 = { builtin 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !13, i64 8}
!9 = !{!"_ZTSSt4pairIKS_IiiEP7DSwitchE", !10, i64 0, !13, i64 8}
!10 = !{!"_ZTSSt4pairIiiE", !11, i64 0, !11, i64 4}
!11 = !{!"int", !12, i64 0}
!12 = !{!"omnipotent char", !7, i64 0}
!13 = !{!"any pointer", !12, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = !{!17, !13, i64 8}
!17 = !{!"_ZTSSt4pairIKS_IiiEP10ConnectionE", !10, i64 0, !13, i64 8}
!18 = distinct !{!18, !15}


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