; LLVM IR from Thre4dripper/DSA-Programs :: 12. Priority Queue/Priority Queue (Array)/Enqueue.ll (Z7enqueue4NodePS_PiS1_i)

; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%struct.Node = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"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] }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.5 = external hidden unnamed_addr constant [18 x i8], align 1

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z7enqueue4NodePS_PiS1_i(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3, i32 noundef %4) #1 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store ptr %3, ptr %9, align 8, !tbaa !5
  store i32 %4, ptr %10, align 4, !tbaa !9
  %13 = load ptr, ptr %9, align 8, !tbaa !5
  %14 = load i32, ptr %13, align 4, !tbaa !9
  %15 = load i32, ptr %10, align 4, !tbaa !9
  %16 = sub nsw i32 %15, 1
  %17 = icmp slt i32 %14, %16
  br i1 %17, label %18, label %108

18:                                               ; preds = %5
  %19 = load ptr, ptr %8, align 8, !tbaa !5
  %20 = load i32, ptr %19, align 4, !tbaa !9
  %21 = icmp eq i32 %20, -1
  br i1 %21, label %22, label %31

22:                                               ; preds = %18
  %23 = load ptr, ptr %9, align 8, !tbaa !5
  store i32 0, ptr %23, align 4, !tbaa !9
  %24 = load ptr, ptr %8, align 8, !tbaa !5
  store i32 0, ptr %24, align 4, !tbaa !9
  %25 = load ptr, ptr %7, align 8, !tbaa !5
  %26 = load ptr, ptr %8, align 8, !tbaa !5
  %27 = load i32, ptr %26, align 4, !tbaa !9
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds %struct.Node, ptr %25, i64 %28
  %30 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %29, ptr noundef nonnull align 8 dereferenceable(36) %0)
  br label %107

31:                                               ; preds = %18
  %32 = getelementptr inbounds %struct.Node, ptr %0, i32 0, i32 1
  %33 = load i32, ptr %32, align 8, !tbaa !11
  %34 = load ptr, ptr %7, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.Node, ptr %34, i64 0
  %36 = getelementptr inbounds %struct.Node, ptr %35, i32 0, i32 1
  %37 = load i32, ptr %36, align 8, !tbaa !11
  %38 = icmp slt i32 %33, %37
  br i1 %38, label %39, label %54

39:                                               ; preds = %31
  %40 = load ptr, ptr %9, align 8, !tbaa !5
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %40, align 4, !tbaa !9
  %43 = load ptr, ptr %7, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.Node, ptr %43, i64 0
  %45 = load ptr, ptr %7, align 8, !tbaa !5
  %46 = load ptr, ptr %9, align 8, !tbaa !5
  %47 = load i32, ptr %46, align 4, !tbaa !9
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds %struct.Node, ptr %45, i64 %48
  %50 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %49, ptr noundef nonnull align 8 dereferenceable(36) %44)
  %51 = load ptr, ptr %7, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct.Node, ptr %51, i64 0
  %53 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %52, ptr noundef nonnull align 8 dereferenceable(36) %0)
  br label %106

54:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  store i32 0, ptr %11, align 4, !tbaa !9
  br label %55

55:                                               ; preds = %72, %54
  %56 = load i32, ptr %11, align 4, !tbaa !9
  %57 = load ptr, ptr %9, align 8, !tbaa !5
  %58 = load i32, ptr %57, align 4, !tbaa !9
  %59 = icmp sle i32 %56, %58
  br i1 %59, label %60, label %70

60:                                               ; preds = %55
  %61 = getelementptr inbounds %struct.Node, ptr %0, i32 0, i32 1
  %62 = load i32, ptr %61, align 8, !tbaa !11
  %63 = load ptr, ptr %7, align 8, !tbaa !5
  %64 = load i32, ptr %11, align 4, !tbaa !9
  %65 = sext i32 %64 to i64
  %66 = getelementptr inbounds %struct.Node, ptr %63, i64 %65
  %67 = getelementptr inbounds %struct.Node, ptr %66, i32 0, i32 1
  %68 = load i32, ptr %67, align 8, !tbaa !11
  %69 = icmp sge i32 %62, %68
  br label %70

70:                                               ; preds = %60, %55
  %71 = phi i1 [ false, %55 ], [ %69, %60 ]
  br i1 %71, label %72, label %75

72:                                               ; preds = %70
  %73 = load i32, ptr %11, align 4, !tbaa !9
  %74 = add nsw i32 %73, 1
  store i32 %74, ptr %11, align 4, !tbaa !9
  br label %55, !llvm.loop !16

75:                                               ; preds = %70
  %76 = load ptr, ptr %9, align 8, !tbaa !5
  %77 = load i32, ptr %76, align 4, !tbaa !9
  %78 = add nsw i32 %77, 1
  store i32 %78, ptr %76, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %79 = load ptr, ptr %9, align 8, !tbaa !5
  %80 = load i32, ptr %79, align 4, !tbaa !9
  store i32 %80, ptr %12, align 4, !tbaa !9
  br label %81

81:                                               ; preds = %97, %75
  %82 = load i32, ptr %12, align 4, !tbaa !9
  %83 = load i32, ptr %11, align 4, !tbaa !9
  %84 = icmp sgt i32 %82, %83
  br i1 %84, label %86, label %85

85:                                               ; preds = %81
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %100

86:                                               ; preds = %81
  %87 = load ptr, ptr %7, align 8, !tbaa !5
  %88 = load i32, ptr %12, align 4, !tbaa !9
  %89 = sub nsw i32 %88, 1
  %90 = sext i32 %89 to i64
  %91 = getelementptr inbounds %struct.Node, ptr %87, i64 %90
  %92 = load ptr, ptr %7, align 8, !tbaa !5
  %93 = load i32, ptr %12, align 4, !tbaa !9
  %94 = sext i32 %93 to i64
  %95 = getelementptr inbounds %struct.Node, ptr %92, i64 %94
  %96 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %95, ptr noundef nonnull align 8 dereferenceable(36) %91)
  br label %97

97:                                               ; preds = %86
  %98 = load i32, ptr %12, align 4, !tbaa !9
  %99 = add nsw i32 %98, -1
  store i32 %99, ptr %12, align 4, !tbaa !9
  br label %81, !llvm.loop !18

100:                                              ; preds = %85
  %101 = load ptr, ptr %7, align 8, !tbaa !5
  %102 = load i32, ptr %11, align 4, !tbaa !9
  %103 = sext i32 %102 to i64
  %104 = getelementptr inbounds %struct.Node, ptr %101, i64 %103
  %105 = call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %104, ptr noundef nonnull align 8 dereferenceable(36) %0)
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  br label %106

106:                                              ; preds = %100, %39
  br label %107

107:                                              ; preds = %106, %22
  br label %111

108:                                              ; preds = %5
  %109 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.5)
  %110 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %109, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %111

111:                                              ; preds = %108, %107
  ret void
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) #0 align 2

attributes #0 = { 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 #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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)"}
!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 = !{!12, !10, i64 32}
!12 = !{!"_ZTS4Node", !13, i64 0, !10, i64 32}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !14, i64 0, !15, i64 8, !7, i64 16}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!15 = !{!"long", !7, i64 0}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = distinct !{!18, !17}


; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%struct.Node = type <{ %"class.std::__cxx11::basic_string", i32, [4 x i8] }>
%"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] }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.5 = external hidden unnamed_addr constant [18 x i8], align 1

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_Z7enqueue4NodePS_PiS1_i(ptr noundef %0, ptr noundef %1, ptr nocapture noundef %2, ptr nocapture noundef %3, i32 noundef %4) local_unnamed_addr #1 {
  %6 = load i32, ptr %3, align 4, !tbaa !5
  %7 = add nsw i32 %4, -1
  %8 = icmp slt i32 %6, %7
  br i1 %8, label %9, label %39

9:                                                ; preds = %5
  %10 = load i32, ptr %2, align 4, !tbaa !5
  %11 = icmp eq i32 %10, -1
  br i1 %11, label %12, label %14

12:                                               ; preds = %9
  store i32 0, ptr %3, align 4, !tbaa !5
  store i32 0, ptr %2, align 4, !tbaa !5
  %13 = tail call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %1, ptr noundef nonnull align 8 dereferenceable(36) %0)
  br label %42

14:                                               ; preds = %9
  %15 = getelementptr inbounds i8, ptr %0, i64 32
  %16 = load i32, ptr %15, align 8, !tbaa !9
  %17 = getelementptr inbounds i8, ptr %1, i64 32
  %18 = load i32, ptr %17, align 8, !tbaa !9
  %19 = icmp slt i32 %16, %18
  br i1 %19, label %20, label %.preheader

.preheader:                                       ; preds = %14
  %.not31 = icmp slt i32 %6, 0
  %.pre = add nsw i32 %6, 1
  br i1 %.not31, label %.critedge.thread, label %.lr.ph.preheader

.critedge.thread:                                 ; preds = %.preheader
  store i32 %.pre, ptr %3, align 4, !tbaa !5
  br label %._crit_edge

.lr.ph.preheader:                                 ; preds = %.preheader
  %wide.trip.count = zext nneg i32 %.pre to i64
  br label %.lr.ph

20:                                               ; preds = %14
  %21 = add nsw i32 %6, 1
  store i32 %21, ptr %3, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds %struct.Node, ptr %1, i64 %22
  %24 = tail call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %23, ptr noundef nonnull align 8 dereferenceable(36) %1)
  %25 = tail call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %1, ptr noundef nonnull align 8 dereferenceable(36) %0)
  br label %42

.lr.ph:                                           ; preds = %.lr.ph.preheader, %28
  %indvars.iv = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next, %28 ]
  %26 = getelementptr inbounds %struct.Node, ptr %1, i64 %indvars.iv, i32 1
  %27 = load i32, ptr %26, align 8, !tbaa !9
  %.not30 = icmp slt i32 %16, %27
  br i1 %.not30, label %.critedge.split.loop.exit, label %28

28:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.critedge, label %.lr.ph, !llvm.loop !15

.critedge.split.loop.exit:                        ; preds = %.lr.ph
  %29 = trunc nuw nsw i64 %indvars.iv to i32
  br label %.critedge

.critedge:                                        ; preds = %28, %.critedge.split.loop.exit
  %.028.lcssa = phi i32 [ %29, %.critedge.split.loop.exit ], [ %.pre, %28 ]
  store i32 %.pre, ptr %3, align 4, !tbaa !5
  %.not = icmp slt i32 %6, %.028.lcssa
  br i1 %.not, label %._crit_edge, label %.lr.ph36.preheader

.lr.ph36.preheader:                               ; preds = %.critedge
  %30 = zext nneg i32 %.pre to i64
  %31 = sext i32 %.028.lcssa to i64
  br label %.lr.ph36

._crit_edge:                                      ; preds = %.lr.ph36, %.critedge.thread, %.critedge
  %.028.lcssa44 = phi i32 [ 0, %.critedge.thread ], [ %.028.lcssa, %.critedge ], [ %.028.lcssa, %.lr.ph36 ]
  %32 = zext nneg i32 %.028.lcssa44 to i64
  %33 = getelementptr inbounds %struct.Node, ptr %1, i64 %32
  %34 = tail call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %33, ptr noundef nonnull align 8 dereferenceable(36) %0)
  br label %42

.lr.ph36:                                         ; preds = %.lr.ph36.preheader, %.lr.ph36
  %indvars.iv38 = phi i64 [ %30, %.lr.ph36.preheader ], [ %indvars.iv.next39, %.lr.ph36 ]
  %35 = getelementptr %struct.Node, ptr %1, i64 %indvars.iv38
  %36 = getelementptr i8, ptr %35, i64 -40
  %37 = tail call noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36) %35, ptr noundef nonnull align 8 dereferenceable(36) %36)
  %indvars.iv.next39 = add nsw i64 %indvars.iv38, -1
  %38 = icmp sgt i64 %indvars.iv.next39, %31
  br i1 %38, label %.lr.ph36, label %._crit_edge, !llvm.loop !17

39:                                               ; preds = %5
  %40 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.5)
  %41 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %40, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %42

42:                                               ; preds = %12, %._crit_edge, %20, %39
  ret void
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(36) ptr @_ZN4NodeaSERKS_(ptr noundef nonnull align 8 dereferenceable(36), ptr noundef nonnull align 8 dereferenceable(36)) local_unnamed_addr #0 align 2

attributes #0 = { 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 #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" }

!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, !6, i64 32}
!10 = !{!"_ZTS4Node", !11, i64 0, !6, i64 32}
!11 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !12, i64 0, !14, i64 8, !7, i64 16}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !13, i64 0}
!13 = !{!"any pointer", !7, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass